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HARDOLL SOC

Overview
  • Total Patents
    41
About

HARDOLL SOC has a total of 41 patent applications. Its first patent ever was published in 1922. It filed its patents most often in France, United Kingdom and United States. Its main competitors in its focus markets packaging and shipping, engines, pumps and turbines and measurement are SAUSER S A, AUTIC DEV LTD and JOSEPH JEAN MARIE GUEUX.

Patent filings in countries

World map showing HARDOLL SOCs patent filings in countries
# Country Total Patents
#1 France 13
#2 United Kingdom 12
#3 United States 7
#4 Switzerland 5
#5 Germany 3
#6 Canada 1

Patent filings per year

Chart showing HARDOLL SOCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Rene Porte 6
#2 Societe Hardoll 5
#3 Carbonaro Marius Clement 1
#4 Clement Carbonaro Marius 1

Latest patents

Publication Filing date Title
US1732063A Liquid-measuring apparatus
US1898891A Liquid measuring device
GB285060A Improvements in or relating to apparatus for delivering liquid in measured quantities
GB304442A Improvements in apparatus for delivering measured quantities of liquids
GB272520A Improvements in apparatus for delivering liquid in measured quantities
GB272506A Improvements in apparatus for delivering measured quantities of liquid
US1740875A Liquid measuring and distributing system
GB275153A Improvements in or relating to liquid measuring and distributing apparatus
DE489875C Liquid meter with two alternately filling and emptying measuring vessels
US1906177A Automatic device for measuring and delivering liquids
US1746165A Liquid distributor
GB242964A Improvements in or relating to liquid feeding and measuring apparatus
DE489874C Liquid meter with two alternately filling and emptying measuring vessels
US1809944A Automatic gasoline feeding apparatus
GB225397A Improvements in automatic recording meters for liquids
GB204703A Improvements in recording meters for liquids
GB200093A Improvements in or relating to the distribution of liquids
GB200092A Improvements in automatic recording devices for liquids
GB194713A An automatic recording meter for all kinds of liquids
US1612488A Automatic recording meter for liquids