CA2641888C - Rocking chair - Google Patents
Rocking chair Download PDFInfo
- Publication number
- CA2641888C CA2641888C CA2641888A CA2641888A CA2641888C CA 2641888 C CA2641888 C CA 2641888C CA 2641888 A CA2641888 A CA 2641888A CA 2641888 A CA2641888 A CA 2641888A CA 2641888 C CA2641888 C CA 2641888C
- Authority
- CA
- Canada
- Prior art keywords
- base
- chair
- holes
- rods
- rocking chair
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000463 material Substances 0.000 description 9
- 239000011121 hardwood Substances 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 3
- 229920002302 Nylon 6,6 Polymers 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 239000011435 rock Substances 0.000 description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011151 fibre-reinforced plastic Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/02—Rocking chairs
- A47C3/025—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame
- A47C3/0252—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame connected only by an elastic member positioned between seat and base frame
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47D—FURNITURE SPECIALLY ADAPTED FOR CHILDREN
- A47D9/00—Cradles ; Bassinets
- A47D9/02—Cradles ; Bassinets with rocking mechanisms
Landscapes
- Chairs Characterized By Structure (AREA)
Abstract
A rocking chair, comprising, a seat, a base adapted for placement on a floor surface, at least two flexible rods, each having a lower end and an upper end, means for securely engaging the lower end of each of the at least two flexible rods to the base, means for securely engaging the upper end of each of the at least two flexible rods to the seat wherein the at least two flexible rods are arranged to form a plane that is perpendicular to the floor surface.
Description
ROCKING CHAIR
FIELD OF THE INVENTION
The present invention relates to a chair, and more particularly, relates to a rocking chair and other rocking devices.
BACKGROUND OF THE INVENTION
Rocking chairs are well known, and provide the occupants thereof with a comfortable and relaxing place to sit, and to gently rock back and forth. For example, rocking chairs having two curved bands of wood or other material attached to the bottom of the legs (one on the left two legs and one on the right two legs) are widely available. Additionally, rocking chairs having a seat attached to a base by way of a sheet of fiber reinforced plastic material has been proposed, for example, as described in the Apissomian U.S. Patent 4,411, 468.
It is desirable to have rocking chair that is smooth, virtually silent, easy to construct, easy to assemble and disassemble, versatile and easy to modify according to the needs or desires or weight of the occupant. Additionally, it is desirable to provide a rocking chair which has no nipping points, wherein the base is stable, substantially eliminating the risk of pinching for example a child's fingers, an animal's tail or the like between the base of the rocking chair and the floor upon which it is positioned when the chair is being rocked back and forth and substantially limiting the risk of damage to the floor resulting from the rocking motion.
Additionally, it is desirable to provide a rocking chair that has a small footprint, that can be used on an uneven surface, and that can operate independently of any object underneath the base of the chair. Additionally, it is desirable to provide a rocking chair that is completely stationary and does not move about when in use. Additionally it is desirable to provide a rocking chair where the ware components can be easily exchanged or replaced as needed, in a relatively inexpensive manner.
SUMMARY OF THE INVENTION
Pagelof 7 Accordingly, one object of the present invention is to provide a rocking chair that is smooth, virtually silent, easy to construct, easy to assemble and disassemble, versatile and easy to modify according to the needs or desires or weight of the occupant.
Another object of the present invention is to provide a rocking chair wherein the base is stable, substantially eliminating the risk of pinching for example a child's fingers, an animal's tail or the like between the base of the rocking chair and the floor upon which it is positioned when the chair is being rocked back and forth and substantially limiting the risk of damage to the floor or adjoining walls resulting from the rocking motion.
Another object of the present invention is to provide a rocking chair that has a small footprint, that can be used on an uneven surface, and that can operate independently of any object underneath the base of the chair.
Another object of the present invention is to provide a rocking chair where the ware components can be easily exchanged or replaced as needed, in a relatively inexpensive manner.
