IP Library Assignment 008534/0884
Patent Assignment
Reel/Frame 008534/0884

Assignment of Assignor's Interest

Recorded: 1997-05-27 Pages: 9
Assignor
W. R. GRACE & CO. - CONN.
Executed: 1996-11-01
Assignee
BETZDEARBORN INC.
4636 SOMERTON ROAD, TREVOSE, PENNSYLVANIA, 19053
Covered Property (1)
Water-Soluble Cationic Copolymers and Their Use as Flocculants and Drainage Aids
Patent: 5,700,893 →
Application: 08/423,473 →
Related Assignments (7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 5, 1996
From: KUO, LAWRENCE L.; LEUNG, ROGER Y.; WILLIAMS, KENNETH S.
To: W.R. GRACE & CO.-CONN.
Reel/Frame 008068/0542 →
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 →
Security Agreement Dec 3, 2008
From: ASHLAND LICENSING AND INTELLECTUAL PROPERTY...; AQUALON COMPANY; HERCULES INCORPORATED
To: BANK OF AMERICA, N.A. AS ADMINISTRATIVE AGENT
Reel/Frame 021924/0001 →
Release of Security Interest Apr 13, 2010
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: ASHLAND LICENSING AND INTELLECTUAL PROPERTY LLC; AQUALON COMPANY; HERCULES INCORPORATED
Reel/Frame 024218/0928 →
Security Agreement Apr 14, 2010
From: ASHLAND LICENSING AND INTELLECTUAL PROPERTY LLC; AQUALON COMPANY; HERCULES INCORPORATED
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 024225/0289 →
Release of Patent Security Agreement Sep 15, 2011
From: BANK OF AMERICA, N.A.
To: ASHLAND, INC.; ASHLAND LICENSING AND INTELLECTUAL PROPERTY LLC; AQUALON COMPANY; HERCULES INCORPORATED
Reel/Frame 026927/0247 →