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ZELLSTOFF TEXTILWERKE G M B H

Overview
  • Total Patents
    13
About

ZELLSTOFF TEXTILWERKE G M B H has a total of 13 patent applications. Its first patent ever was published in 1918. It filed its patents most often in Germany, Canada and France. Its main competitors in its focus markets textiles and paper, materials and metallurgy and packaging and shipping are ERSTE BOEHMISCHE KUNSTSEIDEFAB, BRITISH BEMBERG LTD and OSCAR FREIHERR VON KOHORN.

Patent filings in countries

World map showing ZELLSTOFF TEXTILWERKE G M B Hs patent filings in countries
# Country Total Patents
#1 Germany 9
#2 Canada 1
#3 France 1
#4 United Kingdom 1
#5 Greece 1

Patent filings per year

Chart showing ZELLSTOFF TEXTILWERKE G M B Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Leuchs Dr Karl 2
#2 Leuchs Karl 1
#3 Stein Dr Alfred 1

Latest patents

Publication Filing date Title
GB268783A Process of treating after spinning artificial silk made from viscose
DE450924C Process for the production of hollow artificial threads and other structures
DE441424C Process for the recovery of hemicellulose-free caustic soda from mercerization liquor
DE461749C Process for the production of rayon u. Like. Made of viscose
DE339050C Process for the felling of cellulose from viscose
DE331824C Process for the production of folded flat yarn from paper tapes
CA288449A Viscose silk processing
DE530508C Process for the production of rayon
DE479794C Device for the production of so-called air or light silk
DE467241C Process and device for the production of so-called air or light silk from viscose
DE491352C Device for spinning air or light silk