Patent Assignment
Reel/Frame 004225/0814
Assignment of Assignors Interest.
Recorded: 1984-02-09
Pages: 6
Assignor
FIRST NATIONAL BANK OF BOSTON THE, AS AGENT
Executed: 1983-10-09
Covered Properties
(5)
Cryogenic Apparatus Having Means to Coordinate Displacer Motion with Fluid Control Means Regardless of the Direction of Rotation of the Drive Shaft
Patent:
4,180,984 →
Application:
05/866,148 →
Refrigeration System and Reciprocating Compressor Therefor with Pressure Stabilizing Seal
Patent:
4,244,192 →
Application:
05/968,325 →
Stacked Disc Heat Exchanger for Refrigerator Cold Finger
Patent:
4,259,844 →
Application:
06/061,919 →
Helium Liquefaction Plant
Patent:
4,267,701 →
Application:
06/092,232 →
Refrigerator with a Clearance Seal Compressor
Application:
06/181,152 →
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 25, 1980
From: HOLLAND NOEL J.
To: HELIX TECHNOLOGY CORPORATION, A CORP. OF DE
Reel/Frame 003796/0699 →
Conditional Assignment
Jul 30, 1981
From: HELIX TECHNOLOGY CORPORATION
To: FIRST NATIONAL BANK OF BOSTON, AS AGENT
Reel/Frame 003885/0445 →
Conditional Assignment
Nov 23, 1981
From: HELIX TECHNOLOGY CORPORATION, A DE CORP.; FIRST NATIONAL BANK OF BOSTON THE, A NATIONAL BANKING ASSOC.
To: KOCH PROCESS SYSTEMS, INC. A CORP. OF DE
Reel/Frame 003944/0504 →
Assignment of Assignors Interest.
May 11, 1992
From: KOCH PROCESS SYSTEMS, INC. A CORP. OF DELAWARE
To: PROCESS SYSTEMS INTERNATIONAL, INC. A CORP. OF MASSACHUSETTS
Reel/Frame 006109/0272 →
Security Interest
Dec 12, 1994
From: PROCESS SYSTEMS INTERNATIONAL, INC.
To: NATIONAL CITY BANK; NBD BANK, N.A.
Reel/Frame 007327/0231 →