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PENNSYLVANIA RUBBER COMPANY

Overview
  • Total Patents
    35
About

PENNSYLVANIA RUBBER COMPANY has a total of 35 patent applications. Its first patent ever was published in 1900. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, transport and furniture and games are VACU LUG TRACTION TYRES LTD, FRED THOMAS ROBERTS and UNIROYAL TIRE.

Patent filings in countries

World map showing PENNSYLVANIA RUBBER COMPANYs patent filings in countries
# Country Total Patents
#1 United States 31
#2 Canada 4

Patent filings per year

Chart showing PENNSYLVANIA RUBBER COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Humphrey Walter E 13
#2 Bowers Archibald C 5
#3 Bowers Archibald Claude 3
#4 Gammeter John R 2
#5 Fehr Larabee Albert 2
#6 Hurlburt Lee R 2
#7 Du Puy Charles M 2
#8 Dupuy Charles Meredith 1
#9 De France Murrell J 1
#10 Larabee Albert F 1

Latest patents

Publication Filing date Title
US2582982A Pressure packaged tennis ball
US2358693A Fowl-plucking apparatus
US2404636A Vulcanizing mold and method of operation
US2331981A Shuttlecock machine
US2376494A Tire manufacture
US2298033A Nonmetallic tire
US2262045A Process of and apparatus for treating badminton shuttlecocks
US2272090A Sphere-smoothing apparatus
US2238119A Ball-covering machine
US2300095A Machine and method for covering balls
US2230072A Tire manufacture
US2218751A Rubber-extruding apparatus
US2034811A Resilient tire
US2005787A Ball stencil
US1963494A Decoration of elastic articles
US1914689A Extrusion press
US1934855A Machinery for making hollow rubber balls
US1908950A Stripping apparatus
US1942993A Method of producing athletic balls
US1922852A Apparatus for branding articles