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Patent Assignment Assignor Details
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Assignor Name : CHEN, GENHUI
Total Assignments: 20
Assignment: 1
Reel/Frame:015987/0674   Pages: 3
Recorded: 03/31/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, GENHUI
Exec Dt:
06/28/1995
2
WEBSTER, JOHN M.
Exec Dt:
06/28/1995
3
LI, JIANXIONG
Exec Dt:
06/28/1995
Assignee
1
WELICHEM TECHNOLOGY CORPORATION
5551 MOLINA ROAD
NORTH VANCOUVER, BRITISH COLUMBIA, CANADA V7R 4P3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5569668
NONE
08412455
Correspondence name and address
JONES DAY
222 EAST 41ST STREET
NEW YORK, NEW YORK 10017
Assignment: 2
Reel/Frame:011009/0641   Pages: 2
Recorded: 07/25/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEBSTER, JOHN MALCOM
Exec Dt:
06/22/2000
2
LI, JIANXIONG
Exec Dt:
06/22/2000
3
CHEN, GENHUI
Exec Dt:
06/06/2000
Assignee
1
WELICHEM TECHNOLOGIES CORPORATION
SUITE 260, SFU DISCOVER PARK
8900 NELSON WAY
BURNABY, BRITISH COLUMBIA, CANADA V5A 1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6583171
NONE
09519871
Correspondence name and address
TOWNSEND AND TOWNSEND AND CREW LLP
STEVEN W. PARMELEE
TWO EMBARCADERO CENTER
8TH FLOOR
SAN FRANCISCO, CA 94111
Assignment: 3
Reel/Frame:012200/0623   Pages: 5
Recorded: 09/24/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEBSTER, JOHN M.
Exec Dt:
09/04/2001
2
LI, JIANXIONG
Exec Dt:
08/23/2001
3
CHEN, GENHUI
Exec Dt:
08/23/2001
Assignee
1
WELICHEM BIOTECH INC.
SUITE 316
WAYBURNE DRIVE
BURNABY, B.C. V5G 3L1, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6316476
NONE
08685211
Correspondence name and address
KLARQUIST SPARKMAN, LLP
STACEY C. SLATER, ESQ.
ONE WORLD TRADE CENTER, SUITE 1600
121 S.W. SALMON STREET
PORTLAND, OREGON 97204-2988
Assignment: 4
Reel/Frame:012683/0218   Pages: 10
Recorded: 03/04/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEBSTER, JOHN M.
Exec Dt:
09/10/2001
2
LI, JIANXIONG
Exec Dt:
09/10/2001
3
CHEN, GENHUI
Exec Dt:
09/10/2001
Assignee
1
WELICHEM BIOTECH INC.
#316, 4475 WAYBURNE DRIVE
BURNABY, BC V5G 3L1, CANADA
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
5827872
NONE
08701834
 
6020360
NONE
08716593
Correspondence name and address
G. CHEN
#316-4475 WAYBURNE DRIVE
BURNABY, BC CANADA V5G 3L1
Assignment: 5
Reel/Frame:013437/0073   Pages: 3
Recorded: 10/28/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, GENHUI
Exec Dt:
10/23/2002
2
WEBSTER, JOHN M.
Exec Dt:
10/23/2002
3
LI, JIANXIONG
Exec Dt:
10/23/2002
4
HU, KAIJI
Exec Dt:
10/23/2002
5
ZHU, JIANG
Exec Dt:
10/10/2002
Assignee
1
WELICHEMBIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BURNABY, BRITISH COLUMBIA, CANADA V5G 3L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030171429
10148863
Correspondence name and address
PENNIE & EDMONDS LLP
LAURA A. CORUZZI
1155 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
Assignment: 6
Reel/Frame:014841/0811   Pages: 3
Recorded: 12/30/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, GENHUI
Exec Dt:
12/08/2003
2
LI, JIANXIONG
Exec Dt:
12/08/2003
3
LIU, WEI
Exec Dt:
12/08/2003
4
WEBSTER, JOHN M.
Exec Dt:
12/08/2003
Assignee
1
WELICHEM BIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BURNABY, BRITISH COLUMBIA V5G 3L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040102517
10466879
Correspondence name and address
PENNIE & EDMONDS LLP
LAURA A. CORUZZI
1155 AVENUE OF THE AMERICAS
NEW YORK, NY 10036-2711
Assignment: 7
Reel/Frame:023951/0133   Pages: 4
Recorded: 02/17/2010
Attorney Dkt #:W453 0046/GSO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, GENHUI
Exec Dt:
12/08/2003
2
WEBSTER, JOHN M.
