Covered Property (1)

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. Jun 15, 1990

From: BETZ LABORATORIES, INC.

To: BETZ PAPERCHEM, INC., 7510 BAY MEADOWS WAY, JACKSONVILLE, FL 32216

Reel/Frame 005327/0451 →

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 →