IP Library Assignment 004113/0069
Patent Assignment
Reel/Frame 004113/0069

Assignment of Assignors Interest.

Recorded: 1982-12-27 Pages: 1
Assignor
WADHWA, SURESH K.
Executed: 1982-12-20
Assignee
HUGHES TOOL COMPANY
P.O. BOX 2539, A CORP OF DE., HOUSTON, TEXAS, 77001
Covered Property (1)
Cross-Linking System for Water Based Well Fracturing Fluids
Patent: 4,514,309 →
Application: 06/453,051 →
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. Sep 25, 1991
From: BAKER HUGHES INCORPORATED
To: BJ SERVICES COMPANY
Reel/Frame 005852/0291 →