IP Library Assignment 008335/0512
Patent Assignment
Reel/Frame 008335/0512

Assignment of Assignor's Interest

Recorded: 1997-01-31 Pages: 9
Assignor
W.R. GRACE & CO.-CONN.
Executed: 1996-11-01
Assignee
BETZDEARBORN INC.
4636 SOMERTON ROAD, TREVOSE, PENNSYLVANIA, 19053
Covered Property (1)
Composition and Method for Controlling Phosphonates Tending to Precipitate Metal Ions in Water
Patent: 5,627,145 →
Application: 08/446,134 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →