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LEON BOLLE

Overview
  • Total Patents
    13
About

LEON BOLLE has a total of 13 patent applications. Its first patent ever was published in 1938. It filed its patents most often in United Kingdom, United States and Austria. Its main competitors in its focus markets thermal processes, measurement and machines are M E BERNHARDT COMPANY INC, NATIONALE SA and JOHN SINKO.

Patent filings in countries

World map showing LEON BOLLEs patent filings in countries
# Country Total Patents
#1 United Kingdom 7
#2 United States 4
#3 Austria 1
#4 Germany 1

Patent filings per year

Chart showing LEON BOLLEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Leon Bolle 4
#2 Bolle Leon 1

Latest patents

Publication Filing date Title
GB676125A Improvements in or relating to pyrophoric lighters
GB677742A Improvements in and relating to lighters
DE839132C Spring lid lighter
US2465004A Pyrophoric lighter
GB609672A Hand operated pyrophoric stone lighter with spring opening cover
US2375518A Method for the manufacture of shaped parts made out of supple, elastic, nonmetallic matter
US2399092A Air or watertight device for timepieces
GB571619A Improvements in or relating to the manufacture of shaped articles of pliable flexible non-metallic material and articles obtained therefrom
GB558267A Improvements in and relating to spectacles
GB566321A Improvements in and relating to spectacles
GB522943A Improvements relating to fluidtight closures for watches
US2237860A Fluidtight closure for watchcases