CN201983015U - LED (light-emitting diode) fluorescent tube - Google Patents
LED (light-emitting diode) fluorescent tube Download PDFInfo
- Publication number
- CN201983015U CN201983015U CN2010206999863U CN201020699986U CN201983015U CN 201983015 U CN201983015 U CN 201983015U CN 2010206999863 U CN2010206999863 U CN 2010206999863U CN 201020699986 U CN201020699986 U CN 201020699986U CN 201983015 U CN201983015 U CN 201983015U
- Authority
- CN
- China
- Prior art keywords
- fluorescent tube
- led
- signal
- led fluorescent
- light
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The utility model discloses an LED (light-emitting diode) fluorescent tube, which comprises a shell, an LED light-emitting component, and a rectifier circuit; wherein, the shell is provided with four connecting terminals; every two of the four connecting terminals are divided into a group; the four connecting terminals are respectively arranged at the two ends of the shell and are used for receiving input signals; the LED light-emitting component is arranged inside the shell; and the rectifier circuit is used for adjusting input signals so as to avoid reversed polarity, wherein the four connecting terminals are wired in a diagonal way. The polarity problem of the LED (light-emitting diode) fluorescent tube does not need to consider, thus realizing the optional installation of the LED (light-emitting diode) fluorescent tube.
Description
Technical field
The utility model relates to the LED lighting field, more specifically, relates to a kind of LED fluorescent tube.
Background technology
Along with light emitting diode (Light Emitting Diode, LED) development of technology, the LED fluorescent lamp is being brought into play more and more important effect at lighting field, because the LED fluorescent lamp has numerous advantages, for example, energy-conservation, long service life, noiselessness or the like make increasing place all bring into use the LED fluorescent lamp as lighting apparatus.
As everyone knows, traditional fluorescent tube has four binding posts, as shown in Figure 1, lays respectively at the two ends (two at every end) of fluorescent tube.For traditional fluorescent lamp, two terminal the insides of every end are connected with filament, so no matter how install, shown in Figure 1A and Figure 1B, fluorescent tube can both be normally luminous.
Fig. 2 shows the external and wire laying mode existing LED fluorescent tube when utilizing direct current supply of led drive circuit, and wherein, Fig. 2 A is correct wire laying mode, and Fig. 2 B is the reversal connection mode behind the LED fluorescent tube Rotate 180 degree; Fig. 3 shows the built-in and wire laying mode existing LED fluorescent tube when utilizing direct current supply of led drive circuit, and wherein, Fig. 3 A is correct wire laying mode, and Fig. 3 B is the reversal connection mode behind the LED fluorescent tube Rotate 180 degree.As shown in Figures 2 and 3, for the LED fluorescent tube of direct current supply, principle of luminosity and traditional fluorescent tube are different fully, because LED is directive, make its luminous needs satisfy two conditions: one, to add forward dc voltage, as Fig. 2 A and Fig. 3 A to LED; Two, the amplitude of forward dc voltage reaches the conducting voltage of LED.If there is any one condition not satisfy, the LED fluorescent tube all is not irradiative, thus when being installed, the LED fluorescent tube needs extreme care, just can not be luminous if adorn anti-LED lamp, shown in Fig. 2 B and Fig. 3 B.
Fig. 4 shows the built-in and wire laying mode existing LED fluorescent tube when utilizing Alternating Current Power Supply of led drive circuit, and wherein, Fig. 4 A is correct wire laying mode, and Fig. 4 B is the reversal connection mode behind the LED fluorescent tube Rotate 180 degree.As shown in Figure 4, for direct use civil power, the LED fluorescent tube of Alternating Current Power Supply also must be noted that the installation direction of fluorescent tube, if fluorescent tube dress anti-(shown in Fig. 4 B) damages device probably, and can initiation fire when serious.
The utility model content
In view of this, main purpose of the present utility model is to provide a kind of LED fluorescent tube, to solve the problem that the LED fluorescent tube that exists in the prior art can't arbitrarily be installed.
