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JOHN KERR & COMPANY MANCHESTER

Overview
  • Total Patents
    30
About

JOHN KERR & COMPANY MANCHESTER has a total of 30 patent applications. Its first patent ever was published in 1947. It filed its patents most often in United Kingdom, France and Denmark. Its main competitors in its focus markets civil engineering, packaging and shipping and consumer goods are XI'AN WESTPEACE FIRE TECH CO LTD, NU SWIFT LTD and ANHUI TIANYUAN FIRE PROT TECHNOLOGY CO LTD.

Patent filings in countries

World map showing JOHN KERR & COMPANY MANCHESTERs patent filings in countries
# Country Total Patents
#1 United Kingdom 26
#2 France 2
#3 Denmark 1
#4 United States 1

Patent filings per year

Chart showing JOHN KERR & COMPANY MANCHESTERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Clements Henry George 10
#2 Birchall James Derek 6
#3 Clements Michael John 3
#4 Billington James Henry 2
#5 Roberts Glyn Hugh 1
#6 Derek Birchall James 1
#7 Owen Raymond Birtles 1
#8 Mcmyn Myrtle May 1
#9 Billington John Henry 1

Latest patents

Publication Filing date Title
GB1279633A Apparatus for producing an audible sound
GB1222366A Improvements in or relating to fire fighting equipment
GB1222365A Improvements in or relating to fire fighting equipment
FR1407595A Compositions for fire fighting
GB991402A Fire-fighting preparations
GB1021751A Fire-fighting preparations
GB911233A Improvements in or relating to fire extinguishers
GB878530A Improvements in or relating to fire extinguishers
GB947189A Improvements in or relating to fire extinguishers
GB911232A Improvements in or relating to fire extinguishers
GB827244A Improvements in or relating to fire extinguishing compositions
GB818083A Improvements in or relating to dry powder compositions for the extinction of fires
US2837479A Fire-fighting foams and methods of producing the same
GB806642A Improvements relating to fire extinguishing agents
GB812146A Improvements relating to fire extinguishing agents
GB804021A Improvements in or relating to fire-extinguishing media
GB796061A Improvements in or relating to roller-way conveyors
GB811492A Device for measurement of individual ray dose and ray dose rate and for identification
GB812125A Improvements in or relating to endless conveyors
GB756990A Improvements in or relating to roller-way conveyors