Patent Assignment
Reel/Frame 005489/0496
Assignment of Assignors Interest.
Recorded: 1990-10-26
Pages: 2
Assignor
HART, PAUL R.
Executed: 1990-09-13
Assignee
BETZ LABORATORIES, INC., A CORP OF COMMONWEALTH OF PENNSYLVANIA
4636 SOMERTON ROAD, TREVOSE, PENNSYLVANIA, 19053
Covered Property
(1)
Control of Foam in Hydrocarbon Fluids
Patent:
5,169,560 →
Application:
07/583,884 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Notice of Grant of Security Interest
Dec 26, 2000
From: HERCULES INCORPORATED, A DELAWARE CORPORATION; HERECULES 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 011400/0719 →
Release of Security Interest
Jan 2, 2003
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: HERCULES INCORPORATED; HERCULES CREDIT, INC.; HERCULES FLAVOR, INC.; WSP, INC.
Reel/Frame 013691/0642 →