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Biswajit Choudhury
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Wilmington, DE, US
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last 30 patents
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Patent Grant
Antifriction coating composition
Patent number
12,234,423
Issue date
Feb 25, 2025
DUPONT SPECIALTY PRODUCTS USA, LLC
Melissa Mushrush
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Patents Applications
last 30 patents
Information
Patent Application
ANTIFRICTION COATING COMPOSITION
Publication number
20230287289
Publication date
Sep 14, 2023
DDP Specialty Electronic Materials US 9, LLC
Melissa Mushrush
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
ELECTRODE COMPOSITIONS AND ENERGY STORAGE DEVICES
Publication number
20150332805
Publication date
Nov 19, 2015
E I DU PONT DE NEMOURS AND COMPANY
MICHAEL JOSEPH BROWN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SOLUBLE VINYL FLUORIDE INTERPOLYMERS AND POLYMER BINDER SOLUTIONS
Publication number
20150329659
Publication date
Nov 19, 2015
E I DU PONT DE NEMOURS AND COMPANY
MICHAEL JOSEPH BROWN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
BINDERS DERIVED FROM POLYAMIC ACIDS FOR ELECTROCHEMICAL CELLS
Publication number
20150044578
Publication date
Feb 12, 2015
E I DU PONT DE NEMOURS AND COMPANY
KOSTANTINOS KOURTAKIS
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPOSITE POLYMER ELECTROLYTE MEMBRANE
Publication number
20140120431
Publication date
May 1, 2014
E I DU PONT DE NEMOURS AND COMPANY
Mark Gerrit Roelofs
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IMPROVED CATALYST COATED MEMBRANES HAVING COMPOSITE, THIN MEMBRANES...
Publication number
20120202135
Publication date
Aug 9, 2012
E.I. du Pont de Nemours and Company
Biswajit Choudhury
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
DURABLE IONOMERIC POLYMER FOR PROTON EXCHANGE MEMBRANE AND MEMBRANE...
Publication number
20120045704
Publication date
Feb 23, 2012
E.I. du Pont de Nemours and Company
BISWAJIT CHOUDHURY
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
UNITIZED ELECTROCHEMICAL CELL SUB-ASSEMBLY AND THE METHOD OF MAKING...
Publication number
20110294033
Publication date
Dec 1, 2011
E.I. du Pont de Nemours and Company
PETER ANDRIN
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
PROCESS FOR SEALING PLATES IN A FUEL CELL
Publication number
20090280374
Publication date
Nov 12, 2009
E.I. du Pont de Nemours and Company
PETER ANDRIN
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
ELECTROCHEMICAL CELL COMPONENT
Publication number
20090280392
Publication date
Nov 12, 2009
E.I. du Pont de Nemours and Company
PETER ANDRIN
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Process for joining a gas diffusion layer to a separator plate
Publication number
20060188773
Publication date
Aug 24, 2006
Peter Andrin
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL