Patent Assignment
Reel/Frame 008618/0014
Assignment of Assignor's Interest
Recorded: 1997-07-24
Pages: 9
Assignor
W.R. GRACE & CO.-CONN.
Executed: 1996-11-01
Assignee
BETZDEARBORN INC.
4636 SOMERTON ROAD, TREVOSE, PENNSYLVANIA, 19053
Covered Property
(1)
Treatment of Aqueous Systems Using a Chemically Modified Tannin
Patent:
5,830,315 →
Application:
08/499,098 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 5, 1996
From: MITCHELL, DAVID B.; MINNIS, RALPH L.; CURRAN, THOMAS P.; DEBOO, STEVEN M.
To: W.R. GRACE & CO.-CONN.
Reel/Frame 008068/0592 →
Security Interest
Dec 28, 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 011400/0373 →
Release of Security Interest
Dec 31, 2002
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: HERCULES INCORPORATED; HERCULES CREDIT, INC.; HERCULES FLAVOR, INC.; WSP, INC.
Reel/Frame 013599/0256 →