Patent Assignment
Reel/Frame 006460/0663
Assignment of Assignors Interest.
Recorded: 1993-03-17
Pages: 2
Assignee
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD, TREVOSE, PENNSYLVANIA, 19053-6783
Covered Property
(1)
Enzyme Treatment for Industrial Slime Control
Patent:
5,238,572 →
Application:
08/007,944 →
Related Assignments
(5)
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 →
Memorandum of License
Aug 13, 2002
From: BETZDEARBORN INC. (A PENNSYLVANIA CORPORATION)
To: HERCULES, INCORPORATED (A DELAWARE CORPORATION); AQUALON COMPANY, (A DELAWARE PARTNERSHIP)
Reel/Frame 013184/0919 →
Consent
Aug 13, 2002
From: BANK OF AMERICA N.A., AS AGENT
To: BETZDEARBORN INC.
Reel/Frame 013184/0926 →
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 →