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ASCHAFFENBURGER ZELLSTOFFWERKE

Overview
  • Total Patents
    301
About

ASCHAFFENBURGER ZELLSTOFFWERKE has a total of 301 patent applications. Its first patent ever was published in 1937. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets textiles and paper, organic fine chemistry and pharmaceuticals are CHEMPOLIS OY, TAN ZHENG and LEAF SCIENCES PTY LTD.

Patent filings in countries

World map showing ASCHAFFENBURGER ZELLSTOFFWERKEs patent filings in countries
# Country Total Patents
#1 Germany 118
#2 France 47
#3 United Kingdom 30
#4 Switzerland 29
#5 Canada 20
#6 Austria 19
#7 United States 18
#8 Finland 14
#9 Sweden 3
#10 Norway 2
#11 Belgium 1

Patent filings per year

Chart showing ASCHAFFENBURGER ZELLSTOFFWERKEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bernhauer Dr Konrad 26
#2 Bernhauer Konrad 20
#3 Bernhauer Konrad Dr 17
#4 Friedrich Dipl-Chem Dr Wilhelm 13
#5 Spaude Siegfried 12
#6 Ogait Alfred 12
#7 Prof Bernhauer Konrad Dr 10
#8 Friedrich Wilhelm Dr 9
#9 Ogait Dr Alfred 9
#10 Friedrich Wilhelm 9

Latest patents

Publication Filing date Title
GB1141165A Process for the manufacture of acrylic films
GB1107543A Apparatus for and a method of determining the degree of delignification of semi-chemical pulp during defibering
GB1129971A Improvements in and relating to apparatus for producing uniformly-moistened strips of material
GB1071666A Improved process for making newsprint
GB1044664A Improvements in and relating to the manufacture of newsprint paper, or pulp therefor
US3177110A Process for pretreating wood for the production of cellulose
US3243346A Thiazolidine-4-carboxylic acid and its esters in a hair compositions method
US3177112A Method for pretreating wood for the production of cellulose
DE1081466B Process for the production of homocysteine hydrochloride and / or homocysteine thiolactone hydrochloride
GB836757A Process for the production of supplementary feeding stuffs with apf action
GB845030A Process for breaking down vitamins of the b group into constituents thereof
GB824420A New compounds of the cobalamine group and process for the production thereof
US2893989A Process for producing cyano cobalamines
GB829439A New phenol ethers of vitamin bí¬factor iii
GB819046A Improvements in or relating to the preparation of cyano-cobalamine
GB847502A Improvements in the manufacture of waterproof moulded bodies
US2907703A Method for the production of cysteine hydrochloride
GB834910A Improvements in the electrolytic manufacture of cysteine hydrochloride
GB811874A Improvements in and relating to the bio-synthesis of vitamins
GB813722A Device for producing fibre fleece