Learn more

WILLIAM DONALD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    232,904
About

WILLIAM DONALD has a total of 11 patent applications. Its first patent ever was published in 1924. It filed its patents most often in United Kingdom, Germany and United States. Its main competitors in its focus markets thermal processes, basic materials chemistry and chemical engineering are MAKIN EDWARD, BARROW THOMAS and BIGELOW COMPANY.

Patent filings in countries

World map showing WILLIAM DONALDs patent filings in countries
# Country Total Patents
#1 United Kingdom 8
#2 Germany 2
#3 United States 1

Patent filings per year

Chart showing WILLIAM DONALDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 William Donald 2

Latest patents

Publication Filing date Title
GB201520937D0 Cloches and use thereof
GB303980A Improvements in and relating to internally-fired horizontal cylindrical multitubularfiretube steam boilers that are fired by solid and powdered and liquid fuels and by gases of combustion
US1633398A Steam boiler and evaporator
GB250055A An improved liquid heating apparatus
GB252533A An improved method of and means for drying hay and like crops
GB248501A Improvements in and relating to steam boilers and evaporators
GB235607A Improvements in and relating to the drying of peats and other materials
GB237008A Improvements in and relating to the drying of peats and other materials
GB235325A Improvements in and relating to the drying of peats and other material