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HENRY DRYSDALE

Overview
  • Total Patents
    18
About

HENRY DRYSDALE has a total of 18 patent applications. Its first patent ever was published in 1909. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets packaging and shipping, textiles and paper and machines are CARL WEISSHUHN & SOEHNE, DICKINSON JOHN & CO LTD and DUPUY ENG SA.

Patent filings in countries

World map showing HENRY DRYSDALEs patent filings in countries
# Country Total Patents
#1 United Kingdom 7
#2 France 6
#3 Germany 3
#4 United States 2

Patent filings per year

Chart showing HENRY DRYSDALEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Drysdale Henry 6
#2 Henry Drysdale 2
#3 Jahn Frederick 2

Latest patents

Publication Filing date Title
GB330989A Improvements in or relating to grinding mills
GB333404A Improvements in or relating to grinding mills
US1713270A Single-roll wet mill
GB274162A Improvements in mills for grinding paints and other materials
GB187474A Improvements in or relating to methods of making cartons, boxes or the like and in apparatus therefor
GB178308A Improvements in folding boxes or receptacles
GB172092A A machine or apparatus for inserting material such as advertising matter in wrappers such as tickets, programmes and the like
GB164071A Improvements in or relating to the manufacture of bags or containers from paper or any desired flexible material
US1362090A Container or box