Exec Dt:
12/08/2003
3
LI, JIANXIONG
Exec Dt:
12/08/2003
4
LIU, WEI
Exec Dt:
12/08/2003
Assignee
1
WELICHEM BIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BURNABY, BC, CANADA V5G 3L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040102517
10466879
Correspondence name and address
OYEN WIGGS GREEN & MUTALA LLP
601 WEST CORDOVA STREET
480-THE STATION
VANCOUVER, BC, V6B 1G1 CANADA
Assignment: 8
Reel/Frame:024074/0196   Pages: 6
Recorded: 02/25/2010
Attorney Dkt #:W453 0046/GSO
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE US APPLICATION NUMBER RECORDED AS 10/466879 TO 12/369595 PREVIOUSLY RECORDED ON REEL 023951 FRAME 0133. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT SHOULD BE RECORDED AGAINST U.S. APPLICATION NO. 12/369595 WHICH IS A DIVISIONAL APPLICATION OF 10/466879.
Assignors
1
CHEN, GENHUI
Exec Dt:
12/08/2003
2
WEBSTER, JOHN M.
Exec Dt:
12/08/2003
3
LI, JIANXIONG
Exec Dt:
12/08/2003
4
LIU, WEI
Exec Dt:
12/08/2003
Assignee
1
WELICHEM BIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BUMABY, BC, CANADA V5G 3L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8487009
US20090149548
12369595
Correspondence name and address
OYEN WIGGS GREEN & MUTALA LLP
601 WEST CORDOVA STREET
480-THE STATION
VANCOUVER, BC, CANADA V6B 1G1
Assignment: 9
Reel/Frame:024346/0903   Pages: 6
Recorded: 04/07/2010
Attorney Dkt #:w453 0046/gso
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S CITY OF RESIDENCE. DOCUMENT PREVIOUSLY RECORDED AT REEL 024074 FRAME 0196. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECT SPELLING OF THE ASSIGNEE'S CITY OF RESIDENCE AS "BURNABY", AS INDICATED IN THE ASSIGNMENT.
Assignors
1
CHEN, GENHUI
Exec Dt:
12/08/2003
2
WEBSTER, JOHN M.
Exec Dt:
12/08/2003
3
LI, JIANXIONG
Exec Dt:
12/08/2003
4
LIU, WEI
Exec Dt:
12/08/2003
Assignee
1
WELICHEM BIOTECH INC.
SUITE 316
4475 WAYBURNE DRIVE
BURNABY, BRITISH COLUMBIA, CANADA V5G 3L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8487009
US20090149548
12369595
Correspondence name and address
OYEN WIGGS GREEN & MUTALA LLP
480-THE STATION
601 WEST CORDOVA STREET
VANCOUVER, BRITISH COLUMBIA V6B 1G1
Assignment: 10
Reel/Frame:015388/0938   Pages: 4
Recorded: 11/17/2004
Attorney Dkt #:11124-008-999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHU, JIANG
Exec Dt:
11/02/2004
2
CHEN, GENHUI
Exec Dt:
11/10/2004
3
WEBSTGER, JOHN M.
Exec Dt:
11/10/2004
4
LI, JIANXIONG
Exec Dt:
11/10/2004
5
LIU, WEI
Exec Dt:
11/10/2004
6
HU, KAJI
Exec Dt:
11/10/2004
Assignee
1
WELICHEM BIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BURNABY, BRITISH COLUMBIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7321050
US20050059733
10893863
Correspondence name and address
JONES DAY
LAURA A. CORUZZI
222 EAST 41ST STREET
NEW YORK, NY 10017
Assignment: 11
Reel/Frame:023949/0036   Pages: 5
Recorded: 02/17/2010
Attorney Dkt #:W453 0042/GSO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, GENHUI
Exec Dt:
11/10/2004
2
WEBSTER, JOHN M.
Exec Dt:
11/10/2004
3
LI, JIANXIONG
Exec Dt:
11/10/2004
4
HU, KAJI
Exec Dt:
11/10/2004
5
ZHU, JIANG
Exec Dt:
11/02/2004
6
LIU, WEI
Exec Dt:
11/10/2004
Assignee
1
WELICHEM BIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BURNABY, BC, CANADA V5G 3L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7321050
US20050059733
10893863
Correspondence name and address
OYEN WIGGS GREEN & MUTALA LLP
601 WEST CORDOVA STREET
480-THE STATION
VANCOUVER, BC, V6B 1G1 CANADA
Assignment: 12
Reel/Frame:023951/0183   Pages: 5
Recorded: 02/17/2010
Attorney Dkt #:W453 0043/GSO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, GENHUI
Exec Dt:
11/10/2004
2
WEBSTER, JOHN M.
