Patent Assignment
Reel/Frame 004890/0052
Assignment of Assignors Interest.
Recorded: 1988-06-06
Pages: 2
Assignee
BETZ LABORATORIES, INC.
SOMERTON ROAD, A CORP. OF PA, TREVOSE, PENNSYLVANIA, 19407
Covered Property
(1)
Method for Calcium Oxalate Scale Control
Patent:
4,872,995 →
Application:
07/203,035 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Oct 29, 1996
From: BETZ LABORATORIES, INC.
To: BETZDEARBORN INC.
Reel/Frame 008198/0663 →
Notice of Grant of Security Interest
Jan 2, 2001
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 011410/0832 →
Assignment of Assignor's Interest
Jun 14, 2002
From: BETZDEARBORN, INC.
To: HERCULES INCORPORATED
Reel/Frame 012983/0754 →
Notice of Grant Security Interest
Dec 27, 2002
From: HERCULES INCORPORATED
To: CREDIT SUISSE FIRST BOSTON, AS COLLATERAL AGENT
Reel/Frame 013608/0837 →
Release of Security Agreement
Jan 2, 2003
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: HERCULES INCORPORATED; HERCULES CREDIT, INC.; HERCULESE FLAVOR, INC.; WSP, INC.
Reel/Frame 013625/0865 →
Patent Termination Cs-013608-0837
Dec 1, 2008
From: CREDIT SUISSE, CAYMAN ISLANDS BRANCH
To: HERCULES INCORPORATED
Reel/Frame 021901/0257 →