According to one aspect of the present invention, there is provided a rocking chair, comprising, a seat, a base adapted for placement on a floor surface, at least two flexible rods, each having a lower end and an upper end, means for securely engaging the lower end of each of the at least two flexible rods to the base and means for securely engaging the upper end of each of the at least two flexible rods to the seat.
According to another aspect of the present invention, there is provided a cradle, comprising a bed, a base adapted for placement on a floor surface, at least two flexible rods, each having a lower end and an upper end, means for securely engaging the lower end of each of the at least two flexible rods to the base and means for securely engaging the upper end of each of the at least two flexible rods to the bed.
An advantage of the present invention is that it provides a one object of the present invention is to provide a rocking chair that is smooth, virtually silent, easy to construct, easy to assemble and disassemble, versatile and easy to modify according to the needs or desires or weight of the Page 2 of 7 occupant.
A further advantage of the present invention is that it provides a rocking chair wherein the base is stable, substantially eliminating the risk of pinching for example a child's fingers, an animal tail's or the like between the base of the rocking chair and the floor upon which it is positioned when the chair is being rocked back and forth and substantially limiting the risk of damage to the floor resulting from the rocking motion.
A farther advantage of the present invention is that it provides a rocking chair that has a small footprint, that can be used on an uneven surface, and that can operate independently of any object underneath the base of the chair.
A further advantage of the present invention is that it provides a rocking chair where the ware components can be easily exchanged or replaced as needed, in a relatively inexpensive manner.
BRIEF DESCRIPTION OF THE DRAWINGS
A preferred embodiment of the present invention is described below with reference to the accompanying drawings, in which:
Figure I is a view from the front of one embodiment of the rocking chair of the present invention;
Figure 2 is a view from the side of one embodiment of the rocking chair of the present invention;
Figure 3 is a three-quarter view of one embodiment of the rocking chair of the present invention;
Figure 4 is a view from underneath one embodiment of the rocking chair of the present invention Figure 5 is a view from the side of one embodiment of the cradle of an alternative embodiment of the present invention.
DESCRIPTION OF THE PREFERRED EMBODIMENT
Page 3 of 7 In a preferred embodiment of the present invention, as illustrated in Figures 1 and 3 a rocking chair is provided, having, in a preferred embodiment, a seat 2 upon which an occupant (not shown) may be seated, the chair preferably having arms 3 and a back 4 to provide additional support and comfort for the occupant, the seat 2 being positioned above a base member 10 preferably made of hardwood or other strong durable material, and preferably having a pair of outer support members 12 securely attached thereto.
In a preferred embodiment of the present invention, the base member 10 has five holes 11 therein, each of the holes 11 having a diameter and depth to receive in snug frictional engagement, and to securely support one end of a flexible rod 8, the flexible rod 8 preferably being made of Nylon 66 or other similar material known to a person skilled in the art. It is understood that in alternative embodiments of the present invention, two or more, and preferably five or more holes may be utilized. It is also understood that in alternative embodiments of the present invention, screws, adhesive or other fasteners may be used to securely engage the rods with the base in a manner known to a person skilled in the art.
In a preferred embodiment of the present invention, the rods are approximately three-quarter (3/4 ) inch in diameter, and 16 inches in length, it being understood that rods of a variety of different diameters and lengths may be used in accordance with the present invention. In another embodiment of the present invention, where a child's rocking chair is provided, the rods are of the same diameter but only two are used. Alternatively, an additional rod(s) with a smaller diameter can be used.. It is also understood that alternatively, square, rectangular or flat lengths of Nylon 66 or other similar material may be used in place of the cylindrical rods previously described herein.
With reference to Figures 3 and 4, a seat support member 18 preferably made of hardwood or other strong durable material is glued, screwed or otherwise securely fastened to the underside of the seat 2, and in a preferred embodiment of the present invention, the seat support member 18 has five holes 13 therein corresponding in size and relative position to the previously described five holes 11 in the base member 10, each of the five holes 13 in the seat support member 18 also having a diameter and depth to receive in snug frictional engagement, and to securely support a flexible rod 8.
