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RHEINISCHE KAMPFER FABRIK GMBH

Overview
  • Total Patents
    21
About

RHEINISCHE KAMPFER FABRIK GMBH has a total of 21 patent applications. Its first patent ever was published in 1922. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets organic fine chemistry and machines are SHANDONG LECRON ENERGY SAVING NEW MATERIAL CO LTD, ROHM AND HAAS G M B H and JIANGSU JIAMAI CHEMICAL CO LTD.

Patent filings in countries

World map showing RHEINISCHE KAMPFER FABRIK GMBHs patent filings in countries
# Country Total Patents
#1 United States 15
#2 United Kingdom 5
#3 Canada 1

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Karl Schollkopf 15
#2 Arthur Serini 11
#3 Siegfried Skraup 1
#4 Sandkuhl Hermann 1

Latest patents

Publication Filing date Title
GB366727A Process for the production of camphene
US1902904A Process for preparing thymol
GB347931A Production of ketones from secondary alcohols
GB345517A A process for preparing cineol-containing oil mixtures
US1904545A Process for preparing pure optically inactive menthol
US1776671A Process for making inactive menthol
US1776669A Process for making inactive menthol
US1776668A Process for making inactive menthol
US1776670A Process for making inactive menthol
US1776667A Process for making inactive menthol
GB298600A A process for preparing thymol
GB293753A A process for preparing thymol
US1886311A Process for preparing thymol
US1776088A Process for making inactive menthol
US1776087A Process for making inactive menthol
US1773500A Manufacture of inactive menthol
US1672346A Purification of inactive menthol
US1629002A Manufacturing menthol
US1645974A Substituting halogen
US1625771A Manufacture of menthol