For achieving the above object, the technical solution of the utility model is achieved in that
A kind of LED fluorescent tube comprises:
Fluorescent tube shell with four binding posts, four binding posts divide into groups in twos, lay respectively at the two ends of fluorescent tube shell, are used for receiving inputted signal;
The LED light-emitting component is arranged at the inside of described fluorescent tube shell;
Rectification circuit is used for described input signal is regulated to avoid error-polarity connection;
Wherein, the wire laying mode of described four binding posts is provided with by diagonal way.
Preferably, the described input signal that receives comprises power supply signal and control signal.
Preferably, the two poles of the earth of described power supply signal will be arranged at according to cornerwise mode on two binding posts of fluorescent tube shell, and the two poles of the earth of described control signal will be arranged on two other binding post of fluorescent tube shell according to cornerwise mode.
Preferably, described power supply signal is direct current signal or AC signal.
Preferably, described LED fluorescent tube also comprises driver element.
Preferably, described driver element comprises light-emitting diode driving board, is used to described LED light-emitting component that constant current or constant voltage are provided.
Preferably, when described power supply signal was direct current signal, described driver element comprised the DC-DC light-emitting diode driving board; When described power supply signal was AC signal, described driver element comprised the ac/dc light-emitting diode driving board.
Preferably, described driver element also comprises photoelectrical coupler, is used for realizing under the control of described control signal the colour temperature control of LED fluorescent tube.
Preferably, described driver element is arranged at the outside of described fluorescent tube shell or is arranged at the inside of described fluorescent tube shell.
Preferably, described rectification circuit is a rectifier bridge.
Technique effect of the present utility model:
The utility model connects up according to diagonal way to four binding posts of fluorescent tube shell, be arranged at the two poles of the earth of power supply signal on two binding posts of fluorescent tube shell according to cornerwise mode, the two poles of the earth with control signal are arranged on two other binding post of fluorescent tube shell according to cornerwise mode simultaneously, promptly, the line that a pair of type is identical (a pair of power supply signal line or pair of control holding wire) connects up by cornerwise mode, like this, even LED fluorescent tube Rotate 180 degree, the power supply signal line still is connected with the power supply signal line, control signal wire still is connected with control signal wire, can not cause connecting object to be made mistakes because of the rotation of LED fluorescent tube.
In addition, when using direct current signal to power as power supply signal, inside at LED fluorescent tube shell is provided with rectification circuit, as, rectifier bridge, can avoid the polarity inversion of input signal by rectifier bridge, that is, no matter how the input signal polarity of LED lamp tube ends changes, the signal polarity of exporting from rectifier bridge is correct all the time, and then just realized the random installation of LED fluorescent tube, do not need to consider the polarity problems of LED fluorescent tube.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, constitutes the application's a part, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute improper qualification of the present utility model.In the accompanying drawings:
Figure 1A shows the wire laying mode of traditional fluorescent tube;
Figure 1B shows the wire laying mode behind traditional fluorescent lamp Rotate 180 degree;
Fig. 2 A shows the external and wire laying mode existing LED fluorescent tube when utilizing direct current supply of led drive circuit;
Fig. 2 B shows the wire laying mode behind the LED fluorescent tube Rotate 180 degree among Fig. 2 A;
Fig. 3 A shows the built-in and wire laying mode existing LED fluorescent tube when utilizing direct current supply of led drive circuit;
Fig. 3 B shows the wire laying mode behind the LED fluorescent tube Rotate 180 degree among Fig. 3 A;
Fig. 4 A shows the built-in and wire laying mode existing LED fluorescent tube when utilizing Alternating Current Power Supply of led drive circuit;
Fig. 4 B shows the wire laying mode behind the LED fluorescent tube Rotate 180 degree among Fig. 4 A;
Fig. 5 A shows the wire laying mode according to the LED fluorescent tube of the utility model embodiment;
Fig. 5 B shows the wire laying mode behind the LED fluorescent tube Rotate 180 degree among Fig. 5 A;
Fig. 6 A shows the wire laying mode according to the LED fluorescent tube of another embodiment of the utility model;
Fig. 6 B shows the wire laying mode behind the LED fluorescent tube Rotate 180 degree among Fig. 6 A;
Fig. 7 A shows the wire laying mode according to the LED fluorescent tube of the another embodiment of the utility model;
Fig. 7 B shows the wire laying mode behind the LED fluorescent tube Rotate 180 degree among Fig. 7 A.
