IP Library Assignment 027021/0962
Patent Assignment
Reel/Frame 027021/0962

Assignment of Assignor's Interest

Recorded: 2011-10-05 Pages: 2
Assignor
HALL, DAVID R.
Executed: 2011-09-13
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 1600, HOUSTON, TEXAS, 77056
Covered Property (1)
Thermally Stable Pointed Diamond with Increased Impact Resistance
Patent: 8,215,420 →
Application: 12/366,706 →
Publication: US 2009/0133938
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 24, 2010
From: HALL, DAVID R., MR.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 023973/0886 →
Assignment of Assignor's Interest Oct 5, 2011
From: FOX, JOE; CROCKETT, RONALD B.
To: HALL, DAVID R.
Reel/Frame 027021/0959 →