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SGN

Overview
  • Total Patents
    126
About

SGN has a total of 126 patent applications. Its first patent ever was published in 1909. It filed its patents most often in France, United States and Switzerland. Its main competitors in its focus markets materials and metallurgy, chemical engineering and electrical machinery and energy are SERPEK OTTOKAR, CLIMAX CHEM and OZONIA AG.

Patent filings per year

Chart showing SGNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Des Nitrures Societe Generale 23
#2 Serpek Ottokar 19
#3 Bunet Paul 3
#4 Badin Adrien 3
#5 Gouiffes-Natali Marie-Stephane 2
#6 Matignon Artheme 2
#7 Baume Joseph Michet De La 1
#8 Carpentier Serge 1
#9 Tassigny Christian De 1

Latest patents

Publication Filing date Title
EP1555670A1 Method of preventing unauthorized duplication of an optical disc by authentification of a physical parameter, manufacturing process of such an optical disc and an optical disc thus obtained
FR2645673A1 ASBESTOS-FREE FILTER CANDLE FOR FILTERING HOT RADIOACTIVE GASES
US1233926A Process for the manufacture of aluminum nitrid.
GB101091A Process for the Manufacture of Aluminium Nitride.
GB191511271A Process and Apparatus for the Manufacture of Aluminium Nitride.
US1212119A Process of producing aluminium nitrid.
US1196657A Process for the fixation of nitrogen by means of ferro-aluminium.
GB191504287A Improvement in Processes for the Fixation of Nitrogen by means of Ferro-aluminium.
US1143482A Process of manufacture of aluminium nitrid.
GB191424533A Process of Manufacture of Aluminium Nitride.
US1145748A Electric furnace.
US1196639A Process of fixation of nitrogen.
CA174685A Nitrogen fixation
GB191422586A Process of Fixation of Nitrogen.
US1217842A Process of carrying out chemical reactions.
US1155840A Process of fixing nitrogen.
CA194796A Nitrogen process
US1198965A Process for fixing nitrogen by means of ferro-aluminium or other ferro-alloys.
GB191328071A Process for the Fixation of Nitrogen by Means of Ferro-aluminium or other Ferro Compounds.
GB191327971A Process for Fixing Nitrogen by Means of Ferro-aluminium.