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DAVIES JOHN PROTHERO

Overview
  • Total Patents
    12
About

DAVIES JOHN PROTHERO has a total of 12 patent applications. Its first patent ever was published in 1901. It filed its patents most often in United Kingdom, Spain and Austria. Its main competitors in its focus markets thermal processes are TRIMETEOR OIL AND GAS CORP, NIEDERBAYERISCHE CELLULOSEWERK and MONT KESSEL HERPEN & CO KOMM G.

Patent filings in countries

World map showing DAVIES JOHN PROTHEROs patent filings in countries
# Country Total Patents
#1 United Kingdom 7
#2 Spain 2
#3 Austria 1
#4 Switzerland 1
#5 United States 1

Patent filings per year

Chart showing DAVIES JOHN PROTHEROs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Thermal processes

Top inventors

# Name Total Patents
#1 Davies John Prothero 9
#2 John Prothero Davies 1

Latest patents

Publication Filing date Title
GB119479A Improvements in Water Tube Boilers.
GB191501349A Improvements in and relating to Water-tube Boilers.
GB190924408A Improvements in and relating to Steam Boilers.
US1058733A Water-tube boiler.
GB190807733A Improvements in and relating to Water Tube Boilers
GB190700903A Improvements in and relating to Water Tube Boilers
GB190325587A Improvements in and relating to Water Tube Boilers.
GB190124447A Improvements in Force Pump Lubricators.