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STOTHERS WILLIAM R

Overview
  • Total Patents
    12
About

STOTHERS WILLIAM R has a total of 12 patent applications. Its first patent ever was published in 1983. It filed its patents most often in Canada, United States and Australia. Its main competitors in its focus markets chemical engineering, environmental technology and materials and metallurgy are SHINKO AIR WATER CRYOPLANT LTD, COSTAIN PETROCARBON and ORTLOFF CORP.

Patent filings in countries

World map showing STOTHERS WILLIAM Rs patent filings in countries
# Country Total Patents
#1 Canada 5
#2 United States 2
#3 Australia 1
#4 China 1
#5 Norway 1
#6 New Zealand 1
#7 WIPO (World Intellectual Property Organization) 1

Patent filings per year

Chart showing STOTHERS WILLIAM Rs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stothers William R 12

Latest patents

Publication Filing date Title
CA2441136A1 Improved thermodynamic separation of heavier components from natural gas
CA2262283A1 Improved thermodynamic separation of heavier components from natural gas
CA2107504A1 Thermodynamic separation
CA1272948A Distillation process with high thermo-dynamic efficiencies
US4770683A Distillation process with high thermo-dynamic efficiencies
US4504459A Extraction of elemental sulphur from sulphur compound gases
CA1205979A Extraction of elemental sulphur from sulphur compound gases