Patents by Inventor Egon Oelkers

Egon Oelkers 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).

  • Use of carboxylic acid esters as a fragrance substance
    Patent number: 8389466
    Abstract: A description is provided of the use of certain carboxylic acid esters as a fragrance substance, preferably as a fragrance substance for conveying, modifying and/or intensifying one, two or all the fragrance notes fruity and green, preferably both the fragrance notes fruity and green.
    Type: Grant
    Filed: April 3, 2009
    Date of Patent: March 5, 2013
    Assignee: Symrise AG
    Inventors: Johannes Panten, Egon Oelkers, Joachim Correll, Pierre Kurzenne
  • USE OF CARBOXYLIC ACID ESTERS AS A FRAGRANCE SUBSTANCE
    Publication number: 20110104092
    Abstract: A description is provided of the use of certain carboxylic acid esters as a fragrance substance, preferably as a fragrance substance for conveying, modifying and/or intensifying one, two or all the fragrance notes fruity and green, preferably both the fragrance notes fruity and green.
    Type: Application
    Filed: April 3, 2009
    Publication date: May 5, 2011
    Inventors: Johannes Panten, Egon Oelkers, Joachim Correll, Pierre Kurzenne
  • 6-methyl-4-(2?,2?,3?-trimethyl-3?-cyclopenten-1?-yl)-2-cyclohexen-1-ol as sandal odoriferous substance
    Patent number: 7569733
    Abstract: The invention relates to a compound of the formula (VII) to an odoriferous substance or aroma composition comprising such a compound, and to a perfumed or aromatized product comprising such a compound. The invention furthermore relates to the use of a compound of the formula (VII) as an odoriferous substance and/or for improving fixation of an odoriferous substance or aroma composition. The invention moreover relates to a method for producing a compound of the formula (VII), to a method for producing a precursor of the compound of the formula (VII) and to the precursor itself. It moreover relates to a method for producing, enhancing or modifying a sandalwood odor in a mixture.
    Type: Grant
    Filed: September 12, 2008
    Date of Patent: August 4, 2009
    Assignee: Symrise GmbH & Co. KG
    Inventors: Constanze Brocke, Marcus Eh, Egon Oelkers
  • 6-METHYL-4-(2',2',3'-TRIMETHYL-3'-CYCLOPENTEN-1'-YL)-2-CYCLOHEXEN-1-OL AS SANDAL ODORIFEROUS SUBSTANCE
    Publication number: 20090081140
    Abstract: The invention relates to a compound of the formula (VII) to an odoriferous substance or aroma composition comprising such a compound, and to a perfumed or aromatized product comprising such a compound. The invention furthermore relates to the use of a compound of the formula (VII) as an odoriferous substance and/or for improving fixation of an odoriferous substance or aroma composition. The invention moreover relates to a method for producing a compound of the formula (VII), to a method for producing a precursor of the compound of the formula (VII) and to the precursor itself. It moreover relates to a method for producing, enhancing or modifying a sandalwood odor in a mixture.
    Type: Application
    Filed: September 12, 2008
    Publication date: March 26, 2009
    Applicant: SYMRISE GmbH & Co. KG
    Inventors: Constanze Brocke, Marcus Eh, Egon Oelkers
  • Denaturant for ethanol
    Patent number: 5968535
    Abstract: The invention relates to a denaturant for ethanol, to ethanol comprising this denaturant and to cosmetic products comprising this denatured ethanol.
    Type: Grant
    Filed: April 1, 1998
    Date of Patent: October 19, 1999
    Assignee: Haarmann & Reimer GmbH
    Inventors: Gerd Mansfeld, Egon Oelkers, Klaus Peters
  • Methylcyclododecatri-2,5,9-en-1-ols, a process for their preparation, and their use
    Patent number: 4853368
    Abstract: The invention relates to new methylcyclododecatri-2,5,9-en-1-oles of formula ##STR1## in which one of the dashed lines represents a double bond and the other a single bond, and the endocyclic double bonds may be cis- and trans-configured,a process for their preparation and their use as scents.
    Type: Grant
    Filed: March 22, 1988
    Date of Patent: August 1, 1989
    Assignee: Haarmann & Reimer GmbH
    Inventors: Jurgen Neinhaus, Rudolf Hopp, Wilhelm Gottsch, Egon Oelkers