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SIEGLE & CO G M B H G

Overview
  • Total Patents
    41
About

SIEGLE & CO G M B H G has a total of 41 patent applications. Its first patent ever was published in 1908. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets basic materials chemistry, macromolecular chemistry and polymers and materials and metallurgy are SIEGLE & CO GES MIT BESCHRAENK, CIE NAT MATIERES COLORANTES and WATANABE TETSUYA.

Patent filings in countries

World map showing SIEGLE & CO G M B H Gs patent filings in countries
# Country Total Patents
#1 Germany 23
#2 France 10
#3 United Kingdom 4
#4 Belgium 2
#5 United States 2

Patent filings per year

Chart showing SIEGLE & CO G M B H Gs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zeisberger Dr Robert 6
#2 Schwarz Dr Adolf 3
#3 Goeb Dr-Ing August 3
#4 Schwarz Adolf Dr 2
#5 Heckl Dr Leonhard 2
#6 Dossmann Dr Paul 2
#7 Huezel Dr Elisabeth 1
#8 Koenig Rolf Dr 1
#9 Schredt Dr Herbert 1
#10 Dossmann Paul Dr 1

Latest patents

Publication Filing date Title
GB1298644A Fluorescent pigments
DE1216296B Process for the production of gold mercaptides
DE1258823B Process for the production of finely dispersed, crystallization-resistant phthalocyanine pigments which contain the beta modification
DE1232963B Ultraviolet protection agent for organic substances
DE1207192B Process for comminuting dry pigments
DE1260433B Flocculation-resistant, strongly colored copper phthalocyanine pigment mixtures
DE1263203B Process for the production of strong, powdery pigment preparations for rubber
DE1226024B Process for the production of novel ceramic colored bodies
DE1197184B Process for the production of a non-thickening, ready-to-paint red lead paint
DE1197430B Process for the production of a greenish, deeply colored copper phthalocyanine deralpha modification
DE1225598B Process for the production of finely divided and strongly colored pigments
DE1187219B Process for the production of a greenish, strongly colored copper phthalocyanine of the alpha modification, which is resistant to crystallization and flocculation
DE1164978B Process for the production of a finely dispersed ª ‰ modification of phthalocyanine pigment dyes
DE1022723B Process for rendering non-lightfast cinnabar lightfast
DE1007907B Process for the production of cadmium color pigments
DE739907C Process for the preparation of water-insoluble monoazo dyes
DE767072C Process for the preparation of 3-nitro-4-aminotoluene
DE747247C Manufacture of colored lacquers
DE740446C Process for the preparation of 2-oxynaphthalene-3-carboxylic acid
DE863801C Process for the preparation of substituted Acetessignitraniliden