IP Library › Assignment 004161/0891
Patent Assignment
Reel/Frame 004161/0891

Assignment of Assignors Interest.

Recorded: 1983-07-22 Pages: 4
Assignor
HYDROPACE INC
Executed: 1983-06-30
Assignee
Covered Property (1)
Delivery and Meteing Device for Granulated and Powdered Materials
Patent: 4,535,915 →
Application: 06/516,378 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Jul 22, 1983
From: WEST, JOE E.
To: HYDROPACE INC A TX CORP
Reel/Frame 004161/0888 →
Assignment of Assignor's Interest Jun 19, 1995
From: WESTERN COMPANY OF NORTH AMERICA, THE
To: BJ SERVICES COMPANY, U.S.A.
Reel/Frame 007526/0440 →