Page 4 of 7 When the chair is assembled, as illustrated in Figure 4, the lower end of each the flexible rods 8 is fully inserted into a hole 11 in the base member 10, and the upper end of the flexible rod is fully inserted into the corresponding hole 13 in the seat support member. In a chair having 5 holes in the base member 10 and 5 holes in the seat support member, up to five flexible rods may be used and inserted into the corresponding holes in the base member and seat support member, it being understood that two or more, and up to five flexible rods may be utilized depending on the desired level and ease of motion, and the weight of the intended occupant (it being understood that in chairs having more than five holes in the base member and seat support member, more than five flexible rods may be utilized in a manner known to a person skilled in the art).
As illustrated in Figure 2, when the chair is in the unloaded/unoccupied state, the rods are in a vertical or substantially vertical orientation and are arranged to form a vertical or substantially vertical plane that is perpendicular or substantially perpendicular to the intended forward and rearward motion of the chair, the vertical plane formed by the rods preferably passing through or proximate the expected center of gravity when the chair is in the loaded or occupied state.
In the preferred embodiment of the present invention as illustrated in Figure
FIELD OF THE INVENTION
The present invention relates to a chair, and more particularly, relates to a rocking chair and other rocking devices.
BACKGROUND OF THE INVENTION
Rocking chairs are well known, and provide the occupants thereof with a comfortable and relaxing place to sit, and to gently rock back and forth. For example, rocking chairs having two curved bands of wood or other material attached to the bottom of the legs (one on the left two legs and one on the right two legs) are widely available. Additionally, rocking chairs having a seat attached to a base by way of a sheet of fiber reinforced plastic material has been proposed, for example, as described in the Apissomian U.S. Patent 4,411, 468.
It is desirable to have rocking chair that is smooth, virtually silent, easy to construct, easy to assemble and disassemble, versatile and easy to modify according to the needs or desires or weight of the occupant. Additionally, it is desirable to provide a rocking chair which has no nipping points, wherein the base is stable, substantially eliminating the risk of pinching for example a child's fingers, an animal's tail or the like between the base of the rocking chair and the floor upon which it is positioned when the chair is being rocked back and forth and substantially limiting the risk of damage to the floor resulting from the rocking motion.
Additionally, it is desirable to provide a rocking chair that has a small footprint, that can be used on an uneven surface, and that can operate independently of any object underneath the base of the chair. Additionally, it is desirable to provide a rocking chair that is completely stationary and does not move about when in use. Additionally it is desirable to provide a rocking chair where the ware components can be easily exchanged or replaced as needed, in a relatively inexpensive manner.
SUMMARY OF THE INVENTION
Pagelof 7 Accordingly, one object of the present invention is to provide a rocking chair that is smooth, virtually silent, easy to construct, easy to assemble and disassemble, versatile and easy to modify according to the needs or desires or weight of the occupant.
Another object of the present invention is to provide a rocking chair wherein the base is stable, substantially eliminating the risk of pinching for example a child's fingers, an animal's tail or the like between the base of the rocking chair and the floor upon which it is positioned when the chair is being rocked back and forth and substantially limiting the risk of damage to the floor or adjoining walls resulting from the rocking motion.
Another object of the present invention is to provide a rocking chair that has a small footprint, that can be used on an uneven surface, and that can operate independently of any object underneath the base of the chair.
Another object of the present invention is to provide a rocking chair where the ware components can be easily exchanged or replaced as needed, in a relatively inexpensive manner.
According to one aspect of the present invention, there is provided a rocking chair, comprising, a seat, a base adapted for placement on a floor surface, at least two flexible rods, each having a lower end and an upper end, means for securely engaging the lower end of each of the at least two flexible rods to the base and means for securely engaging the upper end of each of the at least two flexible rods to the seat.
