Patent Assignment
Reel/Frame 004528/0776
Merger
Recorded: 1986-03-19
Pages: 9
Assignor
DEARBORN CHEMICAL COMPANY
Executed: 1985-12-19
Assignee
W.R. GRACE & CO.
COLUMBIA, MARYLAND, 21044
Covered Properties
(26)
Removing and Inhibiting Scale in Black Liquor Evaporators
Patent:
3,516,910 →
Application:
04/637,908 →
Cold Water Dispersible Emulsions of Filming Amines
Patent:
3,520,820 →
Application:
04/701,135 →
Method for Treating Cooling Water
Patent:
3,578,589 →
Application:
04/807,964 →
Organic Phosphonic Acid Compound Corrosion Protection in Aqueous Syste Ms
Patent:
3,803,047 →
Application:
05/300,936 →
Organic Phosphonic Acid Compound Corrosion Protection in Aqueous Syste Ms
Patent:
3,803,048 →
Application:
05/300,938 →
Polyacrylate-Polyphosphonic Acid Treatment in Aqueous Systems
Patent:
3,890,228 →
Application:
05/350,875 →
Method and Composition of Inhibiting Scale
Patent:
3,959,167 →
Application:
05/423,610 →
Method and Composition for Inhibiting Corrosion in Aqueous Systems
Patent:
3,935,125 →
Application:
05/482,941 →
Corrosion Inhibition
Patent:
4,098,720 →
Application:
05/649,126 →
Method of Inhibiting Scale
Patent:
4,048,066 →
Application:
05/742,521 →
Demulsification Using Cationic Starches of the Quaternary Ammonium Typ E
Patent:
4,088,600 →
Application:
05/746,160 →
Boiler Water Treatment
Patent:
4,067,690 →
Application:
05/767,151 →
Azole-Phosphate Corrosion Inhibiting Composition and Method
Patent:
4,134,959 →
Application:
05/826,009 →
Air Heater Corrosion Prevention
Patent:
4,245,573 →
Application:
05/972,276 →
Method to Lower Fly-Ash Resistivity
Patent:
4,352,747 →
Application:
06/025,327 →
Scale Inhibition
Patent:
4,255,259 →
Application:
06/076,810 →
Fly Ash Collection
Patent:
4,256,703 →
Application:
06/107,400 →
Improved Method for Deoxygenation of Water
Patent:
4,278,635 →
Application:
06/107,486 →
Scale Inhibition
Patent:
4,306,991 →
Application:
06/173,935 →
Composition and Method for Inhibiting Corrosion
Patent:
4,350,606 →
Application:
06/193,656 →
Vermiculite as a Deposit Modifier in Coal Fired Boilers
Patent:
4,369,719 →
Application:
06/207,006 →
Prevention of Corrosion in Aqueous Solutions
Patent:
4,399,098 →
Application:
06/303,964 →
Composition for Reducing Fly Ash Resistivity
Patent:
4,428,866 →
Application:
06/409,686 →
Stable Tannin Based Polymer Compound
Patent:
4,558,080 →
Application:
06/573,353 →
Dust Suppression with Elastomer-Containing Foam
Patent:
4,551,261 →
Application:
06/607,826 →
Composition and Method for Inhibiting Scale
Patent:
4,556,493 →
Application:
06/709,822 →
Related Assignments
(19)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 27, 1980
From: DIXIT SHYAM N. S.; BAIN DOUGLAS I.; CARTER DAVID A.
To: CHEMED CORPORATION, A CORP. OF DEL.
Reel/Frame 003793/0846 →
Assignment of Assignors Interest.
Aug 27, 1980
From: BAIN, DOUGLAS I.; CARTER, DAVID A.; DIXIT SHYAM N. S.
To: CHEMED CORPORATDUBOIS A CORP. OF DEL.
Reel/Frame 003793/0844 →
Assignment of Assignors Interest.
Oct 17, 1980
From: HWA CHIH M.; CUISIA DIONISIO G.
To: CHEMED CORPORATION
Reel/Frame 003806/0320 →
Assignment of Assignors Interest.
Mar 5, 1981
From: KERST HERMAN
To: CHEMED CORPORATION, A CORP. OF DE.
Reel/Frame 003836/0296 →
Assignment of Assignors Interest.
Jan 14, 1982
From: CUISIA, DIONISIO G.; HWA, CHIH M.
To: CHEMED CORPORATION
Reel/Frame 003965/0292 →
Assignment of Assignors Interest.
Mar 15, 1982
From: CHEMED CORPORATION, A CORP. OF DE
To: DEARBORN CHEMICAL COMPANY, A CORP. OF DE
Reel/Frame 003963/0418 →
Assignment of Assignors Interest.
Mar 15, 1982
From: CHEMED CORPORATION
To: DEARBORN CHEMICAL COMPANY
Reel/Frame 003967/0075 →
Assignment of Assignors Interest.
Mar 15, 1982
From: KABUSHIKI KAISHA SUWA SEIKOSA A COMPANY OF JAPAN
To: SHINSHU SEIKI KABUSHIKI KAISHA
Reel/Frame 003957/0734 →
Assignment of Assignors Interest.
Apr 13, 1982
From: ENGSTROM, GARY G.; BAIN, DOUGLAS I.
To: CHEMED CORPORATION
Reel/Frame 003968/0865 →
Assignment of Assignors Interest.
Apr 13, 1982
From: LEWANDOWSKI, FRANKLIN D.; LECH, JEROME D.; EVERY, RICHARD L.
To: CHEMED CORPORATION, DUBOIS TOWER
Reel/Frame 003965/0275 →
Assignment of Assignors Interest.
Apr 14, 1982
From: CUISIA, DIONISIO G.
To: CHEMED CORPORATION
Reel/Frame 003965/0290 →
Assignment of Assignors Interest.
Jul 31, 1985
From: SALIHAR, MARK W.
To: DEARBORN CHEMICAL COMPANY A CORP OF DE
Reel/Frame 004433/0977 →
Assignment of Assignors Interest.
Sep 24, 1985
From: QUAMME, JANE E.; KEMP, ANNE H.
To: DEARBORN CHEMICAL COPANY
Reel/Frame 004456/0850 →
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 →
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 →
Notice of Grant Security Interest
Jan 2, 2001
From: HERCULES INCORPORATED, A DELAWARE CORPORATION; HERCULES CREDIT, INC., A DELAWARE CORPORATION; HERCULES FLAVOR, IN., A DELAWARE CORPORATION; WSP, INC., A DELAWARE CORPORATION
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 011436/0381 →
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 →
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 013625/0282 →
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 →