Learn more

DEHN WILLIAM M

Overview
  • Total Patents
    11
About

DEHN WILLIAM M has a total of 11 patent applications. Its first patent ever was published in 1919. It filed its patents most often in United States and Canada. Its main competitors in its focus markets basic materials chemistry, machines and measurement are IRECO CHEMICALS, HALE GEORGE C and NELSON BROTHERS INC.

Patent filings in countries

World map showing DEHN WILLIAM Ms patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 1

Patent filings per year

Chart showing DEHN WILLIAM Ms patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dehn William M 11
#2 Boals John W 1

Latest patents

Publication Filing date Title
US2055096A Infusion apparatus
US1819458A Propellent explosive
US1568324A Process of manufacturing adhesive blends of sodium nitrate and ammonium nitrate for explosive purposes
US1819457A Colloided starch explosive and process of manufacturing the same
US1509935A Explosive and process of its manufacture
US1444594A Process of impregnating plant tissues with ammonium nitrate for explosive purposes
US1428011A Process of increasing the sensitiveness and power of explosive compositions and product thereof
US1404687A Primary detonating composition
US1472791A Process of manufacturing ammonium picramate
US1333905A Process of and apparatus for estimating alcohol in beverages and the like
CA247655A Process of impragnating plant tissues with ammonuim nitrate for explosive purposes