IP Library › Assignment 003858/0161
Patent Assignment
Reel/Frame 003858/0161

Assignment of Assignors Interest.

Recorded: 1981-03-02 Pages: 1
Assignors
BEAVERS JOHN A.
Executed: 1981-02-17
WITTEN RAYMOND L.
Executed: 1981-02-17
Assignee
CENTRILIFT-HUGHES, INC., A CORP. OF DE
200 W. STUART ROOSA DR.,, CLAREMORE,, OKLAHOMA
Covered Property (1)
Submersible Pump Seal Section with Multiple Bellows
Patent: 4,421,999 →
Application: 06/239,767 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of a Part of Assignors Interest Apr 25, 1983
From: CEBTRILIFT-HUGHES INC.
To: HUGHES TOOL COMPANY
Reel/Frame 004123/0711 →
Assignment of Assignors Interest. Aug 8, 1988
From: HUGHES TOOL COMPANY
To: BAKER HUGHES INCORPORATED
Reel/Frame 005050/0861 →