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NIGU CHEMIE GMBH

Overview
  • Total Patents
    72
About

NIGU CHEMIE GMBH has a total of 72 patent applications. Its first patent ever was published in 1977. It filed its patents most often in Germany, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets organic fine chemistry, basic materials chemistry and environmental technology are PROLIGO LLC, GAO XIAOLIAN and LINDEN TECHNOLOGIES INC.

Patent filings per year

Chart showing NIGU CHEMIE GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schmid Bernhard 27
#2 Semmler Peter 27
#3 Gast Eduard 26
#4 Stengele Klaus-Peter 18
#5 Recker Christian 12
#6 Kern Norbert 10
#7 Pfleiderer Wolfgang 9
#8 Giegrich Heiner 6
#9 Buehler Sigrid 6
#10 Kiesewetter Erwin 5

Latest patents

Publication Filing date Title
US2004175741A1 Photolabile protective groups for improved processes to prepare oligonucleotide arrays
DE10064285C1 Gas generator fuel composition and its use
EP1289910A1 Autoignition powders for thermal fuses used in airbag gas generators
CZ20024237A3 Rapid ignition powder for thermal fuses used in airbag gas generators
DE10011400A1 Targeted photolytic deprotection of nucleoside derivatives, useful for synthesis of DNA chips, includes coating with a gel or viscous liquid before illumination
DE10003834A1 Process for the preparation of 1-methyl-3-nitroguanidine
DE19952113A1 Nucleoside derivatives with photolabile protecting groups
DE19947332A1 Multi-stage production of 3-Alkyl-N-nitro-4H-1,3,5-oxadiazine-4-imine compounds from alkylamine and nitric acid via alkylammonium nitrate, alkylguanidine nitrate and alkylnitroguanidine
DE19946597A1 Stabilized guanidine thiocyanate and its use
DE19939609A1 Pure 1-methyl-3-nitroguanidine preparation in high yield for use as insecticide intermediate, by reacting cyanogen halide with methylamine then ammonium nitrate and dehydrating product
DE19812372A1 Gas generator fuels
DE19805976C1 Pre-ignition powder for thermal safety device for car air-bags
DE19620171A1 Process for the catalytic hydrogenation of terpenoids
BR9407761A Gas generator thruster
DE4405546A1 Process for the recovery of guanidine salts
DE2745775A1 Purifying nitro-guanidine prepd. from guanidine nitrate - by heating opt. with water to expel residual acid
DE2745774A1 PROCESS FOR THE PRODUCTION OF NITROGUANIDINE
DE2745782A1 Nitro-guanidine prepn. from guanidine carbonate - by dehydrating with conc. sulphuric acid and low temp. reaction with nitric acid