IP Library › Assignment 005380/0895
Patent Assignment
Reel/Frame 005380/0895

Assignment of Assignors Interest.

Recorded: 1990-07-12 Pages: 3
Assignors
BLOYS, J. BENJAMIN
Executed: 1990-06-28
CARPENTER, ROBERT B.
Executed: 1990-07-02
WILSON, WILLIAM N.
Executed: 1990-06-28
Assignee
ATLANTIC RICHFIELD COMPANY
A DE CORP., LOS ANGELES, CALIFORNIA
Covered Property (1)
Accelerating Set of Retarded Cement
Patent: 5,005,646 →
Application: 07/552,238 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest Aug 18, 1992
From: HEAT CONTROL, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 006223/0659 →
Assignment of Assignor's Interest Dec 17, 2001
From: ATLANTIC RICHFIELD COMPANY
To: PHILLIPS PETROLEUM COMPANY
Reel/Frame 012333/0329 →