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 #:
7140445
Issue Dt:
11/28/2006
Application #:
10794797
Filing Dt:
03/05/2004
Publication #:
20040251050
Pub Dt:
12/16/2004
Inventors:
David Shahin, Jeff Habetz, David M. Haugen, Gary Thompson, Bernd-Georg Pietras et al
Title:
METHOD AND APPARATUS FOR DRILLING WITH CASING
Assignment: 1
Reel/Frame:
014995/0094Recorded: 08/17/2004Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
SHAHIN, DAVID
Exec Dt:
08/01/2004
HABETZ, JEFF
Exec Dt:
07/06/2004
HAUGEN, DAVID M.
Exec Dt:
06/29/2004
THOMPSON, GARY
Exec Dt:
06/22/2004
PIETRAS, BERND-GEORG
Exec Dt:
06/22/2004
HOLLINGSWORTH, JIMMY L.
Exec Dt:
06/24/2004
REINHOLDT, BERND
Exec Dt:
07/07/2004
Assignee:
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 1500
HOUSTON, TEXAS 77027
Correspondent:
MOSER, PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056-6582
Assignment: 2
Reel/Frame:
034526/0272Recorded: 12/04/2014Pages: 103
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
WEATHERFORD/LAMB, INC.
Exec Dt:
09/01/2014
Assignee:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000, ST. JAMES PL
HOUSTON, TEXAS 77056
Correspondent:
CPA GLOBAL LIMITED
LIBERATION HOUSE
CASTLE STREET
ST HELIER, J JERSEY

Search Results as of: 06/21/2024 03:56 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