Patents by Inventor Otto Grather

Otto Grather 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).

  • Perfume delivery systems based on inorganic nano particles
    Publication number: 20060263898
    Abstract: Nano-sized delivery systems consisting of an inorganic nano particle moiety covalently bonded to at least one organic pro-perfume or pro-drug moiety are disclosed. The systems of the invention are able to deliver perfuming or pharmaceutical active ingredients. Other aspects of the present invention include the use of such systems in perfumery as well as the perfuming compositions or perfumed articles that incorporate these delivery systems.
    Type: Application
    Filed: May 1, 2006
    Publication date: November 23, 2006
    Inventors: Walter Paget, Otto Grather, Ralph Nonninger, Christian Goebbert, Rainer Wittmer
  • Cyclic compounds and their use as precursors of fragrant alcohols
    Publication number: 20030148901
    Abstract: Compounds of the formula 1
    Type: Application
    Filed: January 30, 2003
    Publication date: August 7, 2003
    Inventors: Eric Frerot, Jean-Yves Billard De Saint-Laumer, Otto Grather
  • Cyclic compounds and their use as precursors of fragrant alcohols
    Publication number: 20020169087
    Abstract: Compounds of the formula: 1
    Type: Application
    Filed: April 2, 2002
    Publication date: November 14, 2002
    Applicant: FIRMENICH S.A
    Inventors: Andreas Herrmann, Jean-Yves Billard De Saint-Laumer, Otto Grather
  • Cyclic compounds and their use as precursors of fragrant alcohols
    Publication number: 20020032132
    Abstract: Compounds of the formula: 1
    Type: Application
    Filed: August 30, 2001
    Publication date: March 14, 2002
    Inventors: Eric Frerot, Adreas Herrmann, Jean-Yves Billard De Saint-Laumer, Otto Grather