CN109616795A - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN109616795A CN109616795A CN201811307275.4A CN201811307275A CN109616795A CN 109616795 A CN109616795 A CN 109616795A CN 201811307275 A CN201811307275 A CN 201811307275A CN 109616795 A CN109616795 A CN 109616795A
- Authority
- CN
- China
- Prior art keywords
- junction
- electric connector
- base portion
- circuit board
- ontology
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/721—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures cooperating directly with the edge of the rigid printed circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/73—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
- H01R12/735—Printed circuits including an angle between each other
- H01R12/737—Printed circuits being substantially perpendicular to each other
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
- H01R13/6461—Means for preventing cross-talk
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
- H01R13/6461—Means for preventing cross-talk
- H01R13/6471—Means for preventing cross-talk by special arrangement of ground and signal conductors, e.g. GSGS [Ground-Signal-Ground-Signal]
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention discloses a kind of electric connectors, are installed on a circuit board, comprising: an ontology；Multiple signal terminals, signal terminal have one first base portion for being fixed on ontology, and one first junction extended vertically downwards from the first base portion, are electrically connected circuit board；Multiple ground terminals, ground terminal have one second base portion for being fixed on ontology, and one second junction extended vertically downwards from the second base portion, the second junction penetrate circuit board, are electrically connected with circuit board；Wherein the first junction and the second junction are arranged side by side along a direction, at least one first junction is between two adjacent the second junctions, in the vertical direction, the length of the length of the first junction less than the second junction.First junction and the second junction extend vertically, and conductive path is shorter, are conducive to transmit high-frequency signal；First junction and the second junction are arranged side by side along a direction, are conducive to the crosstalk between the further shielded signal terminal of ground terminal.
Description
Technical field
The present invention relates to a kind of electric connector, espespecially a kind of electric connector being installed on circuit board.
Background technique
One kind is disclosed application No. is the Chinese patent application of CN201010204336.1 to be assembled on circuit board to insert
The main storage connector of memory bar is connect, which has a socket of lengthwise and is installed on multiple pins of socket,
Middle pin includes being grounded pin, the and " tin by tin ball bonding and circuit board surface across " punched-type " of welding circuit board
Ball-type " signal pin, and two kinds of pins all have and extend downwardly the weld part beyond socket bottom surface, to solid with welding circuit board
It is fixed, wherein the weld part of signal pin is in bending, first to the transverse direction bending perpendicular to longitudinally, in transverse direction
Extension is bent still further below after extending certain distance, relative to the vertical range from socket bottom surface to circuit board, the weldering of signal pin
The conductive path of socket part is longer, influences the transmission of high-frequency signal；In addition the weld part and adjacent signal pin of pin are grounded
Weld part mutually staggers, the crosstalk being helpless between ground connection pin shielded signal pin.
Therefore, it is necessary to a kind of electric connector of improvement be designed, to overcome the above problem.
Summary of the invention
For background technique problem encountered, the present invention provides a kind of junction of signal terminal and ground terminals
The electric connector that junction extends straight down and is arranged side by side along a direction.
To achieve the above object, the present invention uses following technological means:
A kind of electric connector is installed on a circuit board, comprising: an ontology；Multiple signal terminals of the ontology are installed on, it is described
Signal terminal has one first base portion for being fixed on the ontology, and one first extended vertically downwards from first base portion
Junction is for electrically connecting to the circuit board；Multiple ground terminals of the ontology are installed on, the ground terminal has solid
Due to one second base portion of the ontology, and one second junction extended vertically downwards from second base portion, described
Two junctions penetrate the circuit board, are electrically connected with the circuit board；Wherein first junction is connected with described second
Portion along a direction be arranged side by side, at least one described first junction between two adjacent second junctions, and
In the vertical direction, the length of first junction is less than the length of second junction.
Further, adjacent two signal terminals form a difference signal terminal pair.
Further, multiple signal terminals form multiple difference signal terminals pair, two adjacent difference
The ground terminal is provided only between signal terminal pair.
Further, multiple signal terminals form multiple difference signal terminals pair, two adjacent difference
The ground terminal there are two being set between signal terminal pair.
Further, the ground terminal is provided only between two adjacent signal terminals.
Further, the ground terminal there are two being set between two adjacent signal terminals.
Further, the upper surface of the circuit board is fixed in the end of first junction.
Further, the inside of the circuit board is fixed in the end of first junction.
Further, second junction is pierced by the lower surface of the circuit board.
Further, each signal terminal has one first elastic arm being located above first fixed part, and described the
One elastic arm has one first contact portion of bending；Each ground terminal has one the be located above second fixed part
Two elastic arms, second elastic arm have one second contact portion of bending.
Further, in the orientation of first junction and second junction, first junction
Width is less than the width of first base portion.
