Patent Assignment
Reel/Frame 008660/0426
Assignment of Assignor's Interest
Recorded: 1997-08-18
Pages: 9
Assignor
W.R. GRACE & CO.-CONN.
Executed: 1996-11-01
Assignee
BETZDEARBORN INC.
4636 SOMERTON ROAD, TREVOSE, PENNSYLVANIA, 19053
Covered Property
(1)
Composition and Method for Inhibiting Scale
Patent:
4,600,524 →
Application:
06/559,517 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Oct 25, 1985
From: CUISIA, DIONISIO G.; HWA, CHIH M.
To: DEARBORN CHEMICAL COMPANY, 300 GENESEE STREET, LAKE ZURICH, ILLINOIS, 60047, A CORP OF
Reel/Frame 004475/0120 →
Merger Effective Date: 12/30/85 State of Incorp. Connecticut
Mar 19, 1986
From: DEARBORN CHEMICAL COMPANY, A CORP. OF CONNECTICUT (MERGED INTO)
To: W. R. GRACE & CO., A CORP OF CONNECTICUT
Reel/Frame 004533/0503 →
Merger
Jun 19, 1986
From: DEARBORN CHEMICAL COMPANY, A CORP. OF DE.
To: W. R. GRACE & CO.
Reel/Frame 004563/0639 →
Merger Effective Date: May 25, 1988 Connecticut
Aug 5, 1988
From: W.R. GRACE & CO., A CORP. OF CONN. (MERGED INTO); GRACE MERGER CORP., A CORP. OF CONN. (CHANGED TO)
To: W.R. GRACE & CO.-CONN.
Reel/Frame 004937/0001 →
Security Interest
Dec 28, 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 011400/0373 →
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 013599/0256 →