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DONALDSON WILLIAM

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    218,829
About

DONALDSON WILLIAM has a total of 11 patent applications. Its first patent ever was published in 1894. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets civil engineering, electrical machinery and energy and machine tools are EKLUND KURT, GRAPE CO LTD and THOMAS EDGAR RICHARDS.

Patent filings in countries

World map showing DONALDSON WILLIAMs patent filings in countries
# Country Total Patents
#1 United Kingdom 5
#2 United States 3
#3 Canada 2
#4 WIPO (World Intellectual Property Organization) 1

Patent filings per year

Chart showing DONALDSON WILLIAMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Donaldson William 11
#2 Donaldson Elmer E 1
#3 Toy Edmond 1

Latest patents

Publication Filing date Title
GB201307069D0 Building structure, method and assembly
US2006052955A1 Protection circuit and method for floating power transfer device
US871058A Miner's pick.
GB189813185A Improvements in Methods of Vaporising Inflammable Oils and Storing the Vapour or Gas Produced at Constant Pressure for Use in Heating, Lighting, and Gas Motors.
GB189605277A Improvements in the Gas Control of an Explosive Gas Motor.
GB189506972A Improvements in Gas Motors.
GB189403223A Improvements in the Heating of Gases by Electricity.
CA16992A Improvements in hydraulic engines
CA264070A Bottle carrier