Patent Assignment
Reel/Frame 003967/0719
Assignment of Assignors Interest.
Recorded: 1982-04-16
Pages: 1
Assignor
HENKELMANN, GARY L.
Executed: 1980-07-14
Assignee
W.R. GRACE & CO.
A CORP. OF CT, NEW YORK, NEW YORK
Covered Property
(1)
Catalytic Solvent Vapor Incinerating Apparatus
Patent:
4,343,769 →
Application:
06/177,065 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Aug 24, 1989
From: GRACE MERGER CORP. A CT CORP. (MERGED INTO); W. R. GRACE & CO. A CT. CORP.
To: W. R. GRACE & CO.-CONN.
Reel/Frame 005206/0001 →
Assignment of Assignor's Interest
Sep 22, 1997
From: W.R. GRACE & CO.-CONN.
To: THERMAL EMISSION CONTROL SYSTEMS, INC.
Reel/Frame 008820/0146 →
Change of Name
Sep 22, 1997
From: THERMAL EMISSION CONTROL SYSTEMS, INC.
To: MEGTEC SYSTEMS, INC.
Reel/Frame 008820/0239 →