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SCHLESISCHE ZELLWOLLE AG

Overview
  • Total Patents
    29
About

SCHLESISCHE ZELLWOLLE AG has a total of 29 patent applications. Its first patent ever was published in 1936. It filed its patents most often in France, United Kingdom and Germany. Its main competitors in its focus markets textiles and paper, macromolecular chemistry and polymers and measurement are SCHLESISCHE ZELLWOLLE AKTIENGE, AMERICAN PATENTS CORP and RUDOLF LINKMEYER.

Patent filings in countries

World map showing SCHLESISCHE ZELLWOLLE AGs patent filings in countries
# Country Total Patents
#1 France 13
#2 United Kingdom 10
#3 Germany 6

Patent filings per year

Chart showing SCHLESISCHE ZELLWOLLE AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Moldenhauer Dr Otto 2
#2 Opderbeck Dr Fritz 1
#3 Wachendorff Dipl-Ing Ernst 1
#4 Wachendorff Ernst 1
#5 Kummer Rudolf 1
#6 Hove Dr-Ing Hugo Vom 1
#7 Opfermann Dr Erich 1
#8 Doerr Richard-Eugen Dipl-Ing 1

Latest patents

Publication Filing date Title
GB519248A Apparatus for assembling uniform stacks, or packs of cellulose slabs, leaves or sheets
GB508338A Improved method of producing a matured alkali cellulose from an alkaline digested cellulose pulp
GB517047A Process for the production of films, foils, filaments or the like of regenerated cellulose
GB501495A Improvements in or relating to the manufacture of filaments, foils and other structures from viscose
GB504087A Improvements in or relating to the manufacture of foils, filaments and other structures from viscose
GB509085A Improvements in or relating to the production of coloured filaments, foils or other structures from viscose
GB499671A Process for curling regenerated cellulose fibres
GB489401A Method of and apparatus for the continuous subsequent treatment and drying of cellulose wool in web form