IP Library › Assignment 003871/0849
Patent Assignment
Reel/Frame 003871/0849

Assignment of Assignors Interest.

Recorded: 1981-03-05 Pages: 1
Assignor
DAILEY PATRICK E.
Executed: 1981-03-03
Assignee
SMITH INTERNATIONAL, INC.
4343 VON KARMAN AVE., A CORP.OF CA, NEWPORT BEACH, CALIFORNIA, 92660
Covered Property (1)
Pilot Valve Initiated Mud Pulse Telemetry System
Patent: 4,401,134 →
Application: 06/240,875 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Mar 9, 1993
From: SMITH INTERNATIONAL, INC.
To: HCS LEASING CORPORATION
Reel/Frame 006452/0317 →
Assignment of Assignor's Interest Jun 1, 1993
From: HCS LEASING CORPORATION, A WHOLLY OWNED SUBSIDIARY OF SMITH INTERNATIONAL, INC.
To: HALLIBURTON COMPANY
Reel/Frame 006544/0193 →