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 ZIPING
Total Assignments: 17
Assignment: 1
Reel/Frame:011523/0678   Pages: 3
Recorded: 02/16/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIA, FRANK ZHISHI
Exec Dt:
02/01/2001
2
MAIER, GUNTHER
Exec Dt:
02/01/2001
3
ZHANG, JACK YONGFENG
Exec Dt:
02/01/2001
4
LUO, MARY ZIPING
Exec Dt:
02/01/2001
Assignee
1
INTERNATIONAL MEDICATION SYSTEM LTD
1886 SANTA ANITA AVENUE
SOUTH EL MONTE, CALIFORNIA 91733
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6139533
NONE
09487185
Correspondence name and address
ALBERT O. COTA
5460 WHITE OAK AVE., A-331
ENCINO, CA 91316
Assignment: 2
Reel/Frame:011528/0456   Pages: 2
Recorded: 02/16/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
02/01/2001
2
LUO, MARY ZIPING
Exec Dt:
02/01/2001
3
XIA, FRANK ZHISHI
Exec Dt:
02/01/2001
Assignee
1
AMPHASTAR PHARMACEUTICALS INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6418982
NONE
09718111
Correspondence name and address
ALBERT O. COTA
5460 WHITE OAK AVENUE, A-331
ENCINO, CA 91316
Assignment: 3
Reel/Frame:011528/0487   Pages: 3
Recorded: 02/16/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
02/01/2001
2
LUO, MARY ZIPING
Exec Dt:
02/01/2001
3
XIA, FRANK ZHISHI
Exec Dt:
02/01/2001
Assignee
1
AMPHASTAR PHARMACEUTICALS INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6343717
NONE
09713551
Correspondence name and address
ALBERT O. COTA
5460 WHITE OAK AVE., A-331
ENCINO, CA 91316
Assignment: 4
Reel/Frame:011528/0496   Pages: 3
Recorded: 02/16/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
02/01/2001
2
XIA, FRANK ZHISHI
Exec Dt:
02/01/2001
3
LUO, MARY ZIPING
Exec Dt:
02/01/2001
Assignee
1
INTERNATIONAL MEDICATION SYSTEM, LTD.
1886 SANTA ANITA AVENUE
SOUTH EL MONTE, CALIFORNIA 91733
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6551298
NONE
09718112
Correspondence name and address
ALBERT O. COTA
5460 WHITE OAK AVE.
A-331
ENCINO, CA 91316
Assignment: 5
Reel/Frame:012835/0408   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
MARRS, ANTHONY D.
Exec Dt:
03/26/2002
3
LUO, MARY ZIPING
Exec Dt:
03/27/2002
Assignee
1
AMPHASTAR PHARMACEUTICALS INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6357626
NONE
09798049
Correspondence name and address
ALBERT O. COTA
5460 WHITE OAK AVE., A-331
ENCINO, C.A. 91316
Assignment: 6
Reel/Frame:013847/0439   Pages: 4
Recorded: 03/17/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIA, FRANK ZHISHI
Exec Dt:
01/28/2003
2
LUO, MARY ZIPING
Exec Dt:
01/08/2003
3
ZHANG, JACK YONGFENG
Exec Dt:
02/18/2003
Assignee
1
AMPHASTAR PHARMACEUTICALS INC.
11570 SIXTH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6827479
NONE
10261552
Correspondence name and address
ALBERT O. COTA
5460 WHITE OAK AVE.
A-331
ENCINO, CA 91316
Assignment: 7
Reel/Frame:013849/0706   Pages: 5
Recorded: 03/17/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, MARY ZIPING
Exec Dt:
01/08/2003
2
ZHANG, JACK YONGFENG
Exec Dt:
02/18/2003
3
XIA, FRANK Z.
Exec Dt:
01/28/2003
4
ZHOU, RONG
Exec Dt:
01/23/2003
5
KO, DENNY R.S.
Exec Dt:
02/28/2003
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH ST.
