Patent Assignment
Reel/Frame 003880/0294
Assignment of Assignors Interest.
Recorded: 1981-04-20
Pages: 1
Assignor
HARDY DONALD SR.
Executed: 1981-04-14
Covered Property
(1)
Enhancement of Trilithium Phosphate Catalyst Activity
Patent:
4,342,666 →
Application:
06/255,611 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jul 28, 1988
From: FMC CORPORATION
To: ARCO CHEMICAL COMPANY, A CORP OF DE.
Reel/Frame 004924/0660 →
Assignment of Assignors Interest.
Dec 5, 1988
From: ARCO CHEMICAL COMPANY
To: ARCO CHEMICAL TECHNOLOGY, INC., A CORP. OF DE
Reel/Frame 005010/0113 →
Assignment of Assignors Interest.
Jan 10, 1992
From: ARCO CHEMICAL TECHNOLOGY, INC.
To: ARCO CHEMICAL TECHNOLOGY, L.P. A PARTNERSHIP OF DE
Reel/Frame 005970/0340 →