Patent Assignment
Reel/Frame 004956/0783
Assignment of Assignors Interest.
Recorded: 1988-09-21
Pages: 1
Assignor
HERING, C. J. JR.
Executed: 1988-09-19
Assignee
ASHBROOK-SIMON-HARTLEY CORPORATION, A TX CORP.
11600 EAST HARDY, HOUSTON, TEXAS, 77093
Covered Property
(1)
Moving Bed Filtration Apparatus and Method
Patent:
4,891,142 →
Application:
07/247,397 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jul 20, 1998
From: ASHBROOK-SIMON-HARTLEY CORPORATION
To: ASHBROOK CORPORATION
Reel/Frame 009328/0016 →
Assignment of Assignor's Interest
Sep 12, 2005
From: ASHBROOK CORPORATION, FORMERLY KNOWN AS ASHBROOK-SIMON-HARTLEY CORPORATION AND ASHBROOK SIMON-HARTLEY INC.
To: ASHBROOK SIMON-HARTLEY OPERATIONS, LP
Reel/Frame 016967/0020 →