The specific embodiment
Basic thought of the present utility model is: connect up by cornerwise mode by the line that a pair of type is identical (a pair of power supply signal line or pair of control holding wire), promptly, be arranged at the two poles of the earth of power supply signal on two binding posts of fluorescent tube shell according to cornerwise mode, the two poles of the earth with control signal are arranged on two other binding post of fluorescent tube shell according to cornerwise mode simultaneously, and rectification circuit is set by inside at LED fluorescent tube shell, realize the random installation of LED fluorescent tube.
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe realization of the present utility model in detail.
Fig. 5 A shows the wire laying mode according to the LED fluorescent tube of the utility model embodiment.Shown in Fig. 5 A, the LED fluorescent tube of the utility model embodiment comprises:
Fluorescent tube shell with four binding posts (A, B, C, D), four binding posts divide into groups in twos, lay respectively at the two ends of fluorescent tube shell, be used for receiving inputted signal, wherein, A, B are divided into one group of side that is positioned at the fluorescent tube shell, and C, D are divided into one group of opposite side that is positioned at the fluorescent tube shell, and the A ' shown in Fig. 5 A, B ', C ', D ' are four binding posts of LED daylight lamp bracket.In the present embodiment, the input signal that receives can comprise power supply signal and control signal, and power supply signal can be divided into direct current signal and AC signal again.
The LED light-emitting component is arranged at the inside of fluorescent tube shell, is that example is introduced with two groups of LED in the present embodiment, will export to the LED light-emitting component by the input signal that binding post (A, B, C, D) receives.
Rectification circuit is arranged between binding post (A, B, C, D) and the LED light-emitting component, is used for input signal is regulated to avoid error-polarity connection, and the rectification circuit described in the present embodiment can be rectifier bridge.
Especially, in the present embodiment, the wire laying mode of four binding posts (A, B, C, D) is provided with by diagonal way.Promptly, the two poles of the earth with a pair of power supply signal will be arranged at according to cornerwise mode on two binding posts of fluorescent tube shell, as, the positive pole and the negative pole of first group of direct current signal is arranged on A, the C diagonal, and the positive pole and the negative pole of second group of direct current signal is arranged on B, the D diagonal.
Particularly, in the present embodiment, first group of direct current signal is input to rectifier bridge by binding post A, C, be added to first group of LED element (for simplicity through the signal of exporting after the rectifier bridge rectification, one group of LED element that will be positioned at the below is called first group of LED element) two ends, second group of direct current signal is input to the another one rectifier bridge by binding post B, D, be added to second group of LED element (equally through the signal of exporting after this rectifier bridge rectification, for simplicity, will be positioned at the top one group of LED element be called second group of LED element) two ends.
Fig. 5 B shows the wire laying mode behind the LED fluorescent tube Rotate 180 degree among Fig. 5 A.Shown in Fig. 5 B, owing to adopt cornerwise wire laying mode in the inside of LED fluorescent tube, behind the LED fluorescent tube Rotate 180 degree, remaining by first group of direct current signal is first group of LED element power supply through rectifier bridge, equally, remaining by second group of direct current signal is second group of LED element power supply through rectifier bridge.And, owing on a pair of circuit, added rectifier bridge, so no matter how the polarity of added power supply signal changes on each terminal of LED fluorescent tube (as, in Fig. 5 A, the added power supply signal of binding post A and C is respectively the negative pole and the positive pole of first group of direct current signal, and the added power supply signal of binding post B and D is respectively the negative pole and the positive pole of second group of direct current signal; And in Fig. 5 B, the added power supply signal of binding post A and C is respectively the positive pole and the negative pole of first group of direct current signal, and the added power supply signal of binding post B and D is respectively the negative pole and the positive pole of second group of direct current signal.), be correct all the time by the polarity of the power supply signal of exporting to the LED light-emitting component after the rectifier bridge rectification, promptly can satisfy the turn-on condition of LED light-emitting component.
