Patent Assignment
Reel/Frame 003868/0237
Assignment of Assignors Interest.
Recorded: 1981-05-18
Pages: 1
Assignor
HENDRICK FRED W.
Executed: 1981-05-07
Assignee
SMITH INTERNATIONAL, INC., A CORP. OF CA
4343 VON KARMAN AVENUE, NEWPORT BEACH, CALIFORNIA, 92660
Covered Property
(1)
Multiple Orifice Valve with Low Volume Flow Control
Patent:
4,431,028 →
Application:
06/251,394 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 22, 1988
From: SMITH INTERNATIONAL, INC.
To: CAMERON IRON WORKS USA INC.
Reel/Frame 004833/0129 →
Assignment of Assignors Interest.
Feb 4, 1991
From: CAMERA IRON WORKS USA, INC., A CORP OF DE
To: COOPER INDUSTRIES, INC.
Reel/Frame 005587/0874 →
Assignment of Assignor's Interest
May 5, 1995
From: SMITH INTERNATIONAL, INC.
To: COOPER INDUSTRIES, INC.
Reel/Frame 007462/0554 →
Assignment of Assignor's Interest
May 5, 1995
From: COOPER INDUSTRIES, INC.
To: COOPER CAMERON CORPORATION
Reel/Frame 007462/0622 →