Exec Dt:
11/10/2004
3
LI, JIANXIONG
Exec Dt:
11/10/2004
4
HU, KAJI
Exec Dt:
11/10/2004
5
ZHU, JIANG
Exec Dt:
11/02/2004
6
LIU, WEI
Exec Dt:
11/10/2004
Assignee
1
WELICHEM BIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BURNABY, BC, CANADA V5G 3L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7321050
US20050059733
10893863
Correspondence name and address
OYEN WIGGS GREEN & MUTALA LLP
601 WEST CORDOVA STREET
480-THE STATION
VANCOUVER, BC, V6B 1G1 CANADA
Assignment: 13
Reel/Frame:023951/0199   Pages: 5
Recorded: 02/17/2010
Attorney Dkt #:W453 0051/GSO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, GENHUI
Exec Dt:
11/10/2004
2
WEBSTER, JOHN M.
Exec Dt:
11/10/2004
3
LI, JIANXIONG
Exec Dt:
11/10/2004
4
HU, KAJI
Exec Dt:
11/10/2004
5
ZHU, JIANG
Exec Dt:
11/02/2004
6
LIU, WEI
Exec Dt:
11/10/2004
Assignee
1
WELICHEM BIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BURNABY, CANADA V6B 1G1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7321050
US20050059733
10893863
Correspondence name and address
OYEN WIGGS GREEN & MUTALA LLP
601 WEST CORDOVA STREET
480-THE STATION
VANCOUVER, BC, V6B 1G1 CANADA
Assignment: 14
Reel/Frame:024116/0375   Pages: 8
Recorded: 03/22/2010
Conveyance: CORRECTIVE ASSIGNMENT TO CHANGE THE SERIAL NUMBER FROM 10/893863 TO 11/949529 ASSIGNMENT PREVIOUSLY RECORDED ON REEL 023951/ FRAME 0183.
Assignors
1
CHEN, GENHUI
Exec Dt:
11/10/2004
2
WEBSTER, JOHN M.
Exec Dt:
11/10/2004
3
LI, JIANXIONG
Exec Dt:
11/10/2004
4
HU, KAJI
Exec Dt:
11/10/2004
5
ZHU, JIANG
Exec Dt:
11/02/2004
6
LIU, WEI
Exec Dt:
11/10/2004
Assignee
1
WELICHEM BIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BURNABY, BRITISH COLUMBIA, CANADA V5G 3L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7868047
US20080139666
11949529
Correspondence name and address
OYEN WIGGS GREEN & MUTALA LLP
480-THE STATION
601 WEST CORDOVA STREET
VANCOUVER, BRITISH COLUMBIA V6B 1G1
Assignment: 15
Reel/Frame:024116/0438   Pages: 8
Recorded: 03/22/2010
Conveyance: CORRECTIVE ASSIGNMENT TO CHANGE THE SERIAL NUMBER FROM 10/893863 TO 11/949529 ASSIGNMENT WAS PREVIOUSLY RECORDED ON REEL 023949 FRAME 0036.
Assignors
1
CHEN, GENHUI
Exec Dt:
11/10/2004
2
WEBSTER, JOHN M.
Exec Dt:
11/10/2004
3
LI, JIANXIONG
Exec Dt:
11/10/2004
4
HU, KAJI
Exec Dt:
11/10/2004
5
ZHU, JIANG
Exec Dt:
11/02/2004
6
LIU, WEI
Exec Dt:
11/10/2004
Assignee
1
WELICHEM BIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BURNABY, BRITISH COLUMBIA, CANADA V5G 3L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080255245
11865935
Correspondence name and address
OYEN WIGGS GREEN & MUTALA LLP
480-THE STATION
601 WEST CORDOVA STREET
VANCOUVER, BRITISH COLUMBIA V6B 1G1
Assignment: 16
Reel/Frame:024164/0920   Pages: 9
Recorded: 03/22/2010
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNMENT PREVIOUSLY RECORDED ON 17 FEBRUARY 2010 ON REEL/FRAME 023951/0199 AGAINST US APPLICATION NO. 12/638618. THE ASSIGNMENT FILED USING THE USPTO EPAS SYSTEM 17 FEBRUARY 2010 INCORRECTLY REFERENCED US APPLICATIONNO. 10/893863. THE ASSIGNMENT SHOULD HAVE BEEN RECORDED AGAINST US APPLICATION NO. 12/638618, WHICH IS A DIVISIONAL APPLICATION OF 11/949529 WHICH IS A CONTINUATION OF 10/893863.
