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LIBERTY DIVERSIFIED IND INC

Overview
  • Total Patents
    14
About

LIBERTY DIVERSIFIED IND INC has a total of 14 patent applications. Its first patent ever was published in 1984. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets civil engineering, thermal processes and machines are GROVE DAVID, SIBA VERKEN AB and SENOX CORP.

Patent filings in countries

World map showing LIBERTY DIVERSIFIED IND INCs patent filings in countries
# Country Total Patents
#1 United States 11
#2 Canada 2
#3 EPO (European Patent Office) 1

Patent filings per year

Chart showing LIBERTY DIVERSIFIED IND INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Morris Richard J 10
#2 Kasner Gary P 4
#3 Stoll Mark S 3
#4 Stoll Mark 2
#5 Van Wey Scott Charles 2
#6 Vanwey Scott Charles 2
#7 Cooke Donald R 1
#8 Thorud Stanley R 1
#9 Pis Andy 1
#10 Feucht Mark A 1

Latest patents

Publication Filing date Title
US6450882B1 Precipitation resistant ridge vent
CA2233271A1 Ridge cap roof ventilator applied in assembled, rolled form and method of installing same
US5934995A Ridge cap roof ventilator applied in assembled, rolled form and method of making and installing
US5651734A Ridge cap roof ventilator applied in roll form and method of use
US5304095A Roof ventilator having longitudinally aligned folding sections
US5031974A Organizer cabinet
US5009565A Fork lift attachment
US4682727A Utility tote container
US4568212A Printer stand