IP Library Assignment 030386/0913
Patent Assignment
Reel/Frame 030386/0913

Assignment of Assignor's Interest

Recorded: 2013-05-09 Pages: 16
Assignor
HALL, DAVID R.
Executed: 2010-01-22
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, HOUSTON, TEXAS, 77056
Covered Property (1)
Double Sintered Thermally Stable Polycrystalline Diamond Cutting Elements
Application: 12/750,526 →
Publication: US 2010/0242375
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 4, 2015
From: CROCKETT, RONALD B.; FOX, JOSEPH R.; TAMANG, ASHOK
To: HALL, DAVID R.
Reel/Frame 036247/0988 →
Assignment of Assignor's Interest Aug 4, 2015
From: HALL, DAVID R.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 036248/0232 →