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DENNIS WILLIAM J

Overview
  • Total Patents
    27
About

DENNIS WILLIAM J has a total of 27 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United States and Canada. Its main competitors in its focus markets civil engineering, machines and furniture and games are LEWIS HYMAN INC, COLUMBIA MILLS INC and NIPP ING ERNST.

Patent filings in countries

World map showing DENNIS WILLIAM Js patent filings in countries
# Country Total Patents
#1 United States 22
#2 Canada 5

Patent filings per year

Chart showing DENNIS WILLIAM Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dennis William J 27

Latest patents

Publication Filing date Title
US3245938A Polyvinyl acetate emulsion size for treating glass
US2088777A Squeegee
US2002569A Weather strip
US1883609A Gasket
US1853339A Screen molding bead
US1853338A Automatic door draft stop
US1883608A Weather strip
US1757706A Screen-frame material
US1865746A Metal weather strip
US1840620A Book stand
US1734118A Metal weather stripping
US1755687A Weather stripping
US1713268A Weather stripping
US1666328A Weather strip
US1699611A Automatic door draft stop
US1587633A Weather strip
US1666327A Weather strip
US1675844A Weather stripping
US1667144A Weather strip
US1621240A Vermifuge and insecticide