According to another aspect of the present invention, there is provided a cradle, comprising a bed, a base adapted for placement on a floor surface, at least two flexible rods, each having a lower end and an upper end, means for securely engaging the lower end of each of the at least two flexible rods to the base and means for securely engaging the upper end of each of the at least two flexible rods to the bed.
An advantage of the present invention is that it provides a one object of the present invention is to provide a rocking chair that is smooth, virtually silent, easy to construct, easy to assemble and disassemble, versatile and easy to modify according to the needs or desires or weight of the Page 2 of 7 occupant.
A further advantage of the present invention is that it provides a rocking chair wherein the base is stable, substantially eliminating the risk of pinching for example a child's fingers, an animal tail's or the like between the base of the rocking chair and the floor upon which it is positioned when the chair is being rocked back and forth and substantially limiting the risk of damage to the floor resulting from the rocking motion.
A farther advantage of the present invention is that it provides a rocking chair that has a small footprint, that can be used on an uneven surface, and that can operate independently of any object underneath the base of the chair.
A further advantage of the present invention is that it provides a rocking chair where the ware components can be easily exchanged or replaced as needed, in a relatively inexpensive manner.
BRIEF DESCRIPTION OF THE DRAWINGS
A preferred embodiment of the present invention is described below with reference to the accompanying drawings, in which:
Figure I is a view from the front of one embodiment of the rocking chair of the present invention;
Figure 2 is a view from the side of one embodiment of the rocking chair of the present invention;
Figure 3 is a three-quarter view of one embodiment of the rocking chair of the present invention;
Figure 4 is a view from underneath one embodiment of the rocking chair of the present invention Figure 5 is a view from the side of one embodiment of the cradle of an alternative embodiment of the present invention.
DESCRIPTION OF THE PREFERRED EMBODIMENT
Page 3 of 7 In a preferred embodiment of the present invention, as illustrated in Figures 1 and 3 a rocking chair is provided, having, in a preferred embodiment, a seat 2 upon which an occupant (not shown) may be seated, the chair preferably having arms 3 and a back 4 to provide additional support and comfort for the occupant, the seat 2 being positioned above a base member 10 preferably made of hardwood or other strong durable material, and preferably having a pair of outer support members 12 securely attached thereto.
In a preferred embodiment of the present invention, the base member 10 has five holes 11 therein, each of the holes 11 having a diameter and depth to receive in snug frictional engagement, and to securely support one end of a flexible rod 8, the flexible rod 8 preferably being made of Nylon 66 or other similar material known to a person skilled in the art. It is understood that in alternative embodiments of the present invention, two or more, and preferably five or more holes may be utilized. It is also understood that in alternative embodiments of the present invention, screws, adhesive or other fasteners may be used to securely engage the rods with the base in a manner known to a person skilled in the art.
In a preferred embodiment of the present invention, the rods are approximately three-quarter (3/4 ) inch in diameter, and 16 inches in length, it being understood that rods of a variety of different diameters and lengths may be used in accordance with the present invention. In another embodiment of the present invention, where a child's rocking chair is provided, the rods are of the same diameter but only two are used. Alternatively, an additional rod(s) with a smaller diameter can be used.. It is also understood that alternatively, square, rectangular or flat lengths of Nylon 66 or other similar material may be used in place of the cylindrical rods previously described herein.
With reference to Figures 3 and 4, a seat support member 18 preferably made of hardwood or other strong durable material is glued, screwed or otherwise securely fastened to the underside of the seat 2, and in a preferred embodiment of the present invention, the seat support member 18 has five holes 13 therein corresponding in size and relative position to the previously described five holes 11 in the base member 10, each of the five holes 13 in the seat support member 18 also having a diameter and depth to receive in snug frictional engagement, and to securely support a flexible rod 8.
