Learn more

GUMMERS LTD

Overview
  • Total Patents
    30
About

GUMMERS LTD has a total of 30 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United Kingdom, France and Belgium. Its main competitors in its focus markets control, mechanical elements and civil engineering are THERY CHARLES, GEORGES CLESSE SA DES ETS and RELF RESEARCH LTD.

Patent filings in countries

World map showing GUMMERS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 25
#2 France 2
#3 Belgium 1
#4 Canada 1
#5 Germany 1

Patent filings per year

Chart showing GUMMERS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gummer Leonard Wilkes 2
#2 Aldgate Harold 1
#3 Durkin Thomas 1
#4 Johns Stuart O 1
#5 Ellis Alick Edwin 1

Latest patents

Publication Filing date Title
GB1548073A Mixing valves
GB1407512A Thermally operated mixing valves
GB1357730A Shower roses
GB1190138A Improvements in or relating to Thermostatic Mixing Valves
GB986773A Improvements in or relating to thermally operated fluid control valves
GB938984A Improvements in fluid control valves
GB777741A Improvements in thermostatic mixing valves
GB691367A Improvements in taps or valves
GB677834A Improvements in valves
GB612751A Improvements in water supply fittings
GB591214A Improvements in thermostatic mixing valves
GB578644A Improvements in thermostatic mixing valves
GB587190A Improvements in and relating to thermostatic valves
GB577601A Improvements in and relating to thermostatic valves for controlling heating or cooling systems
GB529877A Improvements in and relating to apparatus for controlling the supply of water to baths, showers and other lavatory fittings
GB504185A Improvements in, and relating to, baths and shower fittings
GB478870A Improvements in self closing taps, valves or the like
GB482613A Improvements in foot washing apparatus
GB461301A Improvements in, and relating to, self closing taps, valves or the like
GB385771A Improvements in spray producers