Patent Assignment
Reel/Frame 006012/0401
Assignment of Assignors Interest.
Recorded: 1992-02-14
Pages: 3
Assignor
PARKER, BRIAN A.
Executed: 1992-01-29
Assignee
W.R. GRACE & CO.-CONN
1114 AVENUE OF THE AMERICAS, A CORPORATION OF CT, NEW YORK, NEW YORK, 10036
Covered Property
(1)
1-Cyanomethyl-4-Carboxylmethyl-3-Ketopiperazine, Salts Thereof, and Process for Their Preparation
Patent:
5,191,081 →
Application:
07/805,765 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 8, 1993
From: HAMPSHIRE CHEMICAL CORP.
To: CHASE MANHATTAN BANK (NATIONAL ASSOCIATION), AS COLLATERAL AGENT, THE
Reel/Frame 006621/0379 →
Assignment for Security
Oct 2, 1995
From: HAMPSHIRE CHEMICAL CORPORATION
To: CHEMICAL BANK
Reel/Frame 007662/0410 →
Patent Release
Oct 2, 1995
From: CHASE MANHATTAN BANK, THE
To: HAMPSHIRE CHEMICAL CORPORATION
Reel/Frame 007677/0852 →
Assignment of Assignor's Interest
Feb 23, 1998
From: CHASE MANHATTAN BANK, THE
To: HAMPSHIRE CHEMICAL CORP.
Reel/Frame 009005/0022 →