IP Library Assignment 006259/0697
Patent Assignment
Reel/Frame 006259/0697

Assignment of Assignors Interest.

Recorded: 1992-09-25 Pages: 2
Assignors
DONOFRIO, DEBORAH K.
Executed: 1992-08-24
WHITEKETTLE, WILSON K.
Executed: 1992-08-24
Assignee
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD TREVOSE, PA 19053-6783, TREVOSE, PA 19053-6783, PENNSYLVANIA
Covered Property (1)
Method and Composition for Controlling the Growth of Microorganisms
Patent: 5,234,958 →
Application: 07/935,484 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Sep 16, 1996
From: BETZ LABORATORIES, INC.
To: BETZDEARBORN INC.
Reel/Frame 008133/0558 →
Notice of Grant of Security Interest Jan 4, 2001
From: IONHERCULES INCORPORATED, A DELAWARE CORPORAT; HERCULES CREDIT, INC., DELAWARE CORPORATION; HERCULES FLAVOR, INC., A DELAWARE CORPORATION; WSP, INC., A DELAWARE CORPORATION
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 011410/0301 →
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 013616/0102 →