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SNIA VISCOSA

Overview
  • Total Patents
    1,645
About

SNIA VISCOSA has a total of 1,645 patent applications. Its first patent ever was published in 1927. It filed its patents most often in France, United Kingdom and Germany. Its main competitors in its focus markets textiles and paper, organic fine chemistry and macromolecular chemistry and polymers are TOYO RAYON CO LTD, CELANESE CORP and ALLIED CHEM.

Patent filings per year

Chart showing SNIA VISCOSAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Siclari Francesco 75
#2 Notarbartolo Luigi 40
#3 Angelini Gianfranco 38
#4 Muench Werner 37
#5 Siclari F 29
#6 Corrado Giovanni 26
#7 Leoni Roberto 25
#8 Paoletti Ugo 25
#9 Baldini Alberto 24
#10 Sopino Bruno 24

Latest patents

Publication Filing date Title
US4444832A Process for obtaining reinforced cellular materials based on unsaturated polyester resins
CA1172409A Process for obtaining cellular materials based on unsaturated polyester resins
JPS5813712A Continuous production of viscose rayon fiber
GB2081272A Cellular moulded cross-linked unsaturated polyester resins
FR2508937A1 Process for the continuous production of high-white viscose radius yarns
SU1143317A3 Method of continuous producing of yarn from viscose rayon with high degree of whiteness
JPS588114A Continuous spinning of viscose rayon
JPS588115A Continuous spinning of viscose rayon
DE3125269A1 Process for continuous production of viscose rayon yarns of high whiteness
ES8203995A1 Procedure for the continuous obtaining of viscosa rayon threads
US4404157A Process for the continuous production of viscose rayon yarns having high degree of whiteness
ES8203991A1 Improved procedure for the continuous rayon spinning of viscosa
JPS5725413A Wet spinning of polypyrrolidone
US4381186A Process for dyeing polyamidic textile materials, in particular high dyeing speed polyamides with acid dyes and alkaline reactants
GB2071667A Acetyl Derivatives of Cellulose
US4361532A Process for the continuous spinning of viscose rayon
DE3100466A1 Knitted garment and process for producing it
BR8100099A Piece of clothes in knitted fabric and the process for its manufacturing
JPS57112438A Knitted fabric and method
PT72235A Knitted garment and process for manufacturing the same