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VIGILANT AUTOMATIC FIRE ALARM

Overview
  • Total Patents
    13
About

VIGILANT AUTOMATIC FIRE ALARM has a total of 13 patent applications. Its first patent ever was published in 1916. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets control, electrical machinery and energy and measurement are CETSA LTD, SENTROL INC and EMIL HEINRICH BOCK.

Patent filings in countries

World map showing VIGILANT AUTOMATIC FIRE ALARMs patent filings in countries
# Country Total Patents
#1 United Kingdom 4
#2 United States 4
#3 Canada 3
#4 Germany 1
#5 France 1

Patent filings per year

Chart showing VIGILANT AUTOMATIC FIRE ALARMs patent filings per year from 1900 to 2020

Focus technologies

# Technology
#1 Alarm systems
#2 Electric switches
#3 Measuring temperature

Top inventors

# Name Total Patents
#1 Stoker Dixon Thomas 2
#2 Simpson Albert Edward 1
#3 Jameson Ronald Purvis 1
#4 Dixon Thomas Stoker 1
#5 Matthew Moloney 1
#6 Edward Simpson Albert 1
#7 Stoker Thomas 1
#8 Purvis Jameson Ronald 1

Latest patents

Publication Filing date Title
GB401805A Improvements in electrical fire alarms
US1916481A Electrical fire alarm
DE530181C Electric fire alarm device triggered by thermostats with expansion pipes
GB326189A Improvements in and relating to electrical automatic fire alarms
US1874254A Electrical automatic fire alarm
GB197546A An improved thermostat for electric fire alarm systems
US1483787A Thermostat for electrical fire-alarm systems
GB177567A An improved automatic fire alarm
US1330892A Thermostatic circuit-closer
CA319139A Electrical fire alarm
CA234675A Thermostat for electrical fire alarm system
CA303683A Electrical fire alarm