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: 3
Patent #:
Issue Dt:
04/01/2008
Application #:
10568328
Filing Dt:
10/09/2006
Publication #:
Pub Dt:
07/05/2007
Inventors:
Donald Gordan Reitsma, Egbert Jan Van Riet
Title:
DRILLING SYSTEM AND METHOD
Assignment: 1
Reel/Frame:
017577/0612Recorded: 02/16/2006Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
06/28/2004
Exec Dt:
06/28/2004
Assignee:
P.O. BOX 2463
910 LOUISIANA
HOUSTON, TEXAS 77252-2463
Correspondent:
EUGENE R. MONTALYO
SHELL OIL COMPANY
INTELLECTUAL PROPERTY
910 LOUISIANA, P.O. BOX 2463
HOUSTON, TX 77252-2463
Assignment: 2
Reel/Frame:
020480/0308Recorded: 02/07/2008Pages: 10
Conveyance:
PATENT ASSIGNMENT AND LICENSE AGREEMENT
Assignors:
Exec Dt:
08/30/2007
Exec Dt:
09/18/2007
Assignee:
11767 KATY FREEWAY, SUITE 1030
HOUSTON, TEXAS 77079
Correspondent:
OSHA LIANG, LLP
1221 MCKINNEY, SUITE 2800
HOUSTON, TX 77010
Assignment: 3
Reel/Frame:
029696/0350Recorded: 01/25/2013Pages: 5
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/06/2012
Assignee:
1310 RANKIN ROAD
PATENT SERVICES
HOUSTON, TEXAS 77073
Correspondent:
DAVID J. SMITH
5950 NORTH COURSE DRIVE
M-I SWACO, A SCHLUMBERGER COMPANY
HOUSTON, TX 77242

Search Results as of: 05/23/2024 04:19 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