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MARTINEAU WILLIAM C

Overview
  • Total Patents
    20
About

MARTINEAU WILLIAM C has a total of 20 patent applications. Its first patent ever was published in 1907. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, civil engineering and audio-visual technology are NAT BRASS CO, LANGENAU MFG COMPANY and HILLGREN CARL A.

Patent filings in countries

World map showing MARTINEAU WILLIAM Cs patent filings in countries
# Country Total Patents
#1 United States 17
#2 Canada 3

Patent filings per year

Chart showing MARTINEAU WILLIAM Cs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Martineau William C 20
#2 Martineau Clarence R 14

Latest patents

Publication Filing date Title
CA186096A Toy
US1336367A Fruit-jar
US1255903A Tire.
US1231278A Hasp-mounting.
CA167758A Car seal
US1165993A Car-door fastener.
US1165014A Car-door device.
US1165013A Car-door fastener.
CA163626A Game device
US1136153A Game device.
US1149205A Locking device.
US1170655A Device for treating strips of card or paper.
US1115952A Car-seal.
US1040717A Game apparatus.
US1156914A Letter-box.
US1032414A Car-seal.
US1010440A Car-seal.
US1010439A Car-seal.
US930488A Card-record card.
US1170656A Car-door device.