IP Library › Assignment 006867/0487
Patent Assignment
Reel/Frame 006867/0487

To Correct the Entity of the Assignee Proviously Recorded at Reel 6560 Frame 091

Recorded: 1994-02-18 Pages: 6
Assignors
HUANG, PHILIP F.
Executed: 1993-06-26
SMITH, JERRY D.
Executed: 1993-06-26
Assignee
INGRAM CACTUS COMPANY
ONE GREENWAY PLAZA, HOUSTON, TEXAS, 77046
Covered Property (1)
Sealing Method and Apparatus for Wellheads
Patent: 5,325,925 →
Application: 07/904,461 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 15, 1993
From: HUANG, PHILIP F.; SMITH, JERRY D.
To: INGRAM CACTUS COMPANY
Reel/Frame 006560/0091 →
Assignment of Assignor's Interest Aug 21, 1996
From: INGRAM CACTUS COMPANY
To: COOPER CAMERON CORPORATION
Reel/Frame 008113/0832 →