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 Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 1
Patent #:
NONE
Issue Dt:
Application #:
14031366
Filing Dt:
09/19/2013
Publication #:
20140186626
Pub Dt:
07/03/2014
Inventors:
Zhifa WANG, Zhi Yang, Yongxue Lin, Xiaohua Yang, Jiang Xu, Long Chai, Zhoujun Li, Guo Zhang et al
Title:
MODIFIED STARCH, PREPARATION METHOD AND USE OF THE SAME, AND DRILLING FLUID
Assignment: 1
Reel/Frame:
031738/0708Recorded: 12/09/2013Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
WANG, ZHIFA
Exec Dt:
09/23/2013
YANG, ZHI
Exec Dt:
09/23/2013
LIN, YONGXUE
Exec Dt:
09/23/2013
YANG, XIAOHUA
Exec Dt:
09/23/2013
XU, JIANG
Exec Dt:
09/23/2013
CHAI, LONG
Exec Dt:
09/23/2013
LI, ZHOUJUN
Exec Dt:
09/23/2013
ZHANG, GUO
Exec Dt:
09/23/2013
XU, YANG
Exec Dt:
09/23/2013
WANG, HAIBO
Exec Dt:
09/23/2013
KONG, YONG
Exec Dt:
09/23/2013
Assignees:
CHINA PETROLEUM & CHEMICAL CORPORATION
NO. 22 CHAOYANGMEN NORTH STREET, CHAOYANG DISTRICT
BEIJING, CHINA 100728
SINOPEC RESEARCH INSTITUTE OF PETROLEUM ENGINEERING
NORTH STAR TIMES TOWER, NO. 8 BEICHEN DONG ROAD, CHAOYANG DISTRICT
BEIJING, CHINA 100101
Correspondent:
BUCHANAN INGERSOLL & ROONEY, PC
1737 KING STREET
SUITE 500
ALEXANDRIA, VA 22314

Search Results as of: 06/22/2025 03:14 AM
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