Page 4 of 7 When the chair is assembled, as illustrated in Figure 4, the lower end of each the flexible rods 8 is fully inserted into a hole 11 in the base member 10, and the upper end of the flexible rod is fully inserted into the corresponding hole 13 in the seat support member. In a chair having 5 holes in the base member 10 and 5 holes in the seat support member, up to five flexible rods may be used and inserted into the corresponding holes in the base member and seat support member, it being understood that two or more, and up to five flexible rods may be utilized depending on the desired level and ease of motion, and the weight of the intended occupant (it being understood that in chairs having more than five holes in the base member and seat support member, more than five flexible rods may be utilized in a manner known to a person skilled in the art).
As illustrated in Figure 2, when the chair is in the unloaded/unoccupied state, the rods are in a vertical or substantially vertical orientation and are arranged to form a vertical or substantially vertical plane that is perpendicular or substantially perpendicular to the intended forward and rearward motion of the chair, the vertical plane formed by the rods preferably passing through or proximate the expected center of gravity when the chair is in the loaded or occupied state.
In the preferred embodiment of the present invention as illustrated in Figure
2, the holes 13 in the seat support member may be angled (the angle being shown at 14) from the horizontal so that when the chair is assembled, while the rods may remain vertical or substantially vertical when the chair is in an unloaded/unoccupied state as illustrated in Figure 2, the seat of the chair in the unloaded state is angled (the angle being shown at 16) slightly towards the rear of the chair, the angle of the unloaded chair preferably being 10 to 15 degrees from the horizontal, it being understood that a range of alternative angles may be used as would be understood by a person skilled in the art.
Once assembled as described herein, an occupant seated in the chair can readily rock in a forward and backward motion, the flexibility and elasticity of the rods allowing for movement of the seat in relation to the base member, the rods also providing support for the seat and the occupant.
Once assembled as described herein, in the event that one or more rods needs to be added or removed from the chair, the chair may be disassembled and the one or more rods may be added Page 5 of 7 or removed as needed and the chair reassembled as described herein.
Additionally, in the event that one or more rods has become worn and needs to be replaced, the chair may be disassembled, the worn rod(s) replaced and the chair reassembled as described herein.
In a further alternative embodiment of the present invention, with reference to Figure 5, a cradle for an infant or baby may be provided, the cradle having a base 30 (preferably made of hardwood or other strong durable material) preferably having a pair of outer support members 32 securely attached thereto, which base 30 preferably has multiple holes 31 therein, each of the holes 31 having a diameter and depth to receive in snug frictional engagement multiple nylon rods 34 preferably being made of Nylon 66 or other similar material known to a person skilled in the art, which rods 34 support a small bed 36, preferably by way of a bed support member 37 which bed support member 37 is preferably made of hardwood or other strong durable material which has been glued, screwed or otherwise securely fastened to the underside of the bed 36, and in a preferred embodiment of the present invention, the bed support member 37 has holes 39 therein corresponding in size and relative position to the previously described holes 31 in the base 30, each of the holes in the bed support member 37 also having a diameter and depth to receive in snug frictional engagement, and to securely support a nylon rods 34, the nylon rods 34 being arranged to form a vertical or substantially vertical plane that is perpendicular or substantially perpendicular to the intended motion of the cradle's bed (the intended motion of the cradle's bed being illustrated by the arrow 38).
The present invention has been described herein with regard to preferred embodiments. However, it will be obvious to persons skilled in the art that a number of variations and modifications can be made without departing from the scope of the invention as described herein.
Page 6 of 7
Once assembled as described herein, an occupant seated in the chair can readily rock in a forward and backward motion, the flexibility and elasticity of the rods allowing for movement of the seat in relation to the base member, the rods also providing support for the seat and the occupant.
Once assembled as described herein, in the event that one or more rods needs to be added or removed from the chair, the chair may be disassembled and the one or more rods may be added Page 5 of 7 or removed as needed and the chair reassembled as described herein.
Additionally, in the event that one or more rods has become worn and needs to be replaced, the chair may be disassembled, the worn rod(s) replaced and the chair reassembled as described herein.