Assignors
1
CHEN, GENHUI
Exec Dt:
11/10/2004
2
WEBSTER, JOHN M.
Exec Dt:
11/10/2004
3
LI, JIANXIONG
Exec Dt:
11/10/2004
4
HU, KAJI
Exec Dt:
11/10/2004
5
ZHU, JIANG
Exec Dt:
11/02/2004
6
LIU, WEI
Exec Dt:
11/10/2004
Assignee
1
WELICHEM BIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BURNABY, BRITISH COLUMBIA, CANADA V5G 2L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100094041
12638618
Correspondence name and address
OYEN WIGGS GREEN & MUTALA LLP
480-THE STATION
601 WEST CORDOVA STREET
VANCOUVER, BRITISH COLUMBIA V6B 1G1
CANADA
Assignment: 17
Reel/Frame:024427/0276   Pages: 6
Recorded: 05/21/2010
Conveyance: CORRECTIVE ASSIGNMENT TO CHANGE THE SERIAL NUMBER PREVIOUSLY RECORDED ON R/F 024116/0438.
Assignors
1
CHEN, GENHUI
Exec Dt:
11/10/2004
2
WEBSTER, JOHN M.
Exec Dt:
11/10/2004
3
LI, JIANKIONG
Exec Dt:
11/10/2004
4
HU, KAJI
Exec Dt:
11/10/2004
5
ZHU, JIANG
Exec Dt:
11/02/2004
6
LIU, WEI
Exec Dt:
11/10/2004
Assignee
1
WELICHEM BIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BURNABY, BRITISH COLUMBIA, CANADA V5G 3L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080255245
11865935
Correspondence name and address
OYEN WIGGS GREEN MUTALA LLP
480-THE STATION
601 WEST CORDOVA STREET
VANCOUVER, BRITISH COLUMBIA, V6B 1G1
Assignment: 18
Reel/Frame:019024/0609   Pages: 4
Recorded: 03/16/2007
Attorney Dkt #:W453 0007/GSO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, GENHUI
Exec Dt:
12/06/2006
2
WEBSTER, JOHN MALCOLM
Exec Dt:
12/18/2006
3
LI, JIANXIONG
Exec Dt:
12/12/2006
4
LI, BIN
Exec Dt:
12/19/2006
Assignee
1
WELICHEM BIOTECH INC.
SUITE 316 - 4475 WAYBURNE DRIVE
BURNABY, CANADA V5G 3L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9051330
US20060074125
10509074
Correspondence name and address
OYEN WIGGS GREEN & MUTALA LLP
#480 - 601 WEST CORDOVA STREET
THE STATION
VANCOUVER, V6B 1G1 CANADA
Assignment: 19
Reel/Frame:020991/0010   Pages: 2
Recorded: 05/14/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, GENHUI
Exec Dt:
05/04/2008
2
LI, BIN
Exec Dt:
04/28/2008
3
WEBSTER, JOHN
Exec Dt:
04/28/2008
4
HU, KAIJI
Exec Dt:
04/27/2008
5
LI, JIANXIONG
Exec Dt:
04/27/2008
Assignee
1
WEIHE PHARMACEUTICALS CO., LTD. YUXI
LIANCHI, BEICHENG, HONGTA DISTRICT
YUXI, YUNAN PROVINCE, CHINA 653101
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8039454
US20090264644
12084959
Correspondence name and address
WEIHE WANG
2189 CHAIRLIFT PLACE
WEST VANCOUVER, BRITISH COLUMBIA, CANADA
V7S 3G1
Assignment: 20
Reel/Frame:022664/0541   Pages: 5
Recorded: 05/11/2009
Attorney Dkt #:W453 0045/GSO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUO, YINGPING
Exec Dt:
04/20/2009
2
CHEN, GENHUI
Exec Dt:
04/20/2009
3
LI, BIN
Exec Dt:
04/20/2009
Assignees
1
CELESTIAL PHARMACEUTICALS (SHENZHEN) LTD.
WUZI DASHA, RENMIN BEI LU, LUOHU DISTRICT
ROOM 502
SHENZHEN, GUANGDONG, CHINA 518001
2
WELICHEM BIOTECH INC.
4475 WAYBURNE DRIVE
SUITE 316
BURNABY, BRITISH COLUMBIA, CANADA V5G 3L1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8071637
US20100041729
12440331
Correspondence name and address
OYEN, WIGGS, GREEN & MUTALA LLP 480 - TH
601 WEST CORDOVA STREET
480-THE STATION
VANCOUVER, V6B 1G1 CANADA

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