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Constantine I. Courduvelis
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Orange, CT, US
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last 30 patents
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Patent Grant
Platable dielectric materials for microvia technology
Patent number
6,569,491
Issue date
May 27, 2003
Enthone Inc.
Constantine I. Courduvelis
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Waste treatment of metal containing solutions
Patent number
4,956,097
Issue date
Sep 11, 1990
Enthone, Incorporated
Constantine I. Courduvelis
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Three step process for treating plastics with alkaline permanganate...
Patent number
4,948,630
Issue date
Aug 14, 1990
Enthone, Inc.
Constantine I. Courduvelis
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Three step process for treating plastics with alkaline permanganate...
Patent number
4,820,548
Issue date
Apr 11, 1989
Enthone, Incorporated
Constantine I. Courduvelis
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process for treating plastics with alkaline permanganate solutions
Patent number
4,629,636
Issue date
Dec 16, 1986
Enthone, Incorporated
Constantine I. Courduvelis
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Reclamation of a palladium-tin based electroless plating catalyst f...
Patent number
4,600,699
Issue date
Jul 15, 1986
Enthone, Incorporated
Constantine I. Courduvelis
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Composition and process for treating plastics with alkaline permang...
Patent number
4,592,852
Issue date
Jun 3, 1986
Enthone, Incorporated
Constantine I. Courduvelis
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Metal dissolution process using H.sub.2 O.sub.2 --H.sub.2 SO.sub.4...
Patent number
4,395,302
Issue date
Jul 26, 1983
Enthone Incorporated
Constantine I. Courduvelis
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for selective removal of copper contaminants from activator...
Patent number
4,304,646
Issue date
Dec 8, 1981
Enthone, Incorporated
Constantine I. Courduvelis
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Selective removal of copper or nickel from complexing agents in aqu...
Patent number
4,303,704
Issue date
Dec 1, 1981
Constantine I. Courduvelis
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...