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: 2
Patent #:
Issue Dt:
10/25/2022
Application #:
16881175
Filing Dt:
05/22/2020
Publication #:
Pub Dt:
11/25/2021
Inventors:
Leiming LI, Liang XU, Todd COLLIER
Title:
ENHANCED FRICTION REDUCERS FOR WATER-BASED FRACTURING FLUIDS
Assignment: 1
Reel/Frame:
052732/0238Recorded: 05/22/2020Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
05/11/2020
Exec Dt:
05/21/2020
Exec Dt:
05/11/2020
Assignee:
3000 N. SAM HOUSTON PARKWAY EAST
HOUSTON, TEXAS 77032-3219
Correspondent:
SHERI HIGGINS LAW, PLLC
9329 CREEL CREEK DRIVE
DALLAS, TX 75228
Assignment: 2
Reel/Frame:
056681/0849Recorded: 05/10/2021Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/04/2021
Assignee:
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Correspondent:
BAKER BOTTS L.L.P.
910 LOUISIANA STREET
ONE SHELL PLAZA
HOUSTON, TX 77002

Search Results as of: 06/21/2024 10:27 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