Patent Assignment
Reel/Frame 005327/0451
Assignment of Assignors Interest.
Recorded: 1990-06-15
Pages: 3
Assignor
Covered Property
(1)
Process for Producing Kraft Pulp for Paper Using Nonionic Surface Active Agents to Improve Pulp Yield
Patent:
4,952,277 →
Application:
07/354,982 →
Related Assignments
(9)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jul 3, 1989
From: CHEN, CHENG-I; HANCOCK, THERESA D.
To: BETZ LABORATORIES, INC., A CORP. OF PA
Reel/Frame 005127/0540 →
Assignment of Assignors Interest.
May 14, 1990
From: BETZ LABORATORIES, INC.
To: BETZ PAPERCHEM, INC.
Reel/Frame 005311/0211 →
Change of Name
Aug 22, 1997
From: BETZ PAPERCHEM, INC.
To: BETZDEARBORN PAPER PROCESS GROUP INC.
Reel/Frame 008732/0428 →
Notice of Grant of Security Interest
Dec 26, 2000
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 011410/0444 →
Release of Security Interest
Jan 2, 2002
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: HERCULES INCORPORATED; HERCULES CREDIT, INC.; HERCULES FLAVOR, INC.; WSP, INC.
Reel/Frame 013663/0636 →
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 Interest
May 15, 2003
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: HERCULES INCORPORATED; HERCULES CREDIT, INC.; HERCULES FLAVOR, INC.; WSP, INC.
Reel/Frame 013669/0427 →
Patent Termination Cs-013608-0837
Dec 1, 2008
From: CREDIT SUISSE, CAYMAN ISLANDS BRANCH
To: HERCULES INCORPORATED
Reel/Frame 021901/0257 →