Patent Assignment
Reel/Frame 004095/0645
Assignment of Assignors Interest.
Recorded: 1983-02-14
Pages: 2
Assignor
NELSON, DALE H.
Executed: 1983-02-10
Assignee
PRIME COMPUTER, INC., A CORP. OF MA.
NATICK,, MASSACHUSETTS
Covered Property
(1)
Ac to Dc Conversion System with Current Spreading Circuit
Patent:
4,523,266 →
Application:
06/466,331 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Mar 16, 1990
From: DR HOLDINGS INC., A DE CORP.; DR ACQUISITION CORP., A CORP. OF DE; PRIME COMPUTER INC.; VERSACAS CORPORATION
To: CHEMICAL BANK (A NEW YORK BANKING CORPORATION)
Reel/Frame 005333/0131 →
Security Interest
Nov 2, 1992
From: COMPUTERVISION CORPORATION, A CORP. OF DE
To: CHEMICAL BANK, A NY CORP.
Reel/Frame 006314/0077 →
Assignment of Assignor's Interest
Jun 1, 1993
From: PRIME COMPUTER, INC.
To: COMPUTERVISION CORPORATION
Reel/Frame 006663/0565 →
Assignment of Security Interest
Feb 20, 1996
From: COMPUTERVISION CORPORATION
To: BANKERS TRUST COMPANY
Reel/Frame 007815/0912 →
Termination and Release of Assignment of Security Interest in Patents
Apr 20, 1998
From: COMPUTERVISION CORPORATION, A DELAWARE CORPORATION
To: CHASE MANHATTAN BANK (F/K/A CHEMICAL BANK), AS COLLATERAL AGENT
Reel/Frame 009178/0329 →
Termination and Release of Assignment of Security
Jul 28, 1998
From: COMPUTERVISION CORPORATION, A DELAWARE CORP.
To: BANKERS TRUST COMPANY, AS COLLATERAL AGENT
Reel/Frame 009342/0885 →