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DOAK KENNETH W

Overview
  • Total Patents
    14
About

DOAK KENNETH W has a total of 14 patent applications. Its first patent ever was published in 1965. It filed its patents most often in United States, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets macromolecular chemistry and polymers and machines are ZHONG PLASTIC UNION NEW MATERIAL TECHNOLOGY HUBEI CO LTD, ADVANCED PLASTICS COMPOUNDS CO and AMERICAN HAIR AND FELT COMPANY.

Patent filings in countries

World map showing DOAK KENNETH Ws patent filings in countries
# Country Total Patents
#1 United States 6
#2 EPO (European Patent Office) 4
#3 WIPO (World Intellectual Property Organization) 4

Patent filings per year

Chart showing DOAK KENNETH Ws patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Macromolecular chemistry and polymers
#2 Machines

Top inventors

# Name Total Patents
#1 Doak Kenneth W 14

Latest patents

Publication Filing date Title
US4595727A Blends of a polyglutarimide with a rubber-modified vinyl chloride resin
US4647620A Polyblends of a copolymer of a vinyl aromatic monomer and an unsaturated dicarboxylic acid anhydride with a methyl methacrylate homopolymer or copolymer
US4551500A Blends of a rubber-modified vinyl chloride resin, an unmodified vinyl chloride resin, and a polymer of a vinyl aromatic monomer and an unsaturated dicarboxylic acid anhydride monomer
US4469845A Blends of a rubber-modified polyvinyl chloride resin and a polymer of a vinyl aromatic monomer and unsaturated dicarboxylic acid anhydride monomer
US4469844A Blends of a rubber-modified polyvinyl chloride resin and rubber-modified polymer of a vinyl aromatic monomer and unsaturated dicarboxylic acid anhydride monomer
US3192169A Method of making expandable polymeric styrene particles