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:
2
|
Patent #:
|
NONE
|
Issue Dt:
|
|
Application #:
|
16301727
|
Filing Dt:
|
11/14/2018
|
Publication #:
|
|
Pub Dt:
|
08/29/2019
| | | | |
Inventors:
|
WEI SONG, XUEWU LONG
|
Title:
|
Rubber cylinder having higher hardness in upper end portion, packer, and bridge plug
|
|
Assignment:
1
|
|
|
|
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
|
|
|
|
|
|
ROOM 2003, TOWER C, CHENMING MANSION, NO. 2 |
XIZHIMENGNEI STREET, XICHENG DISTRICT |
BEIJING, CHINA 100035 |
|
|
|
LOEB & LOEB LLP |
321 NORTH CLARK STREET |
SUITE 2300 |
CHICAGO, IL 60654 |
|
|
Assignment:
2
|
|
|
|
CORRECTIVE ASSIGNMENT TO CORRECT THE APPLICATION NUMBER 16305053 PREVIOUSLY RECORDED AT REEL: 049248 FRAME: 0820. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT .
|
|
|
|
|
|
ROOM 2003, TOWER C |
CHENGMING MANSION, NO. 2 XIZHIMENGNEI STREET, XICHENG DISTRICT |
BEIJING, CHINA 100035 |
|
|
|
LOEB & LOEB LLP |
321 NORTH CLARK STREET |
SUITE 2300 |
CHICAGO, IL 60654 |
|
|
Search Results as of:
04/28/2024 12:01 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
|