Further, in the orientation of first junction and second junction, second junction
Width is less than the width of second base portion.
Further, first base portion is convexly equipped with the 2 first fixed parts interference ontology；Second base portion is convexly equipped with
2 second fixed parts interfere the ontology.
Compared with prior art, the invention has the following advantages: first junction and second junction
Vertical to extend, conductive path is shorter, is conducive to transmit high-frequency signal；First junction and second junction simultaneously
It is arranged side by side along a direction, is conducive to the ground terminal and further shields crosstalk between the signal terminal.
[Detailed description of the invention]
Fig. 1 is the first embodiment of electric connector of the invention and the stereogram exploded view of circuit board；
Fig. 2 is the inverted perspective view of the electric connector in Fig. 1；
Fig. 3 be Fig. 1 in electrical connector portions combination after along A-A cross-sectional view；
Fig. 4 is the constitutional diagram of Fig. 3, and wherein electric connector welding is in circuit board；
Fig. 5 is the cross-sectional view of the second embodiment of electric connector of the invention；
Fig. 6 is the cross-sectional view of the 3rd embodiment of electric connector of the invention；
Fig. 7 is the cross-sectional view of the fourth embodiment of electric connector of the invention；
Fig. 8 is the cross-sectional view of the 5th embodiment of electric connector of the invention.
The drawing reference numeral of specific embodiment illustrates:
| Ontology 1 | Slot 11 | Fool proof key 111 | Container 12 |
| Conductive terminal 2 | Signal terminal 2a | First base portion 21a | First fixed part 211a |
| First elastic arm 22a | First contact portion 221a | First junction 23a | Ground terminal 2b |
| Second base portion 21b | Second fixed part 211b | Second elastic arm 22b | Second contact portion 221b |
| Second junction 23b | Circuit board 3 | Through-hole 31 | Solder 4 |
| Difference signal terminal is to D |
[specific embodiment]
Purpose, structure, feature and effect to facilitate the understanding of the present invention etc., now in conjunction with the drawings and specific embodiments
The invention will be further described.
As shown in Figures 1 to 4, for the first embodiment of electric connector of the invention, the ontology 1 including lengthwise, and
Multiple conductive terminals 2 in the ontology 1 are installed on along longitudinally.The electric connector is installed on a circuit board 3, to
Dock an electronic card (not shown).
As depicted in figs. 1 and 2, the ontology 1 is made of insulating material, top surface be recessed downwards be formed with lengthwise one insert
Slot 11 is also convexly equipped with a fool proof key 111, the slot 11 is divided for length to accommodate the electronic card in the slot 11
Different two sections；The ontology 1 is additionally provided with two rows of containers 12 in the two sides of the slot 11, to accommodate the conducting end
Son 2.The conductive terminal 2 is assembled in the container 12 by the bottom surface of the ontology 1 from bottom to up.The circuit board 3 has
Have and the one-to-one multiple through-holes 31 of multiple conductive terminals 2.
As shown in Figure 3 and Figure 4, multiple conductive terminals 2 include multiple signal terminal 2a and multiple ground terminal 2b.Often
The one signal terminal 2a includes: flat one first base portion 21a, and two sides have the plate face from the first base portion 21a
The 2 first fixed part 211a to be formed are protruded out, are held in the container 12 with 1 phase of ontology；Positioned at first base portion
One first elastic arm 22a of the top of 21a has one first contact portion 221a of bending, is for electrically connecting to the electronic card；With
And the one first junction 23a extended vertically downwards from the first base portion 21a, it is coplanar with the first base portion 21a, described
One junction 23a exceeds downwards the bottom surface of the ontology 1, and the end of the first junction 23a enters the through-hole
Among 31, it is for electrically connecting to the circuit board 3.In the vertical direction, since the length of the first junction 23a is less than institute
The thickness of circuit board 3 is stated, so the first junction 23a will not be pierced by from the lower surface of the circuit board 3.In addition, being suitable
Aperture with the through-hole 31, on longitudinally, i.e., in the orientation of the described conductive terminal 2, the first junction 23a
Width be less than the first base portion 21a width.
As shown in Figure 3 and Figure 4, each ground terminal 2b includes: flat one second base portion 21b, two sides tool
There is the plate face from the first base portion 21a to protrude out the 2 second fixed part 211b to be formed, in the container 12 with described
1 phase of body fixing；The one second elastic arm 22b positioned at the top of the second base portion 21b has one second contact portion of bending
221b is for electrically connecting to the electronic card；And one second junction extended vertically downwards from the second base portion 21b
23b, coplanar with the first base portion 21a, the second junction 23b exceeds downwards the bottom surface of the ontology 1, and leads to from described
Hole 31 penetrates the circuit board 3, is for electrically connecting to the circuit board 3.In the vertical direction, due to second junction
The length of 23b is greater than the thickness of the circuit board 3, so the end of the second junction 23b is pierced by under the circuit board 3
Surface.Obviously, in the vertical direction, length of the length of the second junction 23b also greater than the first junction 23a.
