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DUPASQUIER JOSEPH H

Overview
  • Total Patents
    11
About

DUPASQUIER JOSEPH H has a total of 11 patent applications. Its first patent ever was published in 1955. It filed its patents most often in Canada and United States. Its main competitors in its focus markets textiles and paper and machines are NORDISKAFILT AB ALBANY, KUFFERATH FRANZ F and ASTEN S C V.

Patent filings in countries

World map showing DUPASQUIER JOSEPH Hs patent filings in countries
# Country Total Patents
#1 Canada 7
#2 United States 4

Patent filings per year

Chart showing DUPASQUIER JOSEPH Hs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Dupasquier Joseph H 11

Latest patents

Publication Filing date Title
US4050630A Composite elongated steam chamber
CA979255A Composite multiple and incrementally-controlled steam chamber for applying dried steam to a pulp mat
CA963301A Composite steam chamber for use on a traveling pulp mat
US3242587A Apparatus for concentrating a blanket of dry steam for an extended area on a pulp mat
US2809867A Upwardly directed steam shower assembly
US2838982A Apparatus for applying dried steam to a pulp mat to evaporate water therefrom
CA570261A Upwardly directed steam shower assembly
CA672579A Limitable steam shower assembly
CA803757A Apparatus for delivering dry steam proportionately over extended areas of an upwardly traveling pulp mat
CA764197A Apparatus for concentrating a blanket of dry steam for an extended area on a pulp mat