Learn more

CAMBRIDGE RUBBER CO

Overview
  • Total Patents
    78
About

CAMBRIDGE RUBBER CO has a total of 78 patent applications. Its first patent ever was published in 1924. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, consumer goods and textiles and paper are BATA SCHUHE AG, BRITISH BATA SHOE CO LTD and YANG TENG-JEN.

Patent filings in countries

World map showing CAMBRIDGE RUBBER COs patent filings in countries
# Country Total Patents
#1 United States 76
#2 Canada 2

Patent filings per year

Chart showing CAMBRIDGE RUBBER COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bingham Jr George H 38
#2 Dunbar Ernest W 24
#3 Barret Crockett James 5
#4 Olsson Otto Y 4
#5 Crockett James B 3
#6 Dempsey Edmund J 2
#7 Morin Louis H 2
#8 Edward Reynolds Charles 2
#9 Warren Macpherson 2
#10 Earl Paul D 1

Latest patents

Publication Filing date Title
US3303250A Method of making outer soles for footwear
US3185752A Method of venting sole attaching molds
US3138881A Outer sole for footwear
US3147559A Machine-made platform-style shoe
US3187073A Method of making a spiked, waterproof shoe
US3046581A Method of making footwear
US3198864A Method of making waterproof boots by slush-molding
US3158558A Method of making a hollow mold
US3228819A Method of making lined molded plastic footwear
US3157899A Method of making a boot last
US3101496A Method of making footwear having water-impervious outer soles
US3147558A Shoe having stitched-reversed insole
US3137875A Hollow display form
US3045365A Overshoe heel protector
US3137749A Labeled shoe sole and method of making the same
US3047890A Method of making machine-made platform-style shoes
US3042975A Welt in shoes with molded soles
US3022583A Waterproof boot with enlarged throat opening
US3016569A Vulcanizing machine with spring release
US2986824A Overshoe having bellows tongue and slide fastener