Patents by Inventor Marcus Eh

Marcus Eh 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).

  • Sandal Fragrances
    Publication number: 20060281648
    Abstract: A compound of formula (Ia) or (Ib), wherein in each of formulae (Ia) and (Ib) R1 and R2, independently of one another, are H or CH3, and the use thereof as a sandalwood fragrance.
    Type: Application
    Filed: June 8, 2006
    Publication date: December 14, 2006
    Applicant: Symrise GmbH & Co. KG
    Inventor: Marcus EH
  • Alicyclic esters having a musky smell
    Patent number: 7064102
    Abstract: The invention relates to novel alicyclic esters, methods for the their preparation, their use as fragrances and also perfumed products and fragrance mixtures containing the compounds according to the invention.
    Type: Grant
    Filed: March 29, 2003
    Date of Patent: June 20, 2006
    Assignee: Symrise GmbH & Co, KG
    Inventor: Marcus Eh
  • Depot preparations
    Publication number: 20060111269
    Abstract: The present invention relates to depot preparations for the targeted release of an aldehyde together with two carboxylic acids, where the released aldehydes are organoleptic substances, specifically fragrances or flavorings, and these depot preparations are prepared by reacting aldehydes with carboxylic anhydrides.
    Type: Application
    Filed: January 5, 2006
    Publication date: May 25, 2006
    Inventors: Marcus Eh, Horst Surburg, Steffen Sonnenberg
  • Novel alicyclic esters having a musky smell
    Publication number: 20050182273
    Abstract: The invention relates to novel alicyclic esters, methods for the their preparation, their use as fragrances and also perfumed products and fragrance mixtures containing the compounds according to the invention.
    Type: Application
    Filed: March 29, 2003
    Publication date: August 18, 2005
    Inventor: Marcus Eh
  • Macrocyclic ketones
    Patent number: 6815413
    Abstract: Lower alkyl- and lower alkylidene-substituted, saturated or unsaturated cyclohexadecanones are grand fragrances with muscone note with which perfumes with new odor notes can be prepared.
    Type: Grant
    Filed: August 2, 2001
    Date of Patent: November 9, 2004
    Assignee: Symrise GmbH & Co. KG
    Inventors: Marcus Eh, Ingo Wöhrle
  • Depot preparations
    Publication number: 20030114352
    Abstract: The present invention relates to depot preparations for the targeted release of an aldehyde together with two carboxylic acids, where the released aldehydes are organoleptic substances, specifically fragrances or flavorings, and these depot preparations are prepared by reacting aldehydes with carboxylic anhydrides.
    Type: Application
    Filed: August 16, 2002
    Publication date: June 19, 2003
    Inventors: Marcus Eh, Horst Surburg, Steffen Sonnenberg
  • 1,4-Dioxacylcloalkane-2-one and 1,4-dioxacycloalkene-2-one
    Patent number: 6573391
    Abstract: The present invention relates to novel macrocyclic compounds, and to their preparation and use in perfumes. Specifically, the present invention relates to novel 1,4-dioxacycloalkan-2ones and 1,4-dioxzcycloaken-2-ones.
    Type: Grant
    Filed: March 21, 2002
    Date of Patent: June 3, 2003
    Assignee: Haarmann & Reimer GmbH
    Inventors: Marcus Eh, Peter Wörner
  • Depot preparations
    Publication number: 20030083376
    Abstract: The invention relates to depot preparations for the targeted release of an aldehyde or ketone together with an alcohol and a carboxylic acid, where the released aldehydes or ketones are organoleptic substances, specifically fragrances or flavorings.
    Type: Application
    Filed: August 16, 2002
    Publication date: May 1, 2003
    Inventors: Marcus Eh, Horst Surburg, Heinz-Juergen Bertram, Steffen Sonnenberg
  • Novel macrocyclic ketones
    Publication number: 20020055453
    Abstract: Lower alkyl- and lower alkylidene-substituted, saturated or unsaturated cyclohexadecanones are grand fragrances with muscone note with which perfumes with new odor notes can be prepared.
    Type: Application
    Filed: August 2, 2001
    Publication date: May 9, 2002
    Inventors: Marcus Eh, Ingo Wohrle