Patent Assignment
Reel/Frame 005133/0680
Assignment of Assignors Interest.
Recorded: 1989-08-24
Pages: 2
Assignee
W. R. GRACE & CO. -CONN.
1114 AVENUE OF THE AMERICAS, A CORP. OF CT, NEW YORK, NEW YORK, 10036
Covered Property
(1)
Polyether Bis-Phosphonic Acid Compounds
Patent:
5,266,722 →
Application:
07/269,205 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 22, 1997
From: W.R. GRACE & CO.-CONN.
To: BETZDEARBORN INC.
Reel/Frame 008461/0909 →
Notice of Grant of Security Interest
Dec 26, 2000
From: HERCULES INCORPORATED, A DELAWARE CORPORATION; HERCULES CREDIT, INC. A DELAWARE CORPORATION; HERCULES FLAVOR, INC., A DELAWARE CORPORATION; WSP, INC., A DELAWARE CORPORATION
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 011410/0444 →
Release of Security Interest
Jan 2, 2002
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: HERCULES INCORPORATED; HERCULES CREDIT, INC.; HERCULES FLAVOR, INC.; WSP, INC.
Reel/Frame 013663/0636 →
Release of Security Interest
May 15, 2003
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: HERCULES INCORPORATED; HERCULES CREDIT, INC.; HERCULES FLAVOR, INC.; WSP, INC.
Reel/Frame 013669/0427 →