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WEIR JAMES

Overview
  • Total Patents
    19
About

WEIR JAMES has a total of 19 patent applications. Its first patent ever was published in 1894. It filed its patents most often in United Kingdom and United States. Its main competitors in its focus markets machines, mechanical elements and civil engineering are GARRETT OIL TOOLS INC, BAKER CAC and RUSSELL LARRY RAYNER.

Patent filings in countries

World map showing WEIR JAMESs patent filings in countries
# Country Total Patents
#1 United Kingdom 17
#2 United States 2

Patent filings per year

Chart showing WEIR JAMESs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Weir James 19
#2 Weir George 4
#3 Richmond John Ritchie 3

Latest patents

Publication Filing date Title
US2010243926A1 Blowout preventer with ram socketing
GB190215917A Improvements in Burning Liquid Fuel in Steam Boilers
US657208A Marine-engine governor.
GB189920879A Improvements in or connected with the Steam Engines of Steam Vessels.
GB189812548A Improvements applicable to the Brickwork of Water-tube Steam Boilers.
GB189812308A Improvements applicable to Water-tube Steam Boilers for Preventing and for Removing Deposits on the Tubes.
GB189812209A Improvements connected with Feed-water Apparatus for Steam Boilers and Feed-heating Economisers and for Preventing Corrosion.
GB189715953A Improvements in and connected with Tubulous Steam Boilers.
GB189709177A Improvements in Tubulous Boilers and in the Means of Closing the Spaces between the Tubes thereof.
GB189611366A Improvements in and connected with Direct-acting Steam Pumps.
GB189604995A Improvements in Tubulous Steam Boilers.
GB189602151A Improvements in and relating to the Packing for Steam Pumps.
GB189522773A Improvements in and connected with Water Gauges for Steam Boilers.
GB189504531A Improvements in and relating to Piston Rings.
GB189423961A Improvements in and connected with Steam Heated Evaporators.
GB189411923A Improvements in Feed Regulators or Distributors for Steam Boilers.
GB189407692A Improvements in and connected with Water-tube Steam Boilers.
GB189403724A Improvements in Steam Boilers.
GB189403723A Improvements in and connected with the Feed and other Pumps of Steamships.