IP Library › Assignment 029880/0302
Patent Assignment
Reel/Frame 029880/0302

Assignment of Assignor's Interest

Recorded: 2013-02-26 Pages: 10
Assignors
ROSCOE, BRADLEY A.
Executed: 2012-09-11
GRAU, JAMES A.
Executed: 2012-09-26
BERHEIDE, MARKUS
Executed: 2012-09-07
STEPHENSON, KENNETH E.
Executed: 2012-11-27
ZHOU, ZILU
Executed: 2012-09-07
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE, SUGAR LAND, TEXAS, 77478
Covered Property (1)
Gamma-Ray Detectors for Downhole Applications
Patent: 8,431,885 →
Application: 12/783,207 →
Publication: US 2011/0284731
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 3, 2010
From: ROSCOE, BRADLEY A.; GRAU, JAMES A.; BERHEIDE, MARKUS; STEPHENSON, KENNETH E.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 024779/0451 →