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 : MA, GUANGWEI
Total Assignments: 6
Assignment: 1
Reel/Frame:018465/0792   Pages: 4
Recorded: 11/01/2006
Attorney Dkt #:0789-0192PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIE, ZAIKU
Exec Dt:
09/19/2006
2
YAO, HUI
Exec Dt:
09/19/2006
3
YANG, WEIMIN
Exec Dt:
09/19/2006
4
MA, GUANGWEI
Exec Dt:
09/19/2006
5
XIAO, JINGXIAN
Exec Dt:
09/19/2006
6
CHEN, LIANG
Exec Dt:
09/19/2006
Assignees
1
CHINA PETROLEUM & CHEMICAL CORPORATION
6A HUIXIN DONG STREET, CHAOYANG DISTRICT
BEIJING 100029, CHINA
2
SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY SINOPEC
NO. 1658 PUDONG BEI ROAD, PUDONG NEW AREA
SHANGHAI 201208, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070042904
11503925
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH
8110 GATEHOUSE ROAD, SUITE 100 EAST
FALLS CHURCH, VA 22042-1248
Assignment: 2
Reel/Frame:018482/0482   Pages: 4
Recorded: 11/06/2006
Attorney Dkt #:0789-0192PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIE, ZAIKU
Exec Dt:
09/19/2006
2
YAO, HUI
Exec Dt:
09/19/2006
3
YANG, WEIMIN
Exec Dt:
09/19/2006
4
MA, GUANGWEI
Exec Dt:
09/19/2006
5
XIAO, JINGXIAN
Exec Dt:
09/19/2006
6
CHEN, LIANG
Exec Dt:
09/19/2006
Assignees
1
SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY SINOPEC
NO. 1658 PUDONG BEI ROAD, PUDONG NEW AREA
SHANGHAI 201208, CHINA
2
CHINA PETROLEUM & CHEMICAL CORPORATION
6A HUIXIN DONG STREET, CHAOYANG DISTRICT
BEIJING 100029, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070042904
11503925
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD SUITE 100EAST
FALLS CHURCH, VA 22042
Assignment: 3
Reel/Frame:021612/0108   Pages: 5
Recorded: 09/29/2008
Attorney Dkt #:30884/43683
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIE, ZAIKU
Exec Dt:
03/18/2008
2
MA, GUANGWEI
Exec Dt:
03/18/2008
3
YANG, WEIMIN
Exec Dt:
03/18/2008
4
YAO, HUI
Exec Dt:
03/18/2008
5
XIAO, JINGXIAN
Exec Dt:
03/18/2008
6
CHEN, LIANG
Exec Dt:
03/18/2008
Assignees
1
CHINA PETROLEUM & CHEMICAL CORPORATION
6A HUIXIN DONG STREET
CHAOYANG DISTRICT
BEIJING 100029, CHINA
2
SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY SINOPEC
NO. 1658 PUDONG BEI ROAD
PUDONG NEW AREA
SHANGHAI 201208, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090288990
12063598
Correspondence name and address
JAMES J. NAPOLI
MARSHALL, GERSTEIN & BORUN LLP
233 S. WACKER DRIVE, SUITE 6300
SEARS TOWER
CHICAGO, IL 60606-6357
Assignment: 4
Reel/Frame:023954/0146   Pages: 5
Recorded: 02/18/2010
Attorney Dkt #:11194.0001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIE, ZAIKU
Exec Dt:
10/21/2009
2
MA, GUANGWEI
Exec Dt:
10/21/2009
3
YANG, WEIMIN
Exec Dt:
10/21/2009
4
YAO, HUI
Exec Dt:
10/21/2009
5
YANG, XIAQIN
Exec Dt:
10/21/2009
Assignees
1
CHINA PETROLEUM & CHEMICAL COPORATION
NO. 6A, HUIXIN EAST STREET, CHAOYANG DISTRICT,
BEIJING, CHINA 100029
2
SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY SINOPEC
NO. 1658 PUDONG BEI ROAD, PUDONG NEW AREA,
SHANGHAI, CHINA 201208
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9242236
US20100145127
12593199
Correspondence name and address
FINNEGAN
901 NEW YORK AVE., NW
WASHINGTON, DC 20001
Assignment: 5
Reel/Frame:039716/0554   Pages: 4
Recorded: 09/13/2016
Attorney Dkt #:30884/43683A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIE, ZAIKU
Exec Dt:
01/04/2011
2
MA, GUANGWEI
Exec Dt:
01/04/2011
3
YANG, WEIMIN
Exec Dt:
01/04/2011
4
YAO, HUI
Exec Dt:
01/04/2011
5
CHEN, LIANG
Exec Dt:
01/04/2011
Assignees
1
CHINA PETROLEUM & CHEMICAL CORPORATION
6A HUIXIN DONG STREET
CHAOYANG DISTRICT
BEIJING, CHINA 100029
2
SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY SINOPEC
NO. 1658 PUDONG BEI ROAD
PUDONG NEW AREA
SHANGHAI, CHINA 201208
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9480975
US20110127193
12978107
Correspondence name and address
MARSHALL GERSTEIN & BORUN LLP
233 SOUTH WACKER DRIVE
SUITE 6300
CHICAGO, IL 60606
Assignment: 6
Reel/Frame:030160/0888   Pages: 4
Recorded: 04/05/2013
Attorney Dkt #:A0124.0015-00US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MA, GUANGWEI
Exec Dt:
03/27/2013
2
ZHANG, HUIMING
Exec Dt:
03/27/2013
3
XIAO, JINGXIAN
Exec Dt:
03/27/2013
4
CHEN, LIANG
Exec Dt:
03/26/2013
5
CHEN, XIQIANG
Exec Dt:
03/27/2013
Assignees
1
CHINA PETROLEUM & CHEMICAL CORPORATION
22 CHAOYANGMEN NORTH STREET, CHAOYANG DISTRICT
BEIJING, CHINA 100728
2
SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY, SINOPEC
1658 PUDONG BEI ROAD, PUDONG NEW AREA
SHANGHAI, CHINA 201208
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9861969
US20130225397
13818295
Correspondence name and address
ZHI YANG XUE
1604 SPRING HILL ROAD SUITE 320
VIENNA, VA 22182

Search Results as of: 05/08/2024 06:39 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