To sum up, when using LED fluorescent tube of the present utility model, the polarity of LED fluorescent tube needn't be considered, the random installation of LED fluorescent tube can be realized.
For LED fluorescent tube of the present utility model, can also comprise driver element.This driver element can be arranged at the outside of fluorescent tube shell, also can be arranged at the inside of fluorescent tube shell.Fig. 5 A and Fig. 5 B show the embodiment that driver element is external, below will further describe driver element built-inly,, place the embodiment of fluorescent tube enclosure that is.
Fig. 6 A shows the wire laying mode according to the LED fluorescent tube of another embodiment of the utility model.Especially, in the present embodiment, input signal comprises direct current signal and control signal, promptly adopts direct current signal to be the power supply of LED element.As shown in Figure 6A, four binding posts (A, B, C, D) for the fluorescent tube shell still adopt cornerwise wire laying mode, promptly, the two poles of the earth of power supply signal will be arranged at according to cornerwise mode on two binding posts of fluorescent tube shell, the two poles of the earth of control signal will be arranged at according to cornerwise mode on two other binding post of fluorescent tube shell, more specifically, on the A and two binding posts of C that the positive pole and the negative pole of direct current signal is added to the fluorescent tube shell respectively, and on the B and two binding posts of D that the positive pole and the negative pole of control signal is added to the fluorescent tube shell respectively.
In the present embodiment, driver element is built-in, promptly is arranged at the fluorescent tube enclosure.Driver element can comprise light-emitting diode driving board, be used to the LED light-emitting component that constant current or constant voltage are provided, because the power supply signal shown in Fig. 6 A is a direct current signal, so described light-emitting diode driving board is the DC-DC light-emitting diode driving board, and direct current signal is added on the DC-DC light-emitting diode driving board through rectifier bridge by binding post A and C.
Equally, driver element can also comprise photoelectrical coupler, is used for realizing under the control of control signal the colour temperature control of LED fluorescent tube, and wherein, described control signal is added on the photoelectrical coupler through rectifier bridge by binding post B and D.
Fig. 6 B shows the wire laying mode behind the LED fluorescent tube Rotate 180 degree among Fig. 6 A.Shown in Fig. 6 B, owing to adopt cornerwise wire laying mode in the inside of LED fluorescent tube, behind the LED fluorescent tube Rotate 180 degree, be applied to and still be direct current signal on the A of fluorescent tube shell and two binding posts of C, equally, be applied to and still be control signal on the B of fluorescent tube shell and two binding posts of D.Be that the postrotational mode of connection still can not made mistakes, do not influence the operate as normal of LED fluorescent tube.
Fig. 7 A shows the wire laying mode according to the LED fluorescent tube of the another embodiment of the utility model.Especially, in the present embodiment, input signal comprises AC signal and control signal, promptly adopts AC signal to be the power supply of LED element.Shown in Fig. 7 A, four binding posts (A, B, C, D) for the fluorescent tube shell still adopt cornerwise wire laying mode, promptly, power supply signal will be arranged at according to cornerwise mode on two binding posts of fluorescent tube shell, control signal will be arranged at according to cornerwise mode on two other binding post of fluorescent tube shell, more specifically, AC signal is added to respectively on the A and two binding posts of C of fluorescent tube shell, and on the B and two binding posts of D that the positive pole and the negative pole of control signal is added to the fluorescent tube shell respectively.
