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HUNTER DOUGLAS INT QUEBEC LTD

Overview
  • Total Patents
    170
About

HUNTER DOUGLAS INT QUEBEC LTD has a total of 170 patent applications. Its first patent ever was published in 1960. It filed its patents most often in United Kingdom, France and Belgium. Its main competitors in its focus markets civil engineering, machine tools and mechanical elements are SUMMY GENE, PACC SYSTEMS I P LLC and BEMOFENSTERBAU GMBH.

Patent filings in countries

World map showing HUNTER DOUGLAS INT QUEBEC LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 42
#2 France 33
#3 Belgium 29
#4 United States 19
#5 Austria 16
#6 Germany 16
#7 Denmark 13
#8 Spain 1
#9 Ireland 1

Patent filings per year

Chart showing HUNTER DOUGLAS INT QUEBEC LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Evert Blok Dirk 8
#2 Spangenberg Robbert Ernst 5
#3 Cridland Geoffrey Charles 4
#4 Pender John Gerrit 4
#5 Cullen Christopher Samuel 4
#6 Taylor Alfred Charles 3
#7 Emil Hensel Erich 3
#8 Morley Lawrence John 2
#9 Hirashiki James 2
#10 Charles Taylor Alfred 2

Latest patents

Publication Filing date Title
GB1048879A Improvements in or relating to an angle bar suitable for supporting ceiling or wall panels
US3256928A Ladder cord for venetian blinds
GB1059337A A bearing support unit for the ladder rolls of a venetian blind
GB998408A Screens or blinds
US3189082A Device for fastening ladder tapes or ladder cords to a tilt rod of a venetian blind
US3299602A Structural panel
US3276333A Road screen
GB1031214A A bearing for a rotatable shaft of a venetian blind
GB1027711A A venetian blind
GB1001671A Venetian blind
GB1007045A A securing device for venetian blinds
GB994034A A suspension device for a ceiling carrier
US3212224A Ceiling or wall paneling structure
GB1032783A Improvements in or relating to to venetian blinds
GB982799A A column comprising a rectangular frame and a method for the manufacture of such a column with machined surfaces
US3188695A Ceiling panel support and edge closure assembly
GB976886A Venetian blind
GB974772A A self-braking driving device for the operating shaft of a venetian blind, rolling-shutter or similar closure means
US3212164A Apparatus for punching slat assemblies
GB947551A A metal construction element having means for electrically insulating parts thereof