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CRABTREE GEORGE W

Overview
  • Total Patents
    35
About

CRABTREE GEORGE W has a total of 35 patent applications. Its first patent ever was published in 1910. It filed its patents most often in United States and Canada. Its main competitors in its focus markets mechanical elements, transport and machines are F I B E T S P A, TRELLEBORG AUTOMOTIVE GERMANY and WOODHEAD LTD JONAS.

Patent filings in countries

World map showing CRABTREE GEORGE Ws patent filings in countries
# Country Total Patents
#1 United States 33
#2 Canada 2

Patent filings per year

Chart showing CRABTREE GEORGE Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Crabtree George W 35

Latest patents

Publication Filing date Title
US2782877A Spring controlling unit
US2782876A Piston valve for hydraulic dampers
US2728419A Spring controlling unit
US2587443A Hydraulic spring-controlling device
US2649936A Hydraulic spring controlling unit
US2673625A Spring controlling member
US2738036A Shock absorber with fluid filling means
US2649938A Hydraulic spring control means
US2649937A Hydraulic spring control means
US2551930A Hydraulic spring controlling device
US2503030A Hydraulic spring control means and their mounting on vehicles
US2483185A Frictional spring control means and their mounting on vehicles
US2264298A Coil spring suspension for automobiles
US2214223A Spring clip
US2224381A Clip folding machine
US2227535A Spring cover
US2169760A Spring cover
US2095859A Spring cover
US2099197A Spring cover
US2091352A Spring cover