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DUROPLAST GMBH

Overview
  • Total Patents
    17
About

DUROPLAST GMBH has a total of 17 patent applications. Its first patent ever was published in 1961. It filed its patents most often in Switzerland, France and Belgium. Its main competitors in its focus markets machines and civil engineering are GEORG KAUFMANN FORMENBAU AG, FLUORODYNAMICS INC and HUANGSHI JINHONG MOULD CO LTD.

Patent filings in countries

World map showing DUROPLAST GMBHs patent filings in countries
# Country Total Patents
#1 Switzerland 4
#2 France 4
#3 Belgium 2
#4 Germany 2
#5 Austria 1
#6 Denmark 1
#7 Spain 1
#8 United Kingdom 1
#9 Sweden 1

Patent filings per year

Chart showing DUROPLAST GMBHs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Wilhelm Lehnhardt 3
#2 Lehnhardt Wilhelm 2
#3 Lenhardt W 1
#4 Mylius Hermann Dipl Ing 1

Latest patents

Publication Filing date Title
FR2018129A1 Two-part mould for fabricating one-piece closed - building construction units
DE1922916A1 Device for the continuous production of one-piece, in sjch closed components, in particular window frames and the like, from a glass fiber-reinforced casting resin with an embedded core and method for operating the device
DE1906631A1 Method and device for firmly connecting parts made of glass fiber reinforced plastic to one another, in particular components, e.g. Profile parts, window frames and the like.
ES266374A1 Procedure for the manufacture of objects, construction parts and similars of plastic material reinforced with glass fiber (Machine-translation by Google Translate, not legally binding)
GB920042A Improvements relating to the production of objects or parts from synthetic-resin material reinforced with glass fibre