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

Reel/Frame:009645/0508   Pages: 4
Recorded: 12/11/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 1
1
Patent #:
Issue Dt:
05/15/2001
Application #:
09209906
Filing Dt:
12/11/1998
Title:
VISCOELASTIC SURFACTANT BASED GELLING COMPOSITION FOR WELLBORE SERVICE FLUIDS
Assignors
1
Exec Dt:
12/03/1998
2
Exec Dt:
12/03/1998
3
Exec Dt:
12/03/1998
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Correspondence name and address
SCHLUBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
110 SCHLUMBERGER DRIVE
DOWELL DIVISION
SUGAR LAND, TEXAS 77478

Search Results as of: 06/23/2024 01:21 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