IP Library Assignment 023967/0830
Patent Assignment
Reel/Frame 023967/0830

Assignment of Assignor's Interest

Recorded: 2010-02-22 Pages: 3
Assignor
WANG, TSILI
Executed: 2010-02-02
Assignee
SMITH INTERNATIONAL, INC.
1310 RANKIN RD., HOUSTON, TEXAS, 77073
Covered Property (1)
Downhole Sonic Logging Tool Including Irregularly Spaced Receivers
Patent: 8,542,553 →
Application: 12/700,546 →
Publication: US 2011/0188345
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 17, 2012
From: SMITH INTERNATIONAL, INC.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 029143/0015 →