RANCHO CUCAMONGA, CALIFORNIA 91730
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6793076
NONE
10090033
Correspondence name and address
ALBERT O. COTA
5460 WHITE OAK AVENUE, A-331
ENCINO, CA 91316
Assignment: 8
Reel/Frame:014599/0559   Pages: 3
Recorded: 10/17/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
09/23/2003
2
LUO, MARY ZIPING
Exec Dt:
09/24/2003
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 SIXTH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7468394
NONE
10384679
Correspondence name and address
ALBERT O. COTA
5460 WHITE OAK AVENUE, SUITE A-331
ENCINO, CALIFORNIA 91316
Assignment: 9
Reel/Frame:017440/0968   Pages: 5
Recorded: 12/30/2005
Attorney Dkt #:56236/a734
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
12/28/2005
2
LUO, MARY ZIPING
Exec Dt:
12/28/2005
3
LI, RICHARD
Exec Dt:
12/28/2005
4
DING, JIE FEI
Exec Dt:
12/28/2005
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070154546
11322480
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
P.O. BOX 7068
PASADENA, CA 91109-7068
Assignment: 10
Reel/Frame:019495/0619   Pages: 7
Recorded: 06/28/2007
Attorney Dkt #:59002/A734
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
06/19/2007
2
LUO, MARY ZIPING
Exec Dt:
06/19/2007
3
FEI, DINGYUAN
Exec Dt:
06/19/2007
4
XIE, KEVIN
Exec Dt:
06/19/2007
5
DING, JIE FEI
Exec Dt:
06/19/2007
Assignee
1
AMPHASTAR PHARMACEUTICALS INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8974801
US20080153784
11768181
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
P.O. BOX 7068
PASADENA, CA 91109-7068
Assignment: 11
Reel/Frame:035681/0540   Pages: 7
Recorded: 05/20/2015
Attorney Dkt #:76450/A734 - JOE/SMV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
06/19/2007
2
LUO, MARY ZIPING
Exec Dt:
06/19/2007
3
FEI, DINGYUAN
Exec Dt:
06/19/2007
4
XIE, KEVIN
Exec Dt:
06/19/2007
5
DING, JIE FEI
Exec Dt:
06/19/2007
Assignee
1
AMPHASTAR PHARMACEUTICALS INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150157649
14622746
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
POST OFFICE BOX 29001
GLENDALE, CA 91209-9001
Assignment: 12
Reel/Frame:035681/0631   Pages: 7
Recorded: 05/20/2015
Attorney Dkt #:76451/A734 - JOE/SMV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JACK YONGFENG
Exec Dt:
06/19/2007
2
LUO, MARY ZIPING
Exec Dt:
06/19/2007
3
FEI, DINGYUAN
Exec Dt:
06/19/2007
4
XIE, KEVIN
Exec Dt:
06/19/2007
5
DING, JIE FEI
Exec Dt:
06/19/2007
Assignee
1
AMPHASTAR PHARMACEUTICALS INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150157650
14622749
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
POST OFFICE BOX 29001
GLENDALE, CA 91209-9001
Assignment: 13
Reel/Frame:028910/0760   Pages: 14
Recorded: 09/06/2012
Attorney Dkt #:70128/A734 - TJD/SMV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GAO, JIANXIN
Exec Dt:
08/08/2012
2
LUO, JAMES
Exec Dt:
08/08/2012
3
ZHOU, RONG
Exec Dt:
08/28/2012
4
LUO, MARY ZIPING
Exec Dt:
08/10/2012
5
ZHANG, JACK YONGFENG
Exec Dt:
08/17/2012
Assignee
1
AMPHASTAR PHARMACEUTICALS INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8367734
NONE
12776338
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
POST OFFICE BOX 29001
GLENDALE, CA 91209-9001
Assignment: 14
Reel/Frame:039821/0082   Pages: 3
Recorded: 09/21/2016
Attorney Dkt #:79482 (JOE/SY)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DING, JEFFREY
Exec Dt:
08/15/2016
2
BO, AILI
Exec Dt:
08/15/2016
3
LUO, MARY ZIPING
Exec Dt:
08/15/2016
4
ZHANG, JACK YONGFENG
Exec Dt:
08/15/2016
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10322168
US20170196941
14990787
Correspondence name and address
LEWIS ROCA ROTHGERBER CHRISTIE
POST OFFICE BOX 29001
GLENDALE, CA 91209-9001
Assignment: 15
Reel/Frame:039821/0145   Pages: 3
Recorded: 09/21/2016
Attorney Dkt #:76144 (JOE/SY)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DING, JEFFREY
Exec Dt:
08/15/2016
2
BO, AILI
Exec Dt:
08/15/2016
3
LUO, MARY ZIPING
Exec Dt:
08/15/2016
4
ZHANG, JACK YONGFENG
Exec Dt:
08/15/2016
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10258573
US20160008287
14794766
Correspondence name and address
LEWIS ROCA ROTHGERBER CHRISTIE
POST OFFICE BOX 29001
GLENDALE, CA 91209-9001
Assignment: 16
Reel/Frame:039936/0295   Pages: 3
Recorded: 10/04/2016
Attorney Dkt #:129708 (JOE/SY)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DING, JEFFREY
Exec Dt:
08/15/2016
2
BO, AILI
Exec Dt:
08/15/2016
3
LUO, MARY ZIPING
Exec Dt:
08/15/2016
4
ZHANG, JACK YONGFENG
Exec Dt:
08/15/2016
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10406210
US20170196942
15280508
Correspondence name and address
LEWIS ROCA ROTHGERBER CHRISTIE LLP
P.O. BOX 29001
GLENDALE, CA 91209-9001
Assignment: 17
Reel/Frame:050808/0075   Pages: 3
Recorded: 10/23/2019
Attorney Dkt #:400704/178803/JOE/SCC
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DING, JEFFREY
Exec Dt:
08/15/2016
2
BO, AILI
Exec Dt:
08/15/2016
3
LUO, MARY ZIPING
Exec Dt:
08/15/2016
4
ZHANG, JACK YONGFENG
Exec Dt:
08/15/2016
Assignee
1
AMPHASTAR PHARMACEUTICALS, INC.
11570 6TH STREET
RANCHO CUCAMONGA, CALIFORNIA 91730-6025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11446360
US20190388514
16553681
Correspondence name and address
LEWIS ROCA ROTHGERBER CHRISTIE LLP
PO BOX 29001
GLENDALE, CA 91209

Search Results as of: 06/13/2024 11:38 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