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JOHN C VIRDEN COMPANY

Overview
  • Total Patents
    12
About

JOHN C VIRDEN COMPANY has a total of 12 patent applications. Its first patent ever was published in 1930. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, machines and mechanical elements are FARIES MFG CO, CURTIS LIGHTING INC and SWAROVSKI LIGHTING LTD.

Patent filings in countries

World map showing JOHN C VIRDEN COMPANYs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing JOHN C VIRDEN COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Moser Carl M 6
#2 Golko Edward H 3
#3 Macfadden Glenn E 2
#4 Pfeifer Paul J 1
#5 Vacha Norman H 1

Latest patents

Publication Filing date Title
US3080476A Fluorescent lighting fixture
US2972676A Recessed lighting fixture
US3025391A Fluorescent lighting fixture
US3059106A Recessed lighting fixture
US2934184A Fastener and closure device
US2925982A Channel biased ballast holddown
US2858418A Luminaire attachment
US2930459A Cover fastener
US2669651A Planar translucent light shade
US2416633A Light fixture
US2335218A Lighting fixture
US1829572A Globe holder