Patent Assignment
Reel/Frame 004581/0666
Assignment of Assignors Interest.
Recorded: 1986-07-25
Pages: 1
Assignee
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD, A CORP. OF PA., TREVOSE, PENNSYLVANIA, 19047
Covered Property
(1)
Pitch Control Process Utilizing Quaternized Polyamine Ionene Polymer
Patent:
4,765,867 →
Application:
06/881,379 →
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 20, 1990
From: SCHUSTER, MICHAEL A.
To: BETZ LABORATORIES, INC.
Reel/Frame 005230/0497 →
Security Interest
Jan 2, 2001
From: HERCULES FLAVOR, INC., A DELAWARE CORPORATION; WSP, INC., A DELAWARE CORPORATION; AQUALON COMPANY, A DELAWARE PARTNERSHIP; HERCULES FINANCE COMPANY, A DELAWARE PARTNERSHIP
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 011436/0313 →
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 →
Notice of Grant of Security Interest
Dec 27, 2002
From: HERCULES INCORPORATED
To: CREDIT SUISSE FIRST BOSTON, AS COLLATERAL AGENT
Reel/Frame 013616/0907 →
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 013608/0498 →
Patent Termination Cs-013616-0907
Dec 1, 2008
From: CREDIT SUISSE, CAYMAN ISLANDS BRANCH
To: HERCULES INCORPORATED
Reel/Frame 021901/0565 →
Patent Termination Cs-013608-0837
Dec 1, 2008
From: CREDIT SUISSE, CAYMAN ISLANDS BRANCH
To: HERCULES INCORPORATED
Reel/Frame 021901/0257 →