In the present embodiment, driver element is built-in equally, promptly is arranged at the fluorescent tube enclosure.Because in Fig. 7 A, adopt AC signal to be the power supply of LED element, so the light-emitting diode driving board that driver element comprises is the ac/dc light-emitting diode driving board, this ac/dc light-emitting diode driving board can provide constant current or constant voltage for the LED light-emitting component.
In the present embodiment, the ac/dc light-emitting diode driving board is inner itself just to be provided with rectifier bridge, so AC signal can directly be added on the ac/dc light-emitting diode driving board.
Equally, driver element also can comprise photoelectrical coupler, is used for realizing under the control of control signal the colour temperature control of LED fluorescent tube, and wherein, described control signal is added on the photoelectrical coupler through rectifier bridge by binding post B and D.
Fig. 7 B shows the wire laying mode behind the LED fluorescent tube Rotate 180 degree among Fig. 7 A.Shown in Fig. 7 B, owing to adopt cornerwise wire laying mode in the inside of LED fluorescent tube, behind the LED fluorescent tube Rotate 180 degree, be applied to and still be AC signal on the A of fluorescent tube shell and two binding posts of C, equally, be applied to and still be control signal on the B of fluorescent tube shell and two binding posts of D.Be that the postrotational mode of connection still can not made mistakes, do not influence the operate as normal of LED fluorescent tube.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
The utility model connects up according to diagonal way to four binding posts of fluorescent tube shell, be arranged at the two poles of the earth of power supply signal on two binding posts of fluorescent tube shell according to cornerwise mode, the two poles of the earth with control signal are arranged on two other binding post of fluorescent tube shell according to cornerwise mode simultaneously, promptly, the line that a pair of type is identical (a pair of power supply signal line or pair of control holding wire) connects up by cornerwise mode, like this, even LED fluorescent tube Rotate 180 degree, the power supply signal line still is connected with the power supply signal line, control signal wire still is connected with control signal wire, can not cause connecting object to be made mistakes because of the rotation of LED fluorescent tube.
In addition, when using direct current signal to power as power supply signal, inside at LED fluorescent tube shell is provided with rectification circuit, as, rectifier bridge, can avoid the polarity inversion of input signal by rectifier bridge, that is, no matter how the input signal polarity of LED lamp tube ends changes, the signal polarity of exporting from rectifier bridge is correct all the time, and then just realized the random installation of LED fluorescent tube, do not need to consider the polarity problems of LED fluorescent tube.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. a LED fluorescent tube is characterized in that, comprising:
Fluorescent tube shell with four binding posts, four binding posts divide into groups in twos, lay respectively at the two ends of fluorescent tube shell, are used for receiving inputted signal;
The LED light-emitting component is arranged at the inside of described fluorescent tube shell;
Rectification circuit is used for described input signal is regulated to avoid error-polarity connection;
Wherein, the wire laying mode of described four binding posts is provided with by diagonal way.
2. LED fluorescent tube according to claim 1 is characterized in that, the described input signal that receives comprises power supply signal and control signal.
3. LED fluorescent tube according to claim 2, it is characterized in that, the two poles of the earth of described power supply signal will be arranged at according to cornerwise mode on two binding posts of fluorescent tube shell, and the two poles of the earth of described control signal will be arranged on two other binding post of fluorescent tube shell according to cornerwise mode.
4. LED fluorescent tube according to claim 3 is characterized in that, described power supply signal is direct current signal or AC signal.
5. LED fluorescent tube according to claim 4 is characterized in that, described LED fluorescent tube also comprises driver element.
6. LED fluorescent tube according to claim 5 is characterized in that described driver element comprises light-emitting diode driving board, is used to described LED light-emitting component that constant current or constant voltage are provided.
7. LED fluorescent tube according to claim 6 is characterized in that, when described power supply signal was direct current signal, described driver element comprised the DC-DC light-emitting diode driving board; When described power supply signal was AC signal, described driver element comprised the ac/dc light-emitting diode driving board.
