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RHEINISCHE KAMPFER FABRIK GES

Overview
  • Total Patents
    23
About

RHEINISCHE KAMPFER FABRIK GES has a total of 23 patent applications. Its first patent ever was published in 1923. It filed its patents most often in Switzerland, United Kingdom and United States. Its main competitors in its focus markets organic fine chemistry are CHENGDU AO KA TE TECH CO LTD, DERIVES DE L ACETYLENE S I D A and SANABO FABRIK CHEMISCHER UND P.

Patent filings in countries

World map showing RHEINISCHE KAMPFER FABRIK GESs patent filings in countries
# Country Total Patents
#1 Switzerland 15
#2 United Kingdom 7
#3 United States 1

Patent filings per year

Chart showing RHEINISCHE KAMPFER FABRIK GESs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Haftung Rheinische Kampfer-Fab 15
#2 Otto Hirschler 1
#3 Siegfried Skraup 1

Latest patents

Publication Filing date Title
GB375678A Process for the manufacture of cresol ethers alkylated in the nucleus
US1838456A Process for the production of alpha cineol-containing oil mixture
GB341654A A process for preparing pure inactive menthol
GB312907A A process for preparing thymol
GB309031A A process for preparing thymol
GB325855A Process for the propylation of ortho-and para-cresol
GB202975A Improvements in and relating to the production of aromatic sulphonic acids