Patent Assignment
Reel/Frame 003900/0334
Assignment of Assignors Interest.
Recorded: 1981-07-08
Pages: 3
Assignee
FILTROL CORPORATION
A CORP. OF DE, LOS ANGELES, CALIFORNIA
Covered Property
(1)
Cracking Catalysts Containing Silica-Alumina Gels
Patent:
4,362,652 →
Application:
06/281,403 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Oct 21, 1983
From: FILTROL CORPORATION, LOS ANGELES, CA A CORP. OF DE
To: HARSHAW/FILTROL PARTNERSHIP THE, A PARTNERSHIP OF DE
Reel/Frame 004186/0028 →
Assignment of Assignors Interest.
Jun 30, 1988
From: HARSHAN/FILTROL PARTNERSHIP
To: FILTROL CORPORATION
Reel/Frame 004912/0184 →