In addition, to be adapted to the aperture of the through-hole 31, on longitudinally, i.e., in the orientation of the described conductive terminal 2, described second
The width of junction 23b is less than the width of the second base portion 21b.
As shown in figure 4, in the present invention, the first elastic arm 22a is identical as the second elastic arm 22b, first base
Portion 21a is identical with the second base portion 21b, i.e., from structure, between the signal terminal 2a and the ground terminal 2b
Only the first junction 23a is different from the second junction 23b, and remaining structure is all the same.
As shown in Fig. 2, the first junction 23a and the second junction 23b is arranged side by side along longitudinally, i.e. institute
The orientation for stating the first junction 23a and the second junction 23b is equal to longitudinally, described in wherein at least one
One junction 23a is between two adjacent the second junction 23b.
As shown in figure 4, the first junction 23a and the second junction 23b are fixed on institute by solder 4
State circuit board 3.For the first junction 23a, a certain amount of solder 4 can be first preset in the top of its corresponding through-hole 31,
Appropriate heating softens the solder 4 again, and the first junction 23a is enabled to be inserted into the through-hole 31, after the solder 4 is cooling
Then complete the fixation of the first junction 23a.Since the length of the first junction 23a is less than the thickness of the circuit board 3
Degree, the first junction 23a is not enough to across the circuit board 3, so institute is fixed in the end of the first junction 23a
It states in the through-hole 31 of circuit board 3.For the second junction 23b, known " wave-soldering " technology of industry can be used and exist
The second junction 23b passes through the end for making the solder 4 be fixed on the second junction 23b after the circuit board 3, with
Complete installation.In other embodiments, the weldering similar with the first junction 23a can also be used in the second junction 23b
The mode of connecing is installed.
As shown in figure 4, one difference signal terminal of the every two adjacent signal terminal 2a composition is to D, then it is multiple adjacent
The signal terminal 2a constitute multiple difference signal terminals to D, in the present embodiment, two adjacent difference
There are two the ground terminal 2b to setting between D for signal terminal.
As shown in figure 5, being the second embodiment of electric connector of the invention, exist with the difference of first embodiment
In: two adjacent difference signal terminals to being provided only with the ground terminal 2b between D.
As shown in fig. 6, being the 3rd embodiment of electric connector of the invention, exist with the difference of previous embodiment
In: the signal terminal 2a of adjacent two does not form difference signal terminal pair, sets between the adjacent binary signal terminal 2a
There are two the ground terminal 2b.
As shown in fig. 7, being the fourth embodiment of electric connector of the invention, exist with the difference of previous embodiment
In: the signal terminal 2a of adjacent two does not form difference signal terminal pair, and between the adjacent binary signal terminal 2a
It is provided only with the ground terminal 2b.
As shown in figure 8, being the 5th embodiment of electric connector of the invention, exist with the difference of first embodiment
In: the length of the first junction 23a is shorter, is not inserted into the circuit board 3, and accordingly the circuit board 3 is not described
Through-hole 31 is opened up below one junction 23a, but is equipped with conductive layer (not shown) in the upper surface of the circuit board 3, it is described
The end of first junction 23a is mutually fixed by the solder 4 and the conductive layer for the upper surface for being located at the circuit board 3, and shape
At electric connection.
Electric connector of the invention has the advantages that
1, the first junction 23a and the second junction 23b extend vertically, and conductive path is shorter, is conducive to transmit
High-frequency signal.
2, the first junction 23a and the second junction 23b is arranged side by side along longitudinally, is conducive to described connect
Ground terminal 2b further shields the crosstalk between the signal terminal 2a.
3, it can be applied to insert a variety of different terminal arrangement modes of card class connector；The first junction 23a and institute
Different welding plate process requirements can also be can satisfy using different welding manners by stating the second junction 23b, convenient for control cost
And product quality.
Be described in detail above be only the preferred embodiments of the invention explanation, non-therefore limitation the scope of the patents of the invention,
So all equivalence techniques with carried out by this creation specification and diagramatic content change, it is both contained in the scope of the patents of the invention
It is interior.
Claims (13)
1. a kind of electric connector is installed on a circuit board characterized by comprising
One ontology；
Multiple signal terminals of the ontology are installed on, the signal terminal has one first base portion for being fixed on the ontology,
And from one first junction that first base portion extends downwards vertically, it is for electrically connecting to the circuit board；
Multiple ground terminals of the ontology are installed on, the ground terminal has one second base portion for being fixed on the ontology,
And one second junction extended vertically downwards from second base portion, second junction penetrate the circuit board, with
The circuit board is electrically connected；
Wherein first junction and second junction are arranged side by side along a direction, at least one described first junction
Between two adjacent second junctions, and in the vertical direction, the length of first junction is less than described
The length of second junction.
