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DOYEN LOUIS

Overview
  • Total Patents
    24
About

DOYEN LOUIS has a total of 24 patent applications. Its first patent ever was published in 1906. It filed its patents most often in France, United States and Australia. Its main competitors in its focus markets packaging and shipping, textiles and paper and machines are WINDMOLLER & HOLSCHER FA, EDNA MAY BERGSTEIN and BELL ENGINEERING SLOUGH LTD.

Patent filings per year

Chart showing DOYEN LOUISs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Doyen Louis 20
#2 Doyen Leon 2

Latest patents

Publication Filing date Title
FR2891188A1 Thermal welding and cutting procedure for complex films based on synthetic materials e.g. for supple packaging employs two jaws, one angled and one flat
FR2747370A1 Container made of flexible material made from sheets or films of synthetic material
AU3635493A Container made of flexible material, method and installation for its fabrication
FR2695065A1 Process and plant for the manufacture of containers in flexible material.
FR2687985A1 Container of flexible material, method and installation for its manufacture.
US3583132A Sterile chamber for the packaging of various products
US3514061A Support for a sachet containing a liquid,powder or similar products
US3502521A Method of producing plastic containers
AU778413B Improved method for colouring and preparing the surface of wood for the manufacture of violins, pianos, cabinet work
US1135167A Method of coloring wood.
GB191301063A Improved Process for Treating Wood.
CA732941A Container of plastic material and method of producing same