Inventor

Duane R. Romer

Inventor

Midland, MI, US

Overview

1993–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 51 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 bonds16%

C09DCoating compositions, e.g. paints, varnishes or lacquers13%

A01NPreservation of bodies of humans or animals or plants or parts thereof12%

C07DHeterocyclic compounds11%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds9%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%

C07CAcyclic or carbocyclic compounds5%

C08JWorking-up4%

Y02PClimate change mitigation technologies in the production or processing of goods3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

PatentTitleYear

10,800,932Coating formulation with a poly(oxyalkylene-urethane) associative thickener modified with a hydrophobic oligomer2020 10,717,817Process to produce polycarbamate, polycarbamate produced thereby and a coating composition comprising the polycarbamate2020 10,703,841Tint base paint formulation with a poly(oxyalkylene-urethane) associative thickener modified with a hydrophobic oligomer2020 10,457,777Carbamylation compositions of monovalent metal containing catalysts, polyols and urea compounds and carbamylation processes using the same2019 10,343,983Process to produce polycarbamate, polycarbamate produced thereby and a coating composition comprising the polycarbamate2019 10,131,746Process to produce polycarbamate, polycarbamate produced thereby and a coating composition comprising the polycarbamate2018 10,113,024Arylcyclobutenes2018 10,030,165Arylcyclobutenes2018 10,005,723Process to produce polycarbamate, polycarbamate produced thereby and a coating composition comprising the polycarbamate2018 10,000,610Process to produce polycarbamate, polycarbamate produced thereby and a coating composition comprising the polycarbamate2018 9,969,837Polyurethanes made using mixtures of tertiary amine compounds and lewis acids as catalysts2018 9,718,915'Polyurethanes made with copper catalysts'2017 9,518,145'Polyurethanes made using zinc catalysts'2016 9,441,055'Arylcyclobutenes'2016 9,422,375'Non-cyclopentadienyl-based chromium catalysts for olefin polymerization'2016 9,416,214'Polyurethanes made using bismuth thiocarbamate or thiocarbonate salts as catalysts'2016 9,410,016'Aromatic polyacetals and articles comprising them'2016 9,340,639'Polyurethanes made using bismuth thiophosphoric acid diester salts as catalysts'2016 9,296,836'Non-cyclopentadienyl-based chromium catalysts for olefin polymerization'2016 9,156,935'Polyurethanes made using zinc catalysts'2015 9,035,012'Polyurethanes made with copper catalysts'2015 8,999,449'Composite polyamide membrane derived from aromatic monomer including anhydride and sulfonyl halide functional groups'2015 8,980,077'Plating bath and method'2015 8,933,239'Bis(aryl)acetal compounds'2015 8,383,542'Polymerization modifiers'2013 8,343,886'Polymerization modifiers'2013 8,324,288'Extruded polymer foams containing brominated fatty acid-based flame retardant additives'2012 8,080,592'Extruded polymer foams containing brominated fatty acid-based flame retardant additives'2011 7,943,546'Polymerization modifiers'2011 7,553,917'Technique for selecting polymerization modifiers cross reference statement'2009 7,214,638'Olefin polymerization catalyst composition comprising group 13 amide derivatives'2007 6,329,528'Process for preparing 3-(substituted phenyl)-5-thienyl or furyl)-1,2,4-triazoles and novel intermediates utilized therein'2001 6,288,188'Polyphenylene oligomers and polymers'2001 5,965,679'Polyphenylene oligomers and polymers'1999 5,885,991'Thiocyanomethyloxy (and thiocyanothiomethyl)-1,2,3-benzatriazin-4(3H) ones, compositions containing them and their use as antimicrobial and marine antifouling agents'1999 5,723,486'1,3 dithiolo(4,5)-1,3-dithiolo-2-thione derivatives, compositions and use as antimicrobial and marine antifouling agents'1998 5,703,114'Use of 4,5-dicyano-1-3-dithiole-2-one (or thione) as antimicrobial and marine antifouling agents'1997 5,703,102'1,2,5-thiadiazolo-1,3-dithiole-2-one (or thione) as antimicrobial and marine antifouling agents'1997 5,661,165'((4-phenyl-1,2,5-thiadiazol-3-yl)oxy)methyl ester thiocyanic acid compounds, compositions containing them and their use as antimicrobial and marine antifouling agents'1997 5,661,176'(2-one (or thione)-1,3-dithiole-4,5-diyl)-bis(thiomethylthiocyanate), compounds for use as antimicrobial and marine antifouling agents'1997 5,633,219'5H-pyrrolo(3\',4\':5,6)(1,4)dithiin o(2,3-C)(1,2,5)thiadiazole-5,7(6H)-dione, compositions containing them and their use as antimicrobial and marine antifouling agents'1997 5,631,207'Use of 5-alkyl-1,3,4-oxadiazol (and thiadiazol)-2-thiomethylthiocyanates as marine antifouling agents'1997 5,631,277'(2-one (or thione)-1,3-dithiole 4,5-diyl) bis(thiocyanate) compounds, compositions containing the compounds and their use as an antimicrobial and marine antifouling agents'1997 5,491,155'Substituted thiadiazoles, compositions containing them and their use as antimicrobial and marine antifouling agents'1996 5,488,051'Substituted 5,6-dihydro-5-oxo-1,4-dithiino-(2,3-d)-pyridazine-2,3-dicarbonitriles, compositions containing them and their use as antimicrobials'1996 5,488,060'Substituted thiadiazoles, compositions containing them and their use as antimicrobial and marine antifouling agents'1996 5,466,707'Dimercapto-1,3-dithiolo-2-one or thione maleimides, compositions containing them and their use as antimicrobial and marine antifouling agents'1995 5,455,222'1-substituted-5-thiomethylthiocyanato-1H-tetrazoles, compositions containing them and their use as antimicrobial and marine antifouling agents'1995 5,334,603'Composition and use of 3-phenyl-5-thiocyano-methylthio-1,3,4-thiadiazole-2(3h)thione'1994 5,200,409'Composition and use of substituted 1,3-dithiolo-and 1,4-dithiinoquinoxalines as an antimicrobial'1993 5,180,740'Composition and use of dimercapto-substituted dinitriles as an antimicrobial'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2001Patents assigned to DOW CHEMICAL CO (19)· patent assignee history

1993–2020Based in Midland, MI, US· patent location history

2011–2020Patents assigned to DOW GLOBAL TECHNOLOGIES LLC (29)· patent assignee history

2011–2018Patents assigned to ROMER DUANE R (12)· patent assignee history

2015–2018Patents assigned to DUGGAL RAJAT (7)· patent assignee history

2015–2018Patents assigned to WILMOT NATHAN (7)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DOW GLOBAL TECHNOLOGIES LLC	29	2011–2020
DOW CHEMICAL CO	19	1993–2001
ROMER DUANE Rself	12	2011–2018
DUGGAL RAJAT	7	2015–2018
WILMOT NATHAN	7	2015–2018

Locations

Location	Patents	Span
Midland, MI, US	51	1993–2020