IP Library Assignment 003883/0580
Patent Assignment
Reel/Frame 003883/0580

Conditional Assignment

Recorded: 1981-07-14 Pages: 2
Assignor
Assignee
CENTRILIFT-HUGHES, INC., A CORP. OF DE
200 WEST STUART ROOSA DRIVE, CLAREMORE, OKLAHOMA, 74017
Covered Property (1)
Pump Modification for Matching Performance
Patent: 4,219,917 →
Application: 05/698,231 →
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 →