IP Library Assignment 004536/0996
Patent Assignment
Reel/Frame 004536/0996

Assignment of Assignors Interest.

Recorded: 1986-04-23 Pages: 1
Covered Property (1)
Reduction of Viscosity of Aqueous Fluids
Patent: 4,647,385 →
Application: 06/796,965 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Sep 9, 1991
From: HI-TEK POLYMERS, INC., A GA CORP.; RHONE-POULENC INC., A NY CORP.
To: STEIN, HALL & CO. INC.,
Reel/Frame 005826/0726 →