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MARR WALTER L

Overview
  • Total Patents
    21
About

MARR WALTER L has a total of 21 patent applications. Its first patent ever was published in 1903. It filed its patents most often in United States and Canada. Its main competitors in its focus markets transport, engines, pumps and turbines and machines are MANNING & CO, WHITE MOTOR CO and PACKARD MOTOR CAR CO.

Patent filings in countries

World map showing MARR WALTER Ls patent filings in countries
# Country Total Patents
#1 United States 19
#2 Canada 2

Patent filings per year

Chart showing MARR WALTER Ls patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Marr Walter L 21

Latest patents

Publication Filing date Title
US1236730A Fuel-supply system.
US1259891A Explosive-engine.
US1104059A Explosive-engine.
US1104058A Starting device for explosive-engines.
US1113131A Automobile construction.
US1113130A Motor-vehicle.
US1104057A Lubricating system for motors.
US1073695A Carbureter.
US1113129A Engine-starter.
US1104056A Means for increasing the stability of aeroplanes.
US1059480A Balance steering-plane for aeroplanes.
US1053619A Aeroplane.
US995697A Distributer for electric ignition systems.
CA112134A Carbureter
CA115461A Motor vehicle
US886528A Motor-vehicle.
US886527A Carbureter.
US886526A Carbureter.
US765498A Change-speed gear.
US756670A Steering-gear for automobiles.