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ALVIS LTD

Overview
  • Total Patents
    38
About

ALVIS LTD has a total of 38 patent applications. Its first patent ever was published in 1936. It filed its patents most often in United Kingdom, Canada and United States. Its main competitors in its focus markets transport, engines, pumps and turbines and mechanical elements are HANS GRADE, JOSEPH VOLLMER and LOCOMOBILE COMPANY.

Patent filings in countries

World map showing ALVIS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 30
#2 Canada 3
#3 United States 3
#4 France 1
#5 Sweden 1

Patent filings per year

Chart showing ALVIS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dunn William M 2
#2 Varney Arthur Francis 2
#3 Francis Varney Arthur 2
#4 Smith-Clarke George T 1
#5 Barber Harry Richard 1
#6 Smith-Clark George Thomas 1
#7 Kemp Andrew 1
#8 Mcmullan D J 1
#9 John Bailey Alfred 1
#10 Bailey Alfred John 1

Latest patents

Publication Filing date Title
US3175499A Piston pump having a variable stroke
GB1004080A Piston pump having a variable stroke
GB732875A Motor vehicle body
GB635838A Improvements in reciprocating pumps for hydraulic rams
GB635837A A reciprocating pump for a hydraulic jack
GB635836A Improvements relating to a truck having a hositing mechanism
GB635835A A truck incorporating a hoisting mechanism
GB635833A Improvements relating to trucks
GB635191A Improvements in vehicle road wheels
GB621945A Improvements relating to trucks having brakes
GB616640A Internal-combustion engines using a fuel metering device for the main fuel supply
GB615282A Combustion chambers of internal-combustion engines
GB615281A Improved means for use in loading a truck
US2448742A Built-up crankshaft
GB560738A Guards for drilling or like machines
GB563432A A vehicle for transporting bombs or other loads
GB563431A A vehicle for transporting bombs or other loads
GB544077A Improvements relating to trolleys or the like, particularly for transporting bombs to aircraft
GB544078A Improvements relating to trolleys or the like, particularly for transporting bombs to aircraft
GB531718A Improvements relating to the control of internal-combustion engines