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DURAFER INC

Overview
  • Total Patents
    17
About

DURAFER INC has a total of 17 patent applications. Its first patent ever was published in 1930. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets materials and metallurgy, machines and mechanical elements are SMS CONCAST INC, TISZA BELA & CO and EXOTHERMIC CO OF CANADA LTD.

Patent filings in countries

World map showing DURAFER INCs patent filings in countries
# Country Total Patents
#1 United States 9
#2 United Kingdom 3
#3 Canada 2
#4 Germany 2
#5 France 1

Patent filings per year

Chart showing DURAFER INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sargent William D 10
#2 Geisler William A 2
#3 Von Frankenberg Albrecht 1

Latest patents

Publication Filing date Title
US2085394A Centrifugal casting
GB407413A Improvements in process of centrifugal casting and apparatus therefor
GB405292A Apparatus for centrifugal metal-casting
DE599322C Centrifugal casting machine
DE615627C Process for the production of centrifugally cast bodies
US2171405A Welding strip and centrifugal casting
US2002962A Centrifugal casting machine and method
US2044815A Method of centrifugally casting liners in brake drum shells
US1978765A Centrifugal casting machine and method of casting
US2009025A Centrifugal casting machine
US1989465A Composite brake drum structure
US1893306A Brake shoe
US1892440A Centrifugal casting machine
CA356267A Stripping mould
CA355043A Centrifugal casting machine