Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
|
| Reel/Frame: | 043258/0597 | |
| Pages: | 4 |
| | Recorded: | 08/10/2017 | | |
| Attorney Dkt #: | 35742/04039 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
|
|
Total properties:
1
|
|
|
|
Patent #:
|
NONE
|
Issue Dt:
|
|
Application #:
|
15400672
|
Filing Dt:
|
01/06/2017
|
|
Publication #:
|
|
Pub Dt:
|
05/03/2018
| | | | |
|
Title:
|
RESERVOIR PROTECTING AGENT COMPOSITION FOR RESERVOIR WITH CRACKS, DRILLING FLUID CONTAINING THE SAME AND USE THEREOF
|
|
|
Assignee
|
|
|
|
|
| NO. 66, CHANGJIANG WEST ROAD, HUANGDAO DISTRICT |
| QINGDAO, SHANDONG, CHINA |
|
|
Correspondence name and address
|
| |
CALFEE HALTER & GRISWOLD LLP
|
| |
THE CALFEE BUILDING, 1405 EAST SIXTH STREET
|
| |
CLEVELAND, OH 44114
|
Search Results as of:
05/07/2024 08:38 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
|
