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CORP OF CHEM FAB GRIESHEIM ELEKTRON

Overview
  • Total Patents
    26
About

CORP OF CHEM FAB GRIESHEIM ELEKTRON has a total of 26 patent applications. Its first patent ever was published in 1908. It filed its patents most often in United States. Its main competitors in its focus markets basic materials chemistry, organic fine chemistry and textiles and paper are FARBWERKE VORMALS MEISTER LUCIUS & BRUENING, DAVID ALEXANDER WHYTE FAIRWEAT and GEN ANILINE WORKS INC.

Patent filings in countries

World map showing CORP OF CHEM FAB GRIESHEIM ELEKTRONs patent filings in countries
# Country Total Patents
#1 United States 26

Patent filings per year

Chart showing CORP OF CHEM FAB GRIESHEIM ELEKTRONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Laska August Leopold 10
#2 Zitscher Arthur 5
#3 Singer Fritz 5
#4 Kunert Felix 3
#5 Schnitzspahn Karl 3
#6 Acker Edwin 2
#7 Hankel Martin 1
#8 List Georg 1
#9 Reyher Rudolf 1
#10 Merkel Franz 1

Latest patents

Publication Filing date Title
US1200726A Process for the manufacture of alkali salts of nitrosamins of primary aromatic amins.
US1175539A Process for dyeing pelts, hairs, feathers, and the like.
US1150152A Process of making alizarin.
US1119546A Process of making anthraquinone.
US1122564A Condensation products from the arylamids of 2.3-oxynaphthoic acid and formaldehyde and azo dyestuffs therefrom and process of making same.
US1127027A Process of producing dyestuffs on the fiber by means of the one-bath method.
US1103383A Process of making anthraquinone.
US1101111A Process of making the arylamids of 2.3-oxynaphthoic acid.
US1091148A Disazo dyestuff.
US1094448A Yellow disazo dyes for cotton and process of making them.
US1079568A Vat dyestuff.
US1084363A Yellow monoazo dyes and process of making them.
US1049109A Violet cotton-dyes.
US1042356A Disazo dyes and process of making them.
US1034853A Azo dyes for lakes.
US1044933A Process of making vat dyes of the anthracene series.
US1001286A Disazo dyes and process of making same.
US999045A Manufacture of brown sulfurized vat dyestuffs.
US999062A Manufacture of anthranol.
US976401A Monoazo dye for lakes.