Patent Assignment
Reel/Frame 004387/0783
Assignment of Assignors Interest.
Recorded: 1985-04-15
Pages: 1
Assignee
HARSHAW/FILTROL PARTNERSHIP
CLEVELAND, OHIO
Covered Property
(1)
Radiation Detection and Acquistion System
Patent:
4,677,300 →
Application:
06/637,434 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 26, 1988
From: HARSHAW/FILTROL PARTNERSHIP, A GENERAL PARTNERSHIP OF DE AND/OR FITROL CORPORATION, A CORP. OF DE
To: HARSHAW CHEMICAL COMPANY, A CORP. OF NJ
Reel/Frame 004944/0961 →
Change of Name
Oct 3, 1991
From: HARSHAW CHEMICAL COMPANY
To: SOLON TECHNOLOGIES, INC.
Reel/Frame 005861/0624 →
Change of Name
Dec 4, 2002
From: SAINT-GOBAIN INDUSTRIAL CERAMICS, INC.
To: SAINT-GOBAIN CERAMICS & PLASTICS INC.
Reel/Frame 013563/0654 →
Change of Name
Dec 11, 2002
From: SAINT-GOBAIN/NORTON INDUSTRIAL CERAMICS CORPORATION
To: SAINT-GOBAIN INDUSTRIAL CERAMICS INC.
Reel/Frame 013563/0500 →
Merger
Dec 11, 2002
From: SOLON TECHNOLOGIES, INC.
To: SAINT-GOBAIN/NORTON INDUSTRIAL CERAMICS CORPORATION
Reel/Frame 013563/0631 →