2. electric connector as described in claim 1, it is characterised in that: the signal terminal of adjacent two forms difference letter
Number terminal pair.
3. electric connector as claimed in claim 2, it is characterised in that: multiple multiple difference letters of signal terminal composition
Number terminal pair is provided only with the ground terminal between two adjacent difference signal terminals pair.
4. electric connector as claimed in claim 2, it is characterised in that: multiple multiple difference letters of signal terminal composition
Number terminal pair, sets that there are two the ground terminals between two adjacent difference signal terminals pair.
5. electric connector as described in claim 1, it is characterised in that: be provided only with one between two adjacent signal terminals
A ground terminal.
6. electric connector as described in claim 1, it is characterised in that: there are two being set between two adjacent signal terminals
The ground terminal.
7. electric connector as described in claim 1, it is characterised in that: the circuit is fixed in the end of first junction
The upper surface of plate.
8. electric connector as described in claim 1, it is characterised in that: the circuit is fixed in the end of first junction
The inside of plate.
9. electric connector as described in claim 1, it is characterised in that: second junction is pierced by the following table of the circuit board
Face.
10. electric connector as described in claim 1, it is characterised in that: each signal terminal, which has, is located at described first
One first elastic arm above fixed part, first elastic arm have one first contact portion of bending；Each ground terminal tool
There is one second elastic arm being located above second fixed part, second elastic arm has one second contact portion of bending.
11. electric connector as described in claim 1, it is characterised in that: in first junction and second junction
Orientation on, the width of first junction is less than the width of first base portion.
12. electric connector as described in claim 1, it is characterised in that: in first junction and second junction
Orientation on, the width of second junction is less than the width of second base portion.
13. electric connector as described in claim 1, it is characterised in that: it is solid that first base portion is convexly equipped with 2 first fixed parts
Hold the ontology；Second base portion is convexly equipped with 2 second fixed parts and holds the ontology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811307275.4A CN109616795A (en) | 2018-11-05 | 2018-11-05 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811307275.4A CN109616795A (en) | 2018-11-05 | 2018-11-05 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109616795A true CN109616795A (en) | 2019-04-12 |
Family
ID=66001869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811307275.4A Pending CN109616795A (en) | 2018-11-05 | 2018-11-05 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109616795A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112952427A (en) * | 2021-01-25 | 2021-06-11 | 番禺得意精密电子工业有限公司 | Electric connector and connector assembly |
| CN113285260A (en) * | 2021-05-18 | 2021-08-20 | 中航光电科技股份有限公司 | Electric connector |
| CN113285307A (en) * | 2021-05-18 | 2021-08-20 | 中航光电科技股份有限公司 | Interlayer connector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2520578Y (en) * | 2001-12-19 | 2002-11-13 | 富士康(昆山)电脑接插件有限公司 | Edge-fastening connector |
| CN102318143A (en) * | 2008-12-12 | 2012-01-11 | 莫列斯公司 | Resonance modifying connector |
| CN102456990A (en) * | 2010-10-18 | 2012-05-16 | 富士康(昆山)电脑接插件有限公司 | Card edge connector |
-
2018
- 2018-11-05 CN CN201811307275.4A patent/CN109616795A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2520578Y (en) * | 2001-12-19 | 2002-11-13 | 富士康(昆山)电脑接插件有限公司 | Edge-fastening connector |
| CN102318143A (en) * | 2008-12-12 | 2012-01-11 | 莫列斯公司 | Resonance modifying connector |
| CN102456990A (en) * | 2010-10-18 | 2012-05-16 | 富士康(昆山)电脑接插件有限公司 | Card edge connector |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112952427A (en) * | 2021-01-25 | 2021-06-11 | 番禺得意精密电子工业有限公司 | Electric connector and connector assembly |
| CN112952427B (en) * | 2021-01-25 | 2022-12-27 | 番禺得意精密电子工业有限公司 | Electric connector and connector assembly |
| CN113285260A (en) * | 2021-05-18 | 2021-08-20 | 中航光电科技股份有限公司 | Electric connector |
| CN113285307A (en) * | 2021-05-18 | 2021-08-20 | 中航光电科技股份有限公司 | Interlayer connector |
| CN113285307B (en) * | 2021-05-18 | 2022-05-13 | 中航光电科技股份有限公司 | Interlayer connector |
| CN113285260B (en) * | 2021-05-18 | 2022-05-13 | 中航光电科技股份有限公司 | Electric connector |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190412 |