IP Library Assignment 023902/0973
Patent Assignment
Reel/Frame 023902/0973

Assignment of Assignor's Interest

Recorded: 2010-02-05 Pages: 6
Assignors
PATWA, RUCHIR S
Executed: 2009-12-10
DAS, PRALAY
Executed: 2009-12-09
SUGIURA, JUNICHI
Executed: 2010-02-05
Assignee
SMITH INTERNATIONAL, INC.
1310 RANKIN RD., HOUSTON, TEXAS, 77073
Covered Property (1)
Downhole Downlinking System Employing a Differential Pressure Transducer
Patent: 8,408,331 →
Application: 12/684,205 →
Publication: US 2011/0168445
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 →