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LAWRENCE DUCK COMPANY

Overview
  • Total Patents
    14
About

LAWRENCE DUCK COMPANY has a total of 14 patent applications. Its first patent ever was published in 1914. It filed its patents most often in United States and Canada. Its main competitors in its focus markets textiles and paper are APPLETON WIRE WORKS INC, NOVATECH SIEBE & TECH and ANHUI HUAYU UNIVERSAL FABRIC CO LTD.

Patent filings in countries

World map showing LAWRENCE DUCK COMPANYs patent filings in countries
# Country Total Patents
#1 United States 11
#2 Canada 3

Patent filings per year

Chart showing LAWRENCE DUCK COMPANYs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Textiles and paper

Focus technologies

Top inventors

# Name Total Patents
#1 Barrell William A 8
#2 William Flett 3
#3 Leonard Aitken 2
#4 Barrell William Alfred 1

Latest patents

Publication Filing date Title
US2172430A Single ply drier felt with asbestos facing
US2167542A Drier felt for paper machines
US2168928A Single ply asbestos faced drier felt
US2098995A Asbestos textile yarn
US2098993A Asbestos filled drier felt
US2098994A Asbestos-faced drier felt
US1621836A Bobbin magazine
US1525774A Shuttle-changing mechanism
US1525773A Automatic replenishing loom
US1375885A Automatic weft-replenishing loom
US1375886A Weft-replenishing loom
CA384295A Paper machine drier felt
CA371322A Asbestos-faced drier felt
CA371323A Asbestos-faced drier felt