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LILIENFELD LEON

Overview
  • Total Patents
    147
About

LILIENFELD LEON has a total of 147 patent applications. Its first patent ever was published in 1898. It filed its patents most often in Canada, Spain and United Kingdom. Its main competitors in its focus markets textiles and paper, macromolecular chemistry and polymers and machines are CELLULOSE HOLDINGS LTD, TEIJIN TWARON BV and LEON LILIENFELD DR.

Patent filings in countries

World map showing LILIENFELD LEONs patent filings in countries
# Country Total Patents
#1 Canada 76
#2 Spain 30
#3 United Kingdom 24
#4 United States 15
#5 Denmark 2

Patent filings per year

Chart showing LILIENFELD LEONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lilienfeld Leon 117
#2 Tedesko Victor 1

Latest patents

Publication Filing date Title
ES131222A1 A process for the manufacture of beverages and other foods containing ethanol.
ES127169A1 Procedures for the manufacture of new cellulosic materials and artificial materials thereof.
ES127163A1 Procedure for the manufacture of organic bases.
ES125100A1 Process for the manufacture of artificial yarns of cellulose compositions.
ES123912A1 Process for the manufacture of artificial yarns or other products of cellulose composition.
ES123023A1 Process for the manufacture of artificial yarns and other products of viscous substances.
ES122122A1 Procedure for the manufacture of artificial materials.
ES117403A1 Process for the manufacture of artificial materials, particularly cellulose derivatives threads.
ES117402A1 Procedure for the manufacture of new cellulose derivatives.
ES113558A1 Procedure to ennoble artificial wires.
ES110189A1 Treatment of artificial fibrous material.
US1140174A Artificial leather and process of making the same.
GB191414339A Process for the Manufacture of Solutions of Cellulose Xanthogenate.
GB191407317A Improvements in Finishing, Filling, Loading and Dressing Textile Fabrics and Spun Goods.
US1217028A Manufacture of artificial textile material and process of producing same.
US1217027A Film and process of producing same.
GB191313882A Improved Process for the Manufacture of Di-ethyl Sulphate.
US1074633A Process for the manufacture of diethyl sulfate.
GB191306387A Improved Manufacture of Plastic and Elastic Compositions, Artificial Filaments, Films, Coatings and the like Products.
GB191306035A A Process for the Manufacture and Production of Ethers of Cellulose, its Conversion Products and Derivatives.