Patent Assignment
Reel/Frame 005547/0284
Assignment of Assignors Interest.
Recorded: 1990-12-06
Pages: 2
Assignor
SMITH, JOHN W.
Executed: 1990-11-19
Assignee
HOLCROFT, INC., A DE CORP.
LIVONIA, MICHIGAN
Covered Property
(1)
Rotary Furnace Oil Seal Employing Endothermic Gas Purge
Patent:
5,164,145 →
Application:
07/595,039 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Effective on 12/14/1990DE
Aug 29, 1991
From: HOLCROFT INC. (MERGED INTO)
To: THERMO PROCESS SYSTEMS INC.
Reel/Frame 005814/0757 →
Change of Name
Dec 22, 1997
From: THERMO PROCESS SYSTEMS INC.
To: THERMO TERRATECH INC.
Reel/Frame 008869/0392 →
Assignment of Assignor's Interest
Dec 31, 1997
From: THERMO TERRATECH, INC.
To: HOLCROFT L.L.C.
Reel/Frame 008886/0520 →
Security Interest
Feb 17, 1998
From: HOLCROFT L.L.C.
To: COMERICA BANK
Reel/Frame 008943/0596 →