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COVINGTON MACHINE COMPANY

Overview
  • Total Patents
    11
About

COVINGTON MACHINE COMPANY has a total of 11 patent applications. Its first patent ever was published in 1904. It filed its patents most often in United States. Its main competitors in its focus markets basic materials chemistry and thermal processes are WOODALL HAROLD WHITEMAN, LOUIS WILPUTTE and KIM RONALD.

Patent filings in countries

World map showing COVINGTON MACHINE COMPANYs patent filings in countries
# Country Total Patents
#1 United States 11

Patent filings per year

Chart showing COVINGTON MACHINE COMPANYs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Basic materials chemistry
#2 Thermal processes

Top inventors

# Name Total Patents
#1 Ham John S 3
#2 Abraham Enoch H 3
#3 Huhn John H 2
#4 Sangster William 2
#5 Garner Sylvester 1
#6 Mcconnell William H 1
#7 Wickes George T 1

Latest patents

Publication Filing date Title
US1074119A Coal-leveling machine for beehive-ovens.
US1067221A Coal-leveling machine.
US1089675A Coal-leveling machine for beehive-ovens.
US1067199A Coal-leveling machine for beehive-ovens.
US863891A Coke-extracting machine.
US863484A Coke-extracting machine.
US875989A Coke-extracting machine.
US876175A Coke-leveling machine.
US837364A Coke-leveling machine.
US803586A Coke-extractor.
US768067A Coke-extractor.