Patent Assignment
Reel/Frame 004903/0347
To Correct Habitat of Assignee in a Previously Recorded Assignment Recorded at Reel 4710 Frames 403-405, Assignors Hereby Confirm the Entire Interest to Said Assignee (Negative Certificate Attached)
Recorded: 1988-06-23
Pages: 5
Assignee
CAMERON IRON WORKS USA, INC., A CORP. OF DE.
13013 NORTHWEST FREEWAY, HARRIS COUNTY, HOUSTON, TEXAS, 77040
Covered Property
(1)
Wellhead Annular Seal
Patent:
4,766,956 →
Application:
07/047,171 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
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: COOPER INDUSTRIES, INC.
To: COOPER CAMERON CORPORATION
Reel/Frame 007462/0622 →
Merger
May 5, 1995
From: CAMERON IRON WORKS USA, INC.
To: COOPER INDUSTRIES, INC.
Reel/Frame 007465/0201 →