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HALL FREDERICK HAROLD

Overview
  • Total Patents
    19
About

HALL FREDERICK HAROLD has a total of 19 patent applications. Its first patent ever was published in 1909. It filed its patents most often in Canada, United Kingdom and United States. Its main competitors in its focus markets transport, machines and electrical machinery and energy are CHARLES LANCASTER MARSHALL, KANENARI DAISUKE and FREEZONE PTY LTD.

Patent filings in countries

World map showing HALL FREDERICK HAROLDs patent filings in countries
# Country Total Patents
#1 Canada 11
#2 United Kingdom 7
#3 United States 1

Patent filings per year

Chart showing HALL FREDERICK HAROLDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hall Frederick Harold 19

Latest patents

Publication Filing date Title
GB136046A Improvements in Vehicle Hoods.
GB112538A Improved Apparatus for the Destruction of Submarine Vessels.
GB191516890A Improved Means for use in connection with the Joining of the Ends of Inner Tubes of Pneumatic Tyres, and analogous purposes.
GB191116189A Improvements relating to the Manufacture of Reinforced Inner Tubes of Pneumatic Tyres.
GB191115835A Improvements in and connected with Repairing Pneumatic and similar Tyres.
GB191107179A Improvements relating to the Repair of Pneumatic Tyres.
CA131224A Pneumatic tire
US1014464A Reinforced inner tube for pneumatic tires.
GB190906027A Improvements in or connected with Incandescent Gas Mantles.
CA333155A Fluid pressure brake apparatus
CA311421A Brake for motor vehicles
CA217113A Top for vehicles
CA318376A Hydraulic brake apparatus
CA257742A Window
CA324895A Hydraulic brake
CA333156A Hydraulic brake
CA246499A Window
CA257741A Celluloid window
CA292467A Brake lever for motor cars