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CAMERON DUNCAN

Overview
  • Total Patents
    23
About

CAMERON DUNCAN has a total of 23 patent applications. Its first patent ever was published in 1905. It filed its patents most often in United Kingdom, Canada and United States. Its main competitors in its focus markets consumer goods, machines and textiles and paper are WATERMAN PEN COMPANY INC, MONTBLANC SIMPLO GMBH and TOPLAN MFG INC.

Patent filings in countries

World map showing CAMERON DUNCANs patent filings in countries
# Country Total Patents
#1 United Kingdom 11
#2 Canada 6
#3 United States 6

Patent filings per year

Chart showing CAMERON DUNCANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cameron Duncan 23
#2 Wright Albert Edward 1

Latest patents

Publication Filing date Title
US2011220235A1 Composite tubular product
CA194865A Wheel
US1297791A Resilient wheel.
CA191779A Fountain pen
CA193126A Vehicle tongue
US1297790A Resilient wheel.
US1277848A Fountain or reservoir pen.
CA187835A Wheel
GB101241A Improvements in Fountain and other Reservoir Pens.
US1034196A Paper-ruling machine.
GB191112508A Improvements relating to the Ruling of Paper, and in Appliances to be used in connection therewith.
GB191016515A A Preparation to be used in Making Copies of Ink-written Documents.
US940509A Fountain-pen nib.
GB190823642A Improvements in or relating to Fountain Pens.
GB190809818A Improvements in and relating to Fountain Pen Nibs.
GB190804024A A New or Improved Ink Guard or Shield for use in connection with the Filling of Fountain and like Reservoir Pens.
GB190708313A Improvements in Pen-nibs for use in connection with Fountain and other Pens.
GB190515547A Improvements in a Certain Part of Fountain Pens
GB190511548A Improvements in Combination Note-sheets and Envelopes or Covers
CA548893A Combined push-and-pull latch and lock