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CLARK W

Overview
  • Total Patents
    19
About

CLARK W has a total of 19 patent applications. Its first patent ever was published in 1968. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets machines, medical technology and engines, pumps and turbines are CHENGDU DONGFANG KWH ENVIRONMENTAL PROT CATALYSTS CO LTD, QIN LULU and YAO GUANGCHUN.

Patent filings in countries

World map showing CLARK Ws patent filings in countries
# Country Total Patents
#1 United Kingdom 9
#2 United States 6
#3 Canada 2
#4 New Zealand 1
#5 South Africa 1

Patent filings per year

Chart showing CLARK Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Clark W 9
#2 Evans J 1
#3 Hollenbeck K 1
#4 Chavis C 1
#5 Ward R 1
#6 Fisher Ebenezer 1

Latest patents

Publication Filing date Title
GB2052246A Spoons, spatulas, pourers etc.
NZ179278A Moulding branched pipes
GB1474192A Horse riding stirrup safety toe stop
US3829851A Intrusion detection apparatus employing a pressure-differential detector
US3833777A Pre-gapped breaker point assemblies
US3853125A Disposable needleless injector
US3765702A Sway bar for vehicles
US3763918A Hinge frame
US3707786A Method and means of presenting a planetarium display
CA1573A A composition for cattle wash
CA1534A Machine for chipping boiler plate