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WIGLEY ALBERT F

Overview
  • Total Patents
    25
About

WIGLEY ALBERT F has a total of 25 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets civil engineering, chemical engineering and mechanical elements are WIGLEY A F, AVANTIUM TECH B V and ZENTES UNITEX GMBH.

Patent filings in countries

World map showing WIGLEY ALBERT Fs patent filings in countries
# Country Total Patents
#1 United Kingdom 20
#2 United States 3
#3 Canada 1
#4 Germany 1

Patent filings per year

Chart showing WIGLEY ALBERT Fs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wigley Albert Fletcher 14
#2 Wigley Albert F 6
#3 Fletcher Wigley Albert 1

Latest patents

Publication Filing date Title
GB0308745D0 Drift eliminator
GB9314814D0 Standpipes
GB9312092D0 Improvements to standpipe drainage
GB9306481D0 Standpipe drainage
GB9117624D0 Drift indicator
GB9024295D0 Lockable casing for a fluid control valve unit
GB8929354D0 Stand pipes and lockable control valves
GB8916249D0 Non-return valve
GB8700562D0 Wall unit tap connectors with protective devices
GB8617812D0 Flow meter installations
GB8616433D0 Access chamber for underground water control means
GB8520666D0 Improvements in or relating to fluid control valves
GB8520090D0 Fluid control valves
US4657711A Gas/liquid contact device
GB8417902D0 Ball-float valve
GB2117457A Improvements in hydrant standpipes
GB2094902A Improvements in stand pipes
GB1183089A Improvements in Fluid Control Valves