Patent Assignment
Reel/Frame 005489/0297
Security Interest
Recorded: 1990-10-04
Pages: 6
Assignor
FIRST BANK NATIONAL ASSOCIATION
Executed: 1990-09-28
Assignee
Covered Properties
(2)
Chemical Injector System for Piston Pumps
Patent:
4,824,342 →
Application:
07/156,325 →
Variable Stroke Positive Displacement Pump
Patent:
4,830,589 →
Application:
07/241,461 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 16, 1988
From: BUCK, MICHAEL D.
To: HYPRO-CORP., A CORP. OF DE
Reel/Frame 004857/0516 →
Assignment of Assignors Interest.
Sep 8, 1988
From: PAREJA, RAMON
To: HYPRO CORP., A CORP. OF DE.
Reel/Frame 004942/0845 →
Assignment of Assignors Interest.
Jan 11, 1989
From: HYPRO CORP.
To: FIRST BANK NATIONAL ASSOCIATION
Reel/Frame 005000/0280 →
Merger Effective Date: 1/5/89, Delaware
Jun 26, 1989
From: HYPRO HOLDING CORPORATION, A CORP. OF DE (MERGED INTO)
To: HYPRO CORP.
Reel/Frame 005240/0434 →