Patent Assignment
Reel/Frame 006842/0781
Assignment of Assignor's Interest
Recorded: 1994-01-31
Pages: 3
Assignors
LIAO, WEN P.
Executed: 1993-12-16
HARRINGTON, JOHN C.
Executed: 1993-12-10
BURGESS, WALTER J.
Executed: 1993-12-16
CHEN, FU
Executed: 1993-12-16
Assignee
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD, TREVOSE, PENNSYLVANIA, 19053-6783
Covered Property
(1)
Water Soluble Graft Copolymers for Laser Print Deinking Loop Clarification
Patent:
5,387,318 →
Application:
08/169,819 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Mar 9, 1998
From: BETZ LABORATORIES, INC.
To: BETZDEARBORN INC.
Reel/Frame 009038/0251 →
Notice of Grant of Security Interest
Jan 5, 2001
From: HERCULES INCORPORATED, A DELAWARE COPORATION; HRECULES CREDIT, INC., A DELAWARE CORPORATION; HECULES FLAVOR, INC., A DELAWARE CORPORATION; WSP, INC., A DELAWARE CORPORATION
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 011410/0554 →
Assignment of Assignor's Interest
Jun 14, 2002
From: BETZDEARBORN, INC.
To: HERCULES INCORPORATED
Reel/Frame 012983/0754 →
Security Interest
Dec 27, 2002
From: HERCULES INCORPORATED
To: CREDIT SUISSE FIRST BOSTON, AS COLLATERAL AGENT
Reel/Frame 013608/0107 →
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 013599/0543 →
Patent Termination Cs-013608-0107
Dec 3, 2008
From: CREDIT SUISSE, CAYMAN ISLANDS BRANCH
To: HERCULES INCORPORATED
Reel/Frame 021912/0620 →