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BILLINGTON CHARLES

Overview
  • Total Patents
    11
About

BILLINGTON CHARLES has a total of 11 patent applications. Its first patent ever was published in 1896. It filed its patents most often in United Kingdom and United States. Its main competitors in its focus markets optics and materials and metallurgy are SILHOUETTE INT SCHMIED AG, MARWITZ & HAUSNER and J R L.

Patent filings in countries

World map showing BILLINGTON CHARLESs patent filings in countries
# Country Total Patents
#1 United Kingdom 7
#2 United States 4

Patent filings per year

Chart showing BILLINGTON CHARLESs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Spectacles
#2 Alloys

Top inventors

# Name Total Patents
#1 Billington Charles 11
#2 Newton John 2
#3 Stone Samuel N 1

Latest patents

Publication Filing date Title
GB191311138A Improvements in Anti-friction Metals.
US971348A Eyeglass connection.
GB190712862A Novel or Improved Hollow or Pneumatic Shock-absorbing Blocks for Wheeled Vehicles
US875686A Nose-guard for eyeglasses.
GB190401024A Novel or Improved Method of Producing Slide-valves with a Chilled Bearing Portion or Faces
US648894A Eyeglass-mounting.
US635645A Nose-guard for eyeglasses.
GB189707686A Improved Methods of and Means for Removing or Loosening Retort-carbon or "Scurf" from the Interior Surface of Gas-retors.
GB189707435A An Improved Method of and Means for Removing "Scurf" or Retort Carbon from Gas-retorts.
GB189608627A Improved Construction of Brasses or Bearings for Forge-trains, Rolling-mills, and the like.
GB189607286A An Improved Method of and Means for Removing "Scurf" or Retort Carbon from Gas Retorts.