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ALVES JOHN

Overview
  • Total Patents
    12
About

ALVES JOHN has a total of 12 patent applications. Its first patent ever was published in 1893. It filed its patents most often in United Kingdom, Spain and United States. Its main competitors in its focus markets thermal processes are KOHOUT GEORGE A, BENNIS COMB LTD and COMBUSTION ENG CORP.

Patent filings in countries

World map showing ALVES JOHNs patent filings in countries
# Country Total Patents
#1 United Kingdom 5
#2 Spain 2
#3 United States 2
#4 Austria 1
#5 Canada 1
#6 Switzerland 1

Patent filings per year

Chart showing ALVES JOHNs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Thermal processes

Top inventors

# Name Total Patents
#1 Alves John 10

Latest patents

Publication Filing date Title
US721652A Smoke-consuming apparatus for furnaces.
US707534A Smoke-consuming appliance for furnaces.
GB190019691A Improvements in Smoke-consuming Appliances for Steam-boiler and other Furnaces
GB190018459A Improvements in Fire Grates
GB189904910A Improvements in and relating to Fire-bridges for Steam-boiler and other Furnaces.
GB189504698A Improved Method of and Apparatus for Supplying Hot Air, on a Mixture of Hot Air and Steam, to Boiler and other Furnaces, Stoves, or Lamps.
GB189315503A An Improved Contrivance for Ventilating and Preventing the Entrance of Draughts into the Windows, Doors, and other Openings in Vehicles and Ships.
CA32501A Concentrating table