Patent Assignment
Reel/Frame 023973/0810
Assignment of Assignor's Interest
Recorded: 2010-02-24
Pages: 16
Assignor
HALL, DAVID R., MR.
Executed: 2010-01-22
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 1600, HOUSTON, TEXAS, 77056
Covered Properties
(22)
Thick Pointed Superhard Material
Superhard Composite Material Bonded to a Steel Body
High Impact Resistant Tool
Wiper for Tool String Direct Electrical Connection
Press-Fit Pick
Patent:
7,396,086 →
Application:
11/695,672 →
Press-Fit Pick
Patent:
7,401,863 →
Application:
11/695,689 →
High Impact Shearing Element
Centering Assembly for an Electric Downhole Connection
Lubricated Pick
Pick with a Bearing
Diamond Nozzle
Pick with a Reentrant
Spring Loaded Pick
Data and/or Powerswivel
Energy Storage in an Elastic Vessel
Wiper for Tool String Direct Electrical Connection
Method for Manufacturing a Drill Bit
Externally Guided and Directed Field Induction Resistivity Tool
Thick Pointed Superhard Material
Thick Pointed Superhard Material
Application:
12/625,908 →
Publication:
US 2010/0065339
Thick Pointed Superhard Material
Application:
12/627,009 →
Publication:
US 2010/0071964
Diamond Enhanced Cutting Element
Patent:
554,162 →
Application:
29/278,437 →
Related Assignments
(16)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 12, 2007
From: JEPSON, JEFF, MR.; BAILEY, JOHN, MR.; CROCKETT, RONALD B., MR.; DAHLGREN, SCOTT, MR.
To: HALL, DAVID R., MR.
Reel/Frame 018879/0150 →
Assignment of Assignor's Interest
Mar 15, 2007
From: CROCKETT, RONALD B., MR.; JEPSON, JEFF, MR.; FOX, JOE, MR.
To: HALL, DAVID R., MR.
Reel/Frame 019021/0001 →
Assignment of Assignor's Interest
Mar 27, 2007
From: CROCKETT, RONALD B., MR.
To: HALL, DAVID R., MR.
Reel/Frame 019072/0990 →
Assignment of Assignor's Interest
Mar 30, 2007
From: MARSHALL, JONATHAN, MR.; DAHLGREN, SCOTT, MR.; WILDE, TYSON J., MR.
To: HALL, DAVID R., MR.
Reel/Frame 019096/0239 →
Assignment of Assignor's Interest
Apr 3, 2007
From: CROCKETT, RONALD B., MR.; JEPSON, JEFF, MR.
To: HALL, DAVID R., MR.
Reel/Frame 019107/0388 →
Assignment of Assignor's Interest
Apr 3, 2007
From: CROCKETT, RONALD B., MR.; JEPSON, JEFF, MR.
To: HALL, DAVID R., MR.
Reel/Frame 019107/0370 →
Assignment of Assignor's Interest
Apr 12, 2007
From: CROCKETT, RONALD B., MR.; KUDLA, MATT, MR.; BAILEY, JOHN, MR.
To: HALL, DAVID R., MR.
Reel/Frame 019154/0356 →
Assignment of Assignor's Interest
Apr 30, 2007
From: CROCKETT, RONALD B., MR.; LEANY, FRANCIS, MR.; JEPSON, JEFF, MR.
To: HALL, DAVID R., MR.
Reel/Frame 019228/0907 →
Assignment of Assignor's Interest
May 14, 2007
From: JEPSON, JEFF, MR.; CROCKETT, RONALD B., MR.
To: HALL, DAVID R., MR.
Reel/Frame 019290/0143 →
Assignment of Assignor's Interest
May 15, 2007
From: CROCKETT, RONALD B., MR.; LEANY, FRANCIS, MR.
To: HALL, DAVID R., MR.
Reel/Frame 019298/0606 →
Assignment of Assignor's Interest
Jun 12, 2007
From: DAHLGREN, SCOTT, MR.; MARSHALL, JONATHAN, MR.
To: HALL, DAVID R., MR.
Reel/Frame 019416/0351 →
Assignment of Assignor's Interest
Jul 5, 2007
From: LEANY, FRANCIS, MR.; HANNON, JACOB, MR.
To: HALL, DAVID R., MR.
Reel/Frame 019519/0834 →
Assignment of Assignor's Interest
May 22, 2008
From: DAHLGREN, SCOTT, MR.; MARSHALL, JONATHAN, MR.; WILDE, TYSON J., MR.
To: HALL, DAVID R., MR.
Reel/Frame 020985/0173 →
Assignment of Assignor's Interest
Jan 15, 2010
From: DURRAND, CHRISTOPHER, MR.; FOX, JOE, MR.; WILDE, TYSON J., MR.
To: HALL, DAVID R., MR.
Reel/Frame 023799/0074 →
Assignment of Assignor's Interest
Mar 4, 2010
From: WAHLQUIST, DAVID, MR.; MORRIS, THOMAS, MR.
To: HALL, DAVID R., MR.
Reel/Frame 024026/0878 →
Assignment of Assignor's Interest
Mar 4, 2010
From: CROCKETT, RONALD B., MR.; LEANY, FRANCIS, MR.; JEPSON, JEFF, MR.
To: HALL, DAVID R., MR.
Reel/Frame 024026/0818 →