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KALLE & CO

Overview
  • Total Patents
    16
About

KALLE & CO has a total of 16 patent applications. Its first patent ever was published in 1900. It filed its patents most often in France, Austria and United States. Its main competitors in its focus markets optics, organic fine chemistry and foods and drinks are TAKOMA TECHNOLOGY CO LTD, TAKOMA TECH CO LTD and UTSUMI YOSHIYUKI.

Patent filings in countries

World map showing KALLE & COs patent filings in countries
# Country Total Patents
#1 France 6
#2 Austria 3
#3 United States 3
#4 Germany 2
#5 Switzerland 1
#6 United Kingdom 1

Patent filings per year

Chart showing KALLE & COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Rosenberg Ignaz 2
#2 Elbel Karl 2
#3 Krecke Friedrich 1
#4 Kalle Co 1

Latest patents

Publication Filing date Title
GB190416602A Improvements in the Manufacture of Bromine Alkyl Acetamides
DE132322C Process for the preparation of alkali salts of the decomposition products formed by the alkaline hydrolysis of casein
US664955A Monoazo black dye and process of making same.
US661907A Brown sulfur dye and process of making same.
DE129031C Process for the preparation of easily soluble in water, resistant alkali salts of the decomposition products resulting from the alkaline hydrolysis of the native protein
US667689A Process of making black substantive sulfur dye.