IP Library Assignment 004143/0332
Patent Assignment
Reel/Frame 004143/0332

Assignment of Assignors Interest.

Recorded: 1983-06-09 Pages: 1
Assignor
HAMILTON, WILLIAM R.
Executed: 1983-05-31
Assignee
HUGHES TOOL COMPANY
P.O. BOX 2539, A CORP. OF DEL., HOUSTON, TEXAS, 77001
Covered Property (1)
Casing Handling Equipment
Patent: 105,101 →
Application: 06/502,849 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Aug 8, 1988
From: HUGHES TOOL COMPANY
To: BAKER HUGHES INCORPORATED
Reel/Frame 005050/0861 →
Assignment of Assignors Interest. Aug 18, 1988
From: BAKER HUGHES INCORPORATED
To: HUGHES TOOL COMPANY-USA, A DE CORP.
Reel/Frame 004944/0763 →