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.
# | Country | Total Patents | |
---|---|---|---|
#1 | France | 6 | |
#2 | Austria | 3 | |
#3 | United States | 3 | |
#4 | Germany | 2 | |
#5 | Switzerland | 1 | |
#6 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Optics | |
#2 | Organic fine chemistry | |
#3 | Foods and drinks | |
#4 | Basic materials chemistry | |
#5 | Transport |
# | Name | Total Patents |
---|---|---|
#1 | Rosenberg Ignaz | 2 |
#2 | Elbel Karl | 2 |
#3 | Krecke Friedrich | 1 |
#4 | Kalle Co | 1 |
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. |