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Patent Assignment Assignor Details
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Assignor Name : YU, PEIWEN
Total Assignments: 8
Assignment: 1
Reel/Frame:010614/0022   Pages: 4
Recorded: 02/14/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, YING
Exec Dt:
02/03/2000
2
YU, PEIWEN
Exec Dt:
02/01/2000
3
SHEN, MARY
Exec Dt:
01/28/2000
4
HUANG, BETTY
Exec Dt:
02/03/2000
Assignee
1
RIGEL PHARMACEUTICALS, INC.
240 EAST GRAND AVENUE
S. SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6428980
NONE
09441039
Correspondence name and address
FLEHR HOHBACH TEST, ABRITTON ET AL
ROBIN M. SILVA, ESQ.
FOUR EMBARCADERO, SUITE 3400
SAN FRANCISCO, CA 94111-4187
Assignment: 2
Reel/Frame:046496/0797   Pages: 5
Recorded: 07/30/2018
Attorney Dkt #:224990/14-003C-US/403732
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AFTAB, DANA T.
Exec Dt:
09/25/2014
2
YU, PEIWEN
Exec Dt:
10/01/2014
Assignee
1
EXELIXIS, INC.
210 EAST GRAND AVENUE
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170042880
15305854
Correspondence name and address
HONIGMAN MILLER SCHWARTZ AND COHN LLP
650 TRADE CENTRE WAY
SUITE 200
KALAMAZOO, MI 49002
Assignment: 3
Reel/Frame:042034/0696   Pages: 11
Recorded: 04/17/2017
Attorney Dkt #:G3004-00101
Conveyance: NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS).
Assignors
1
YU, PEIWEN
Exec Dt:
09/02/2016
2
TANG, WEI-CHIEN
Exec Dt:
09/02/2016
3
LIN, SHU-YI
Exec Dt:
09/02/2016
4
WANG, CHENG-CHI
Exec Dt:
06/15/2010
Assignee
1
OBI PHARMA, INC.
ROOM W1907, 19F, 3 YUAN-QU STREET
NANKANG DISTRICT
TAIPEI CITY, TAIWAN 11503
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10935544
US20170067885
15255996
Correspondence name and address
DUANE MORRIS LLP - SAN DIEGO
750 B STREET
SUITE 2900
SAN DIEGO, CA 92101-4681
Assignment: 4
Reel/Frame:042868/0243   Pages: 7
Recorded: 06/29/2017
Attorney Dkt #:G3004-00604/605/606
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YU, CHENG-DER TONY
Exec Dt:
05/18/2017
2
SHUE, YOUE-KONG
Exec Dt:
04/27/2017
3
LIANG, CHEN-HSIN
Exec Dt:
04/27/2017
4
YU, PEIWEN
Exec Dt:
03/15/2017
5
CHEN, CHWEN-CHENG
Exec Dt:
05/22/2017
Assignee
1
OBI PHARMA, INC.
ROOM W1907, 19F, 3 YUAN-QU STREET
NANKANG DISTRICT
TAIPEI CITY, TAIWAN 11503
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11583577
US20170304419
15495470
Correspondence name and address
DUANE MORRIS LLP - SAN DIEGO
750 B STREET
SUITE 2900
SAN DIEGO, CA 92101-4681
Assignment: 5
Reel/Frame:043907/0978   Pages: 6
Recorded: 10/19/2017
Attorney Dkt #:G3004/00701/702
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YU, CHENG-DER TONY
Exec Dt:
10/19/2017
2
YU, PEIWEN
Exec Dt:
10/18/2017
3
LAI, KUO-PAO
Exec Dt:
10/12/2017
4
LEE, WEI-HAN
Exec Dt:
10/12/2017
5
CHEN, I-JU
Exec Dt:
10/12/2017
6
LIN, SHU-YI
Exec Dt:
10/12/2017
7
HSIEH, YIH-HUANG
Exec Dt:
10/12/2017
Assignee
1
OBI PHARMA, INC.
ROOM W1907, 19F, 3 YUAN-QU STREET
NANKANG DISTRICT
TAIPEI CITY, TAIWAN 115
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11642400
US20180028629
15662162
Correspondence name and address
DUANE MORRIS LLP - SAN DIEGO
750 B STREET
SUITE 2900
SAN DIEGO, CA 92101-4681
Assignment: 6
Reel/Frame:049366/0920   Pages: 7
Recorded: 06/04/2019
Attorney Dkt #:G4590-00604 & G4590-00605
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YU, PEIWEN
Exec Dt:
03/07/2019
2
SHUE, YOUE-KONG
Exec Dt:
03/07/2019
3
CHEN, CHWEN-CHENG
Exec Dt:
03/13/2019
4
LIANG, CHEN-HSIN
Exec Dt:
02/27/2019
5
YU, CHENG-DER TONY
Exec Dt:
03/07/2019
Assignee
1
OBI PHARMA, INC.
ROOM W1907, 19F, 3 YUAN-QU STREET
NANKANG DISTRICT
TAIPEI CITY, TAIWAN 11503
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11583577
US20170304419
15495470
Correspondence name and address
DUANE MORRIS LLP
750 B STREET
SUITE 2900
SAN DIEGO, CA 92101
Assignment: 7
Reel/Frame:054313/0497   Pages: 6
Recorded: 11/09/2020
Attorney Dkt #:253-004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YU, CHENG-DER TONY
Exec Dt:
11/09/2020
2
YU, PEIWEN
Exec Dt:
11/08/2020
3
YANG, MING-CHEN
Exec Dt:
11/05/2020
4
LIN, YU-CHING
Exec Dt:
11/05/2020
5
OU, CHIEN-CHIH
Exec Dt:
11/09/2020
Assignee
1
OBI PHARMA, INC.
19F., NO. 3, YUANQU ST., NANGANG DISTRICT
TAIPEI CITY, TAIWAN 115
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210396759
17053934
Correspondence name and address
CERMAK NAKAJIMA & MCGOWAN LLP
127 S. PEYTON STREET, SUITE 200
ALEXANDRIA, VA 22314
Assignment: 8
Reel/Frame:066499/0149   Pages: 17
Recorded: 02/20/2024
Attorney Dkt #:224990/20-003-US/521032
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHEFFOLD, CHRISTIAN
Exec Dt:
12/14/2022
2
CHONG, COLIN
Exec Dt:
12/05/2022
3
HSU, SSUCHENG JEFF
Exec Dt:
12/05/2022
4
LAMB, PETER
Exec Dt:
12/07/2022
5
YU, PEIWEN
Exec Dt:
12/10/2022
6
SCHWAB, GISELA
Exec Dt:
06/20/2006
Assignee
1
EXELIXIS, INC.
1851 HARBOR BAY PARKWAY
ALAMEDA, CALIFORNIA 94502
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230301979
18018805
Correspondence name and address
LI GAO
650 TRADE CENTRE WAY
SUITE 200
KALAMAZOO, MI 49002

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