Patent Assignment
Reel/Frame 005463/0707
Assignment of Assignors Interest.
Recorded: 1990-10-11
Pages: 2
Assignor
LETSCHER, MARY B.
Executed: 1990-09-18
Assignee
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD, TREVOSE, PENNSYLVANIA, 19053
Covered Property
(1)
Use of Anionic Surfactant/Dispersant Blends for the Deinking of Groundwood Newsprint
Patent:
5,094,716 →
Application:
07/584,955 →
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Oct 7, 1991
From: BETZ LABORATORIES, INC.
To: BETZ PAPERCHEM, INC.
Reel/Frame 005863/0701 →
Notice of Grant of Security Interest
Dec 26, 2000
From: HERCULES INCORPORATED, A DELAWARE CORPORATION; HERECULES 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 011400/0719 →
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
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 013691/0642 →
Security Agreement
Dec 3, 2008
From: ASHLAND LICENSING AND INTELLECTUAL PROPERTY...; AQUALON COMPANY; HERCULES INCORPORATED
To: BANK OF AMERICA, N.A. AS ADMINISTRATIVE AGENT
Reel/Frame 021924/0001 →
Patent Termination Cs-013608-0107
Dec 3, 2008
From: CREDIT SUISSE, CAYMAN ISLANDS BRANCH
To: HERCULES INCORPORATED
Reel/Frame 021912/0620 →
Release of Security Interest
Apr 13, 2010
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: ASHLAND LICENSING AND INTELLECTUAL PROPERTY LLC; AQUALON COMPANY; HERCULES INCORPORATED
Reel/Frame 024218/0928 →