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BROWN W

Overview
  • Total Patents
    22
About

BROWN W has a total of 22 patent applications. Its first patent ever was published in 1964. It filed its patents most often in United States, United Kingdom and Brazil. Its main competitors in its focus markets civil engineering, transport and foods and drinks are CARSWELL FIRMAN L, PROTEC ENG INC and WHITEHEAD B.

Patent filings in countries

World map showing BROWN Ws patent filings in countries
# Country Total Patents
#1 United States 11
#2 United Kingdom 6
#3 Brazil 1
#4 Canada 1
#5 Italy 1
#6 Turkey 1
#7 South Africa 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Brown W 13
#2 Brown W Us 1
#3 Gilbert E 1

Latest patents

Publication Filing date Title
GB8313702D0 Clamping apparatus
GB8300184D0 Stern drive unit for boats
GB2062135A Reversible transmission devices
BR7904503A Discharge treatment device
GB1529459A Outboard drive units
GB1514164A Plastics boxes or packs for packaging eggs fruit or other articles
GB1510620A Rocking beam engine operated by circulation of material or liquid
US3851616A Portable traffic marker
US3785553A Apparatus for determining the unit value of a line of type characters
US3809007A Portable traffic delineator
US3807750A Appliance dolly
US3756514A Typing error correction system
US3850656A Typing error correction system
ZA7201476B Valve
US3757045A Twin lever radio telegraph key unit
US3791606A Collapsible cable spool
US3733641A Apparatus for stripping fluid from well pipe
US3736797A Venturi device
US3708983A Apparatus for confining oil spills
CA219A A swing and rotary gate hanger