8. LED fluorescent tube according to claim 5 is characterized in that described driver element also comprises photoelectrical coupler, is used for realizing under the control of described control signal the colour temperature control of LED fluorescent tube.
9. LED fluorescent tube according to claim 5 is characterized in that, described driver element is arranged at the outside of described fluorescent tube shell or is arranged at the inside of described fluorescent tube shell.
10. LED fluorescent tube according to claim 1 is characterized in that, described rectification circuit is a rectifier bridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206999863U CN201983015U (en) | 2010-12-30 | 2010-12-30 | LED (light-emitting diode) fluorescent tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206999863U CN201983015U (en) | 2010-12-30 | 2010-12-30 | LED (light-emitting diode) fluorescent tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201983015U true CN201983015U (en) | 2011-09-21 |
Family
ID=44610475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206999863U Expired - Lifetime CN201983015U (en) | 2010-12-30 | 2010-12-30 | LED (light-emitting diode) fluorescent tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201983015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537711A (en) * | 2010-12-30 | 2012-07-04 | 北京同步科技有限公司 | LED (Light-emitting Diode) fluorescent tube |
-
2010
- 2010-12-30 CN CN2010206999863U patent/CN201983015U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537711A (en) * | 2010-12-30 | 2012-07-04 | 北京同步科技有限公司 | LED (Light-emitting Diode) fluorescent tube |
| CN102537711B (en) * | 2010-12-30 | 2014-09-03 | 北京同步科技有限公司 | LED (Light-emitting Diode) fluorescent tube |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW200731862A (en) | Light emitting device | |
| CN202005046U (en) | LED (light-emitting diode) lamp and power supply driving circuit of LED lamp | |
| CN201983015U (en) | LED (light-emitting diode) fluorescent tube | |
| CN205793546U (en) | A kind of constant current driver circuit for LED and LED light device | |
| CN204859687U (en) | LED constant -current drive circuit | |
| CN103137080A (en) | Light-emitting dioxide (LED) backlight drive circuit, liquid crystal display device and driving method | |
| CN203492226U (en) | LED illuminant and LED application | |
| CN102537711B (en) | LED (Light-emitting Diode) fluorescent tube | |
| CN101988674B (en) | LED two-sided direction signal lamp | |
| CN201237183Y (en) | LED lamp without driving circuit | |
| CN201420963Y (en) | Integrated packaging LED light source without driving circuit | |
| CN203797442U (en) | LED light-emitting device | |
| CN202818721U (en) | Current-equalized BUCK constant-current LED driver circuit by using current transformer | |
| CN202818719U (en) | Current-equalized Boost constant-current LED driver circuit by using current transformer | |
| CN201779551U (en) | Light emitting diode (LED) street lamp with multiple light sources | |
| USRE46396E1 (en) | Full wave low flicker LED light string | |
| CN205883661U (en) | Linear IC parallel circuit of permanent power | |
| CN103457255A (en) | Power supply reverse-connection-preventing circuit and lamp | |
| CN102968965A (en) | Direct type LED (Light-emitting Diode) backlight source | |
| CN109561532A (en) | A kind of high voltage direct current LED constant current circuit | |
| CN202425094U (en) | Rectifier bridge power supply error correcting circuit based on LED lamp tube | |
| CN201212658Y (en) | Indicating lights connected in series | |
| CN102164447A (en) | Circuit device for driving at least one lighting device | |
| CN203136230U (en) | Circuit applying high-voltage LED in centralized power supply system | |
| CN202005039U (en) | Light-emitting diode (LED) device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Beijing Tongbu Technology Co., Ltd. He Min Document name: Notification of Passing Examination on Formalities |
|
| DD01 | Delivery of document by public notice |
Addressee: Beijing Tongbu Technology Co., Ltd. He Min Document name: Notification to Go Through Formalities of Registration |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110921 Effective date of abandoning: 20140903 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20110921 Effective date of abandoning: 20140903 |
|
| RGAV | Abandon patent right to avoid regrant |