In a further alternative embodiment of the present invention, with reference to Figure 5, a cradle for an infant or baby may be provided, the cradle having a base 30 (preferably made of hardwood or other strong durable material) preferably having a pair of outer support members 32 securely attached thereto, which base 30 preferably has multiple holes 31 therein, each of the holes 31 having a diameter and depth to receive in snug frictional engagement multiple nylon rods 34 preferably being made of Nylon 66 or other similar material known to a person skilled in the art, which rods 34 support a small bed 36, preferably by way of a bed support member 37 which bed support member 37 is preferably made of hardwood or other strong durable material which has been glued, screwed or otherwise securely fastened to the underside of the bed 36, and in a preferred embodiment of the present invention, the bed support member 37 has holes 39 therein corresponding in size and relative position to the previously described holes 31 in the base 30, each of the holes in the bed support member 37 also having a diameter and depth to receive in snug frictional engagement, and to securely support a nylon rods 34, the nylon rods 34 being arranged to form a vertical or substantially vertical plane that is perpendicular or substantially perpendicular to the intended motion of the cradle's bed (the intended motion of the cradle's bed being illustrated by the arrow 38).
The present invention has been described herein with regard to preferred embodiments. However, it will be obvious to persons skilled in the art that a number of variations and modifications can be made without departing from the scope of the invention as described herein.
Page 6 of 7
Claims (4)
OR PRIVILEGE IS CLAIMED ARE DEFINED AS FOLLOWS:
1. A rocking chair comprising:
a seat having at least three holes;
a base adapted for placement on a floor surface, the base having at least three holes; and, at least two flexible rods, each flexible rod having a lower end disposed in the respective hole of the base in frictional engagement and an upper end disposed in the respective hole of the seat in frictional engagement, wherein the number of flexible rods is variable up to the number of holes in the seat and the base depending on a desired level and ease of motion, and weight of an intended occupant.
a seat having at least three holes;
a base adapted for placement on a floor surface, the base having at least three holes; and, at least two flexible rods, each flexible rod having a lower end disposed in the respective hole of the base in frictional engagement and an upper end disposed in the respective hole of the seat in frictional engagement, wherein the number of flexible rods is variable up to the number of holes in the seat and the base depending on a desired level and ease of motion, and weight of an intended occupant.
2. The rocking chair according to claim 1 wherein the at least two flexible rods are arranged to form a plane that is perpendicular to the floor surface.
3. A cradle comprising:
a bed having at least two holes;
a base adapted for placement on a floor surface, the base having at least two holes; and, at least two flexible rods, each flexible rod having a lower end disposed in the respective hole of the base in frictional engagement and an upper end disposed in the respective hole of the bed in frictional engagement, wherein the number of flexible rods is variable up to the number of holes in the bed and the base depending on a desired level and ease of motion, and weight of an intended occupant.
a bed having at least two holes;
a base adapted for placement on a floor surface, the base having at least two holes; and, at least two flexible rods, each flexible rod having a lower end disposed in the respective hole of the base in frictional engagement and an upper end disposed in the respective hole of the bed in frictional engagement, wherein the number of flexible rods is variable up to the number of holes in the bed and the base depending on a desired level and ease of motion, and weight of an intended occupant.
4. The cradle according to claim 3 wherein, the at least two flexible rods are arranged to form a plane that is perpendicular to the floor surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2641888A CA2641888C (en) | 2008-10-27 | 2008-10-27 | Rocking chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2641888A CA2641888C (en) | 2008-10-27 | 2008-10-27 | Rocking chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2641888A1 CA2641888A1 (en) | 2010-04-27 |
| CA2641888C true CA2641888C (en) | 2016-10-11 |
Family
ID=42126214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2641888A Active CA2641888C (en) | 2008-10-27 | 2008-10-27 | Rocking chair |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2641888C (en) |
-
2008
- 2008-10-27 CA CA2641888A patent/CA2641888C/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CA2641888A1 (en) | 2010-04-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20131011 |