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CURTIS NOLL CORP

Overview
  • Total Patents
    14
About

CURTIS NOLL CORP has a total of 14 patent applications. Its first patent ever was published in 1964. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets machines, machine tools and materials and metallurgy are JOHNSON JOHN L, INT HONA NV and DAVIS FRANK M.

Patent filings in countries

World map showing CURTIS NOLL CORPs patent filings in countries
# Country Total Patents
#1 United States 7
#2 Canada 3
#3 United Kingdom 2
#4 Germany 1
#5 France 1

Patent filings per year

Chart showing CURTIS NOLL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lieptz Nathan S 7
#2 Sol Lieptz Nathan 1
#3 Light A 1
#4 Herbert William H 1
#5 Eugene Delamater Roland 1
#6 Light Arthur 1

Latest patents

Publication Filing date Title
US3934679A Retractable stacker guard
US3902382A Calibration gauge for key duplicating machine
CA981064A Abrasion-resistant alloy steel
GB1377914A Abrasion-resistant alloy steel
US3761320A Abrasion resistant alloy steel
US3633451A Key-cutting machine with coordinated positioning and cutting movements
US3496636A Key cutting machine with preselected depth gauging
US3409989A Positioning and gauging fixture for engine blocks
US3286596A Automatic key cutting machine
CA900236A Key cutting machine with preselected depth gauging
CA783926A Automatic key cutting machine