IP Library › Assignment 004533/0503
Patent Assignment
Reel/Frame 004533/0503

Merger Effective Date: 12/30/85 State of Incorp. Connecticut

Recorded: 1986-03-19 Pages: 9
Assignor
Assignee
Covered Properties (11)
Composition and Method for Inhibiting Scale
Application: 06/423,759 →
Method of Inhibiting Corrosion of Iron Base Metals
Patent: 4,588,519 →
Application: 06/473,157 →
Composition and Method for Inhibiting Scale
Patent: 4,600,524 →
Application: 06/559,517 →
Method of Inhibiting Cold End Corrosion in Boilers
Patent: 4,629,603 →
Application: 06/677,157 →
Method of Controlling Scale in Pressurised Boilers
Application: 06/678,539 →
Scale Inhibiting Composition
Patent: 4,609,483 →
Application: 06/709,484 →
Composition and Method for Inhibiting Scale
Patent: 4,581,145 →
Application: 06/709,979 →
Removal of Iron Fouling in Cooling Water Systems
Application: 06/762,229 →
Method for Inhibiting Scale
Patent: 4,631,131 →
Application: 06/774,517 →
Anti-Corrosion Composition
Patent: 4,649,025 →
Application: 06/776,311 →
Corrosion Control in Aqueous Systems Using Cationic Polymers in Combination with Phosphonohydroxyacetic Acid
Patent: 4,692,317 →
Application: 06/793,933 →
Related Assignments (19)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Oct 25, 1985
From: CUISIA, DIONISIO; HWA, CHIH M.; KEMP, ANNE H.
To: DEARBORN CHEMICAL COMPANY, 300 GENESEE STREET, LAKE ZURICH, ILLINOIS, 60047, A CORP OF DELAWARE
Reel/Frame 004475/0117 →
Assignment of Assignors Interest. Oct 25, 1985
From: KUHN, VINCENT R.; ENGELHARDT, PHILIP R.
To: DEARBORN CHEMICAL COMPANY, 300 GENESEE STREET, LAKE ZURICH, ILLINOIS, 60047, A CORP OF
Reel/Frame 004475/0122 →
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 →
Assignment of Assignors Interest. Oct 25, 1985
From: CUISIA, DIONISIO G.; HWA, CHIH M.
To: DEARBORN CHEMICAL COMPANY, 300 GENESEE STREET, LAKE ZURICH, IL.,60047, A CORP. OF
Reel/Frame 004473/0285 →
Assignment of Assignors Interest. Oct 25, 1985
From: SALIHAR, MARK W.; ENGSTROM, GARY G.; GAUWITZ, DONALD P.
To: DEARBORN CHEMICAL COMPANY, 300 GENESEE STREET, LAKE ZURICH, ILLINOIS, 60047, A CORP OF
Reel/Frame 004475/0139 →
Assignment of Assignors Interest. Oct 25, 1985
From: CUISIA, DIONISIO G.; HWA, CHIH M.; GREAVES, BRIAN
To: DEARBORN CHEMICAL COMPANY, 300 GENESEE STREET, LAKE ZURICH, ILLINOIS, 60047, A CORP OF DELAWARE
Reel/Frame 004475/0136 →
Assignment of Assignors Interest. Nov 1, 1985
From: GREAVES, BRIAN
To: DEARBORN CHEMICAL COMPANY, 300, GENESEE STREET, LAKE ZURICH, ILLINOIS 60047, A CORP. OF DE.
Reel/Frame 004478/0456 →
Assignment of Assignors Interest. Nov 14, 1985
From: HWA, CHIH M.; MITCHELL, WAYNE A.
To: DEARBORN CHEMICAL COMPANY, 300 GENESEE STREET, LAKE ZURICH, ILLINOIS, 60047, A CORP OF DELAWARE
Reel/Frame 004477/0870 →
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 →
Assignment of Assignor's Interest Aug 18, 1997
From: W.R. GRACE & CO.-CONN.
To: BETZDEARBORN INC.
Reel/Frame 008660/0426 →
Assignment of Assignor's Interest Sep 30, 1997
From: W.R. GRACE & CO.-CONN.
To: BETZDEARBORN INC.
Reel/Frame 008723/0800 →
Assignment of Assignor's Interest Dec 5, 1997
From: W.R. GRACE & CO.-CONN.
To: BETZDEARBORN INC.
Reel/Frame 008842/0273 →
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 →
Notice of Grant of Security Interest Dec 28, 2000
From: HERCULES INCORPORATED; HERCULES CREDIT, INC.; HERCULES FLAVOR, INC.; WSP, INC.
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 011410/0872 →
Notice of Grant of Security Interest Jan 4, 2001
From: HERCULES INCORPORATED; HERCULES CREDIT, INC.; HERCULES FLAVOR, INC.; WSP, INC.
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 011410/0395 →
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 →
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 013616/0007 →
Release of Security Interest May 16, 2003
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: HERCULES INCORPORATED; HERCULES CREDIT, INC.; HERCULES FLAVOR, INC.; WSP, INC.
Reel/Frame 013653/0919 →