Patents by Inventor Gehard Krammer

Gehard Krammer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Disubstituted Tetrathianes as Fragrances or Flavourings
    Publication number: 20080242585
    Abstract: The use (i) of a compound of formula 2 wherein R3 and R4 independently of one another represent a C2-C4-alkyl or -alkenyl radical or (ii) of a mixture consisting of or comprising: at least one such compound of formula 2 as well as at least one compound of formula 1 and/or at least one compound of formula 3, wherein R1, R2, R3, R4, R5 and R6 independently of one another represent a C2-C4-alkyl or -alkenyl radical, as a fragrance or flavouring is described.
    Type: Application
    Filed: September 9, 2005
    Publication date: October 2, 2008
    Applicant: SYMRISE GMBH & CO. KG
    Inventors: Frank Ott, Gunter Kindel, Jakob Ley, Gehard Krammer, Claus-Oliver Schmidt, Peter Schieberle, Michael Granvogl