Patent Assignment
Reel/Frame 005722/0779
Assignment of Assignors Interest.
Recorded: 1991-06-07
Pages: 2
Assignor
SMITH, JOHN W.
Executed: 1991-05-30
Assignee
THERMO PROCESS SYSTEMS INC. A DE CORPORATION
LIVONIA, MICHIGAN
Covered Property
(1)
Method of Heat Treating Metal Parts in an Intergrated Continuos and Batch Furnace System
Patent:
5,143,558 →
Application:
07/667,464 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →