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CHEM FAB GRUENAU VEB

Overview
  • Total Patents
    14
About

CHEM FAB GRUENAU VEB has a total of 14 patent applications. Its first patent ever was published in 1953. It filed its patents most often in France, Germany and Austria. Its main competitors in its focus markets textiles and paper, biotechnology and organic fine chemistry are TONGXIANG PUYUAN WOOLEN KNITTING TECH SERVICE CENTER, CHANGSHU HUAYI WEAVING CO LTD and WUWEI RONGHUA BRISTLE BRUSH PRODUCTS CO LTD.

Patent filings in countries

World map showing CHEM FAB GRUENAU VEBs patent filings in countries
# Country Total Patents
#1 France 6
#2 Germany 5
#3 Austria 1
#4 Belgium 1
#5 United Kingdom 1

Patent filings per year

Chart showing CHEM FAB GRUENAU VEBs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Selle Hans-Dieter 6
#2 Ruhnau Angela 3
#3 Schuricht Wolfgang 1
#4 Selle Hans Dieter 1
#5 Kuschfeldt Gerhard 1
#6 Reissmann Herbert 1
#7 Schober Dipl-Ing Johannes 1
#8 Ruhnau Angelika 1
#9 Hoffmann Otto 1

Latest patents

Publication Filing date Title
DE1062086B Process and solution for the production of phosphate layers on iron, aluminum, zinc and magnesium
GB812111A Method of improving the dyeability of polyester fibres
DE1041464B Process to increase the dyeability of polyester fibers
DE1059912B Process for the production of amphoteric surface-active protein compounds
DE1010525B Process for the production of pure, concentrated aqueous solutions of protein condensation products and the by-products resulting from the condensation
DE970958C Process for the production of active washing protein fatty acid condensation products