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DE PORT THEOPHILE

Overview
  • Total Patents
    12
About

DE PORT THEOPHILE has a total of 12 patent applications. Its first patent ever was published in 1922. It filed its patents most often in United States. Its main competitors in its focus markets transport, measurement and furniture and games are ADOLF ROHRBACH, AVIONS MICHEL WIBAULT SA DES and ELSON ANDREW CHARLES.

Patent filings in countries

World map showing DE PORT THEOPHILEs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing DE PORT THEOPHILEs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Transport
#2 Measurement
#3 Furniture and games
#4 Weapons

Top inventors

# Name Total Patents
#1 De Port Theophile 12
#2 Mcneill Walter G 1

Latest patents

Publication Filing date Title
US2360333A Combined take-off and landing flap and control mechanism therefor
US2273839A Barrel cooling device
US2186011A Shock absorber
US2148444A Land speed measuring instrument
US2087245A Aileron control
US2147638A Means for rigging an airplane
US2067904A Cowling attachment
US2185802A Oleo device for landing gears and the like
US2185801A Oleo device for landing gears and the like
US2124547A Recording instrument
US1947461A Tip flap aileron
US1472462A Fruit peeler