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VULCAN PROOFING COMPANY

Overview
  • Total Patents
    19
About

VULCAN PROOFING COMPANY has a total of 19 patent applications. Its first patent ever was published in 1931. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets textiles and paper, machines and macromolecular chemistry and polymers are ROLLIN SA, MACDERMID GRAPHIC ARTS SA and TRELLEBORG ENGINEERED SYSTEMS.

Patent filings in countries

World map showing VULCAN PROOFING COMPANYs patent filings in countries
# Country Total Patents
#1 United States 11
#2 Canada 3
#3 Germany 2
#4 United Kingdom 2
#5 France 1

Patent filings per year

Chart showing VULCAN PROOFING COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lewis Robert R 12
#2 Weiss Albert J 8
#3 Kenyon Clarence Jr 1

Latest patents

Publication Filing date Title
US2333800A Applicator or roller and method of making the same
US2243386A Composition of matter
US2281940A Coating composition
US2110539A Waterproofed fabric and coating mixture therefor
US2137725A Transfer device
US2076376A Impression blanket
US2040698A Method of vulcanizing rubber and new and improved vulcanized rubber
US2099024A Draw sheet for rotary printing presses
US1971044A Printing plate
US1963856A Printer's roller
US1846810A Make-ready element for printing presses, and method of making the same
CA350155A Rotary printing press draw sheet
CA282176A Overshoe
CA337379A Printing press element