Patent Assignment
Reel/Frame 008886/0520
Assignment of Assignor's Interest
Recorded: 1997-12-31
Pages: 5
Assignor
THERMO TERRATECH, INC.
Executed: 1997-10-10
Assignee
HOLCROFT L.L.C.
12068 MARKET STREET, LIVONIA, MICHIGAN, 48150
Covered Properties
(7)
Roller Hearth Furnace
Patent:
4,343,395 →
Application:
05/850,167 →
Energy Efficient Heat-Treating Furnace System
Patent:
4,225,121 →
Application:
06/023,225 →
Apparatus for Control and Monitoring of the Carbon Potential of an Atmosphere in a Heat-Processing Furnace
Patent:
4,288,062 →
Application:
06/065,308 →
Ceramic Tube Recuperator
Patent:
4,330,031 →
Application:
06/074,899 →
Rotary Hearth Multi-Chamber, Multi-Purpose Furnace System
Patent:
4,763,880 →
Application:
07/033,971 →
Rotary Furnace Oil Seal Employing Endothermic Gas Purge
Patent:
5,164,145 →
Application:
07/595,039 →
Method of Heat Treating Metal Parts in an Intergrated Continuos and Batch Furnace System
Patent:
5,143,558 →
Application:
07/667,464 →
Related Assignments
(9)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Dec 6, 1990
From: SMITH, JOHN W.
To: HOLCROFT, INC., A DE CORP.
Reel/Frame 005547/0284 →
Assignment of Assignors Interest.
Jun 7, 1991
From: SMITH, JOHN W.
To: THERMO PROCESS SYSTEMS INC. A DE CORPORATION
Reel/Frame 005722/0779 →
Merger Effective on 12/14/1990DE
Aug 29, 1991
From: HOLCROFT INC. (MERGED INTO)
To: THERMO PROCESS SYSTEMS INC.
Reel/Frame 005814/0757 →
Merger
Dec 22, 1997
From: HOLCROFT/LOFTUS INC.
To: HOLCROFT, INC.
Reel/Frame 008869/0401 →
Assignment of Assignor's Interest
Dec 22, 1997
From: THERMO ELECTRON CORPORATION
To: THERMO TERRATECH INC.
Reel/Frame 008869/0336 →
Change of Name
Dec 22, 1997
From: THERMO PROCESS SYSTEMS INC.
To: THERMO TERRATECH INC.
Reel/Frame 008869/0407 →
Change of Name
Dec 22, 1997
From: THERMO PROCESS SYSTEMS INC.
To: THERMO TERRATECH INC.
Reel/Frame 008869/0392 →
Merger
Dec 22, 1997
From: HOLCROFT, INC.
To: THERMO PROCESS SYSTEMS INC.
Reel/Frame 008869/0396 →
Security Interest
Feb 17, 1998
From: HOLCROFT L.L.C.
To: COMERICA BANK
Reel/Frame 008943/0596 →