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DOREY GEORGE B

Overview
  • Total Patents
    33
About

DOREY GEORGE B has a total of 33 patent applications. Its first patent ever was published in 1932. It filed its patents most often in Canada and United States. Its main competitors in its focus markets transport, machines and civil engineering are EDWARD POSSON, UNIVERSAL RAILWAY DEVICES COMP and UNION RAILWAY EQUIPMENT COMPAN.

Patent filings in countries

World map showing DOREY GEORGE Bs patent filings in countries
# Country Total Patents
#1 Canada 20
#2 United States 13

Patent filings per year

Chart showing DOREY GEORGE Bs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Dorey George B 33

Latest patents

Publication Filing date Title
CA891800A Rack and pinion sliding gate actuating mechanism
US3145664A Gate latching means for a hopper discharge outlet structure
US2770331A Brake slack adjuster
US2838142A Brake slack adjuster
US2770332A Pawl releasing means for a slack adjuster
US2567878A Journal box lid
US2561052A Journal box lid
US2461633A Resilient connection for brake rods and the like
US2340519A Discharge outlet for railway cars and the like
US2292747A Lid
US2242994A Resilient brake connection for railway cars and the like
US2223340A Journal box lid
US2106343A Resilient brake connection
US1934917A Doorlatch
CA555143A Slack adjuster
CA727453A Discharge outlet assembly for a hopper car
CA368066A Resilient brake connection
CA575518A Brake slack adjuster
CA555137A Slack adjuster operating lever
CA466762A Resilient connections for brake rods and the like