Inventor
Debkumar Bhattacharjee
Inventor
Lake Jackson, TX, US
Overview
Patents· 33 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds26%
C08JWorking-up15%
C08LCompositions of macromolecular compounds10%
C09DCoating compositions, e.g. paints, varnishes or lacquers9%
Y10TTechnical subjects covered by former us classification9%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
B29CShaping or joining of plastics4%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts4%
B29LIndexing scheme associated with subclass b29c, relating to particular articles4%
C09JAdhesives3%
PatentTitleYear
10,513,095Shrink films, and method of making thereof20199,969,150Multilayer films of FDCA-based polyesters20189,624,341'Glycolide-based polyesters'20179,580,594'FDCA-based polyesters'20179,580,542'FDCA-based polyesters made with isosorbide'20179,512,262'Polyurethane dispersion, method of producing the same, coated articles, and method for coating articles'20169,487,337'Layered structures and articles prepared therefrom'20169,394,402'Glycolide-based polyesters made with isosorbide'20169,200,404'Aqueous leather coating composition and method for coating leather'20158,927,646'Polyurethane dispersion, method of producing the same, coated articles, and method for coating articles'20158,916,669'Methods for producing crosslinkable silyl group-containing polyoxyalkylene polymers'20148,821,983'Ultra-high solid content polyurethane dispersion and a continuous process for producing ultra-high solid content polyurethane dispersions'20148,802,771'Two component polyurethane coating compositions comprising isocyanurate compositions from bis(isocyanatomethyl) cyclohexane and from aliphatic diisocyanates'20148,680,198'Composite dispersion, method of producing the same, and articles made therefrom'20148,653,174'Ambient temperature curable isocyanate-free compositions for preparing crosslinked polyurethanes'20148,598,297'Prepolymers made from hydroxymethyl-containing polyester polyols derived from fatty acids'20138,486,526'Low volatiles coatings, sealants and binders from renewable oils'20138,349,945'Composite dispersion, method of producing the same, and articles made therefrom'20138,022,138'Polyurethane-urea polymers derived from cyclohexane dimethanol'20117,928,161'Aqueous polyurethane dispersions made from hydroxymethyl containing polyester polyols derived from fatty acids'20117,754,809'Solvent free polyurethane dispersions for hard surface coatings'20107,306,825'Process to make synthetic leather and synthetic leather made therefrom'20077,232,859'Polyurethane dispersion and articles prepared therefrom'20076,911,487'Process for preparing aqueous dispersions of hybrid polyurethane particles'20056,514,572'Polyurethane films prepared by electrodeposition from polyurethane dispersions'20036,455,165'Laminate of olefinic unsaturated containing polymers and active hydrogen containing polymers'20026,451,908'Polyurethane films prepared from polyurethane dispersions'20026,322,722'Use of bo polyols to improve compatibility of pentane and cyclopentane in rigid polyurethane foams'20015,674,918'Polyisocyanate based polymers prepare from formulations including non-silicone surfactants and method for the preparation thereof'19975,600,019'Polyisocyanate based polymers perpared from formulations including non-silicone surfactants and method for the preparation thereof'19975,169,877'Rigid polyurethane foams with low thermal conductivities'19925,008,299'Rigid polyurethane foams with low thermal conductivities'19914,904,704'Rigid foams prepared from treated toluene diisocyanate residue'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–2002Patents assigned to DOW CHEMICAL CO (8)· patent assignee history
1990–1991Based in Meriden, CT, US· patent location history
1992–2015Based in Lake Jackson, TX, US· patent location history
2003–2007Patents assigned to DOW GLOBAL TECHNOLOGIES INC (4)· patent assignee history
2011–2019Patents assigned to DOW GLOBAL TECHNOLOGIES LLC (20)· patent assignee history
2013–2016Patents assigned to BHATTACHARJEE DEBKUMAR (9)· patent assignee history
2013–2016Patents assigned to ARGYROPOULOS JOHN N (6)· patent assignee history
2014–2019Based in Blue Bell, PA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DOW GLOBAL TECHNOLOGIES LLC | 20 | 2011–2019 |
| BHATTACHARJEE DEBKUMARself | 9 | 2013–2016 |
| DOW CHEMICAL CO | 8 | 1990–2002 |
| ARGYROPOULOS JOHN N | 6 | 2013–2016 |
| DOW GLOBAL TECHNOLOGIES INC | 4 | 2003–2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lake Jackson, Texas, US | 18 | 1992–2015 |
| Blue Bell, Pennsylvania, US | 13 | 2014–2019 |
| Meriden, CT, US | 2 | 1990–1991 |