Patent Assignment
Reel/Frame 003855/0689
Assignment of Assignors Interest.
Recorded: 1981-04-10
Pages: 2
Assignors
GAUDETTE ROGER R.
Executed: 1981-03-31
OLSON JOHN L.
Executed: 1981-03-31
SCANLON PATRICIA M.
Executed: 1981-03-31
Assignee
W.R. GRACE & CO.
1114 AVENUE OF THE AMERICAS, A CORP. OF CT, NEW YORK, NEW YORK
Covered Property
(1)
Process for Preparing Chelating Agents
Patent:
4,338,460 →
Application:
06/179,805 →
Related Assignments
(5)
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 of Assignors Interest.
Mar 22, 1993
From: W.R. GRACE & CO.-CONN.
To: HAMPSHIRE CHEMICAL CORP.
Reel/Frame 006467/0595 →
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 →