skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : LUO, MARY ZI-PING
Total Assignments: 9
Assignment: 1
Reel/Frame:012835/0402   Pages: 3
Recorded: 04/18/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
03/19/2002
2
LUO, MARY ZI-PING
Exec Dt:
03/27/2002
3
XIA, FRANK ZHISHI
Exec Dt:
03/20/2002
Assignee
1
AMPHASTAR PHARMACEUTICSL INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6457612
NONE
09975126
Correspondence name and address
ALBERT O. COTA
5460 WHITE OAK AVE., A-331
ENCINO, CA 91316
Assignment: 2
Reel/Frame:016255/0007   Pages: 6
Recorded: 02/14/2005
Attorney Dkt #:PLI-1157
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIA, FRANK ZHISHI
Exec Dt:
12/28/2004
2
CHANG, JACK YONGFENG
Exec Dt:
12/13/2004
3
LUO, MARY ZI-PING
Exec Dt:
12/18/2004
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7219816
NONE
10688818
Correspondence name and address
ALBERT O. COTA
5460 WHITE OAK AVENUE, A-331
ENCINO, CA 91316
Assignment: 3
Reel/Frame:050820/0270   Pages: 4
Recorded: 10/24/2019
Attorney Dkt #:180244 (JOE:SY)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DING, JIE FEI
Exec Dt:
09/26/2019
2
BO, AILI
Exec Dt:
09/26/2019
3
ZHANG, JACK YONGFENG
Exec Dt:
10/23/2019
4
LUO, MARY ZI-PING
Exec Dt:
10/23/2019
5
BAO, ZHONGLI
Exec Dt:
09/26/2019
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11524987
US20200216511
16583125
Correspondence name and address
LEWIS ROCA ROTHGERBER CHRISTIE LLP
P.O. BOX 29001
GLENDALE, CA 91209-9001
Assignment: 4
Reel/Frame:061529/0533   Pages: 9
Recorded: 10/25/2022
Attorney Dkt #:070732.11004/P2US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
04/16/2021
2
LUO, MARY ZI-PING
Exec Dt:
04/15/2021
3
CHIU, THANG KIEN
Exec Dt:
04/15/2021
4
MARRS, ANTHONY
Exec Dt:
04/30/2021
5
SU, SELINA
Exec Dt:
05/04/2021
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11726049
US20230124114
17921235
Correspondence name and address
ICE MILLER LLP
200 MASSACHUSETTS AVENUE NW
SUITE 400
WASHINGTON, 20001 UNITED STATES
Assignment: 5
Reel/Frame:061529/0694   Pages: 8
Recorded: 10/25/2022
Attorney Dkt #:070732.11005/P1US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
04/16/2021
2
LUO, MARY ZI-PING
Exec Dt:
04/15/2021
3
DING, JIE FEI
Exec Dt:
04/15/2021
4
WEI, JUSTIN JUN
Exec Dt:
04/15/2021
5
BAO, RICHARD
Exec Dt:
05/04/2021
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230119833
17921239
Correspondence name and address
ICE MILLER LLP
200 MASSACHUSETTS AVENUE NW
SUITE 400
WASHINGTON, DC 20001
Assignment: 6
Reel/Frame:061578/0948   Pages: 13
Recorded: 10/28/2022
Attorney Dkt #:AMPHA-103-PCTCP1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
08/17/2021
2
LUO, MARY ZI-PING
Exec Dt:
08/15/2021
3
DING, JIE FEI
Exec Dt:
08/17/2021
4
WEI, JUSTIN JUN
Exec Dt:
08/17/2021
5
SU, FONDA
Exec Dt:
08/17/2021
6
YU, WENBO
Exec Dt:
08/17/2021
7
ZHOU, RONG
Exec Dt:
08/19/2021
8
LIN, MARVIN
Exec Dt:
10/26/2022
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230076626
17975924
Correspondence name and address
DORITY & MANNING P.A.
PO BOX 1449
GREENVILLE, SC 29602
Assignment: 7
Reel/Frame:061580/0366   Pages: 13
Recorded: 10/28/2022
Attorney Dkt #:AMPHA-103-PCTCP2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
08/17/2021
2
LUO, MARY ZI-PING
Exec Dt:
08/18/2021
3
DING, JIE FEI
Exec Dt:
08/17/2021
4
WEI, JUSTIN JUN
Exec Dt:
08/17/2021
5
SU, FONDA
Exec Dt:
08/17/2021
6
YU, WENBO
Exec Dt:
08/17/2021
7
ZHOU, RONG
Exec Dt:
08/19/2021
8
LIN, MARVIN
Exec Dt:
10/26/2022
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230137790
17975998
Correspondence name and address
DORITY & MANNING P.A.
PO BOX 1449
GREENVILLE, SC 29602
Assignment: 8
Reel/Frame:061581/0388   Pages: 13
Recorded: 10/28/2022
Attorney Dkt #:AMPHA-103-PCTCP3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
08/17/2021
2
LUO, MARY ZI-PING
Exec Dt:
08/18/2021
3
DING, JIE FEI
Exec Dt:
08/17/2021
4
WEI, JUSTIN JUN
Exec Dt:
08/17/2021
5
SU, FONDA
Exec Dt:
08/17/2021
6
YU, WENBO
Exec Dt:
08/17/2021
7
ZHOU, RONG
Exec Dt:
08/19/2021
8
LIN, MARVIN
Exec Dt:
10/26/2022
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230140033
17976111
Correspondence name and address
DORITY & MANNING P.A.
PO BOX 1449
GREENVILLE, SC 29602
Assignment: 9
Reel/Frame:064061/0342   Pages: 11
Recorded: 06/26/2023
Attorney Dkt #:070732.11006-P3US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
03/06/2023
2
LUO, MARY ZI-PING
Exec Dt:
03/13/2023
3
WANG, YING
Exec Dt:
03/07/2023
4
XIA, YI
Exec Dt:
03/13/2023
5
DING, JIE FEI
Exec Dt:
03/06/2023
6
SU, SELINA
Exec Dt:
03/13/2023
7
HAN, QINGXIA
Exec Dt:
03/06/2023
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230271770
17910405
Correspondence name and address
ICE MILLER LLP
200 MASSACHUSETTS AVENUE NW
SUITE 400
WASHINGTON, DC 20001

Search Results as of: 05/29/2024 04:35 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT