IP Library Assignment 004808/0638
Patent Assignment
Reel/Frame 004808/0638

Assignment of Assignors Interest.

Recorded: 1987-12-16 Pages: 3
Covered Property (1)
Composition and Method for Flocculating and Removing Solids Suspended in Water
Patent: 4,734,216 →
Application: 06/897,905 →
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name May 14, 1996
From: DEARBORN CHEMICAL COMPANY, LIMITED
To: GRACE DEARBORN INC.
Reel/Frame 007961/0112 →
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 →