Patents by Inventor Erling Sundt

Erling Sundt 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).

  • Esters of 1,3-dimethyl-but-3-en-1-yl, their utilization as perfuming and flavoring ingredients and compositions containing same
    Patent number: 4387047
    Abstract: Use of certain ester derivatives of 1,3-dimethyl-but-3-en-1-yl as perfuming and flavoring ingredients. These ester derivatives possess the following formula ##STR1## wherein symbol R represents a hydrogen atom, a saturated or an unsaturated, linear or branched lower alkyl having 1 to 6 carbon atoms, or an aryl radical. The compounds of formula (I) are new chemical entities.
    Type: Grant
    Filed: January 6, 1981
    Date of Patent: June 7, 1983
    Assignee: Firmenich SA
    Inventors: Erling Sundt, Walter Schenk, Roger Chappaz, Michel Joyeux
  • Cyclohexyl-pentanolides and their use in perfume
    Patent number: 4251398
    Abstract: New lactones having the formula ##STR1## wherein the cyclohexyl radical is bound to the carbon atoms at position 3 or 4 as indicated by the dotted lines, their use as perfuming ingredients and process for their preparation.
    Type: Grant
    Filed: October 23, 1979
    Date of Patent: February 17, 1981
    Assignee: Firmenich SA
    Inventors: Erling Sundt, Roland Aschiero, Walter Schenk
  • Flavoring with certain sulphur compounds
    Patent number: 4224351
    Abstract: New ketone-thiols and their use as perfuming and odor-modifying agents in the manufacture of perfumes and perfumed products, and as flavoring and taste-modifying agents in the preparation of foodstuffs in general and imitation flavors for foodstuffs, beverages, animal feeds, pharmaceutical preparations and tobacco products.A method for the preparation of said ketone-thiols.
    Type: Grant
    Filed: April 27, 1978
    Date of Patent: September 23, 1980
    Assignee: Firmenich SA
    Inventors: Erling Sundt, Gunther Ohloff
  • Perfumed articles containing 3-phenyl-cyclopent-2-en-1-one
    Patent number: 4173550
    Abstract: Method for improving, enhancing or modifying the odoriferous properties of perfumes or perfume products by incorporating therein a cyclopentanone derivative.
    Type: Grant
    Filed: October 23, 1978
    Date of Patent: November 6, 1979
    Assignee: Firmenich SA
    Inventors: Erling Sundt, Roland Aschiero
  • 3-Phenyl-cyclopent-2-en-1-one in perfume compositions
    Patent number: 4144200
    Abstract: Method for improving, enhancing or modifying the odoriferous properties of perfumes or perfume products by incorporating therein a cyclopentanone derivative.
    Type: Grant
    Filed: April 14, 1978
    Date of Patent: March 13, 1979
    Assignee: Firmenich SA
    Inventors: Erling Sundt, Roland Aschiero
  • Menthone-8-thiol, carvomenthone-8-thiol and process for preparing same
    Patent number: 4034044
    Abstract: New ketone-thiols and their use as perfuming and odor-modifying agents in the manufacture of perfumes and perfumed products, and as flavoring and taste-modifying agents in the preparation of foodstuffs in general and imitation flavors for foodstuffs, beverages, animal feeds, pharmaceutical preparations and tobacco products.A method for the preparation of said ketone-thiols.
    Type: Grant
    Filed: April 30, 1973
    Date of Patent: July 5, 1977
    Assignee: Firmenich S.A.
    Inventors: Erling Sundt, Gunther Ohloff
  • 7-Methyl-octahydro-1,4-methano-naphthalen-6-one
    Patent number: 4003935
    Abstract: Process for the preparation of cycloaliphatic compounds useful as perfuming and odor-modifying agents in the manufacture of perfumes and perfumed products, and as flavoring and taste-modifying agents in the aromatization of foodstuffs in general and imitation flavors for foodstuffs, beverages, animal feeds, pharmaceutical preparations and tobacco products.Composition of matter relating to some of said cycloaliphatic compounds which are new and perfume- and flavoring compositions containing same.
    Type: Grant
    Filed: February 27, 1976
    Date of Patent: January 18, 1977
    Assignee: Firmenich S.A.
    Inventor: Erling Sundt
  • Oxygenated decalin derivatives
    Patent number: 3989739
    Abstract: Oxygenated decalin derivatives, the use thereof as fragrances or odor-modifying agents, and methods for preparing the said derivatives.
    Type: Grant
    Filed: January 11, 1974
    Date of Patent: November 2, 1976
    Assignee: Firmenich S.A.
    Inventors: Paul A. Stadler, Albert Eschenmoser, Erling Sundt
  • 9-[9,12-Epoxy-ethyl]-4-methyl tricyclo[6.2.1.0.sup.2.7 ]undec-4-ene and 9-[9,12-epoxy-ethyl]-5-methyl tricyclo[6.2.1.0.sup.2.7 ]undec-4-ene odor-modifying agents
    Patent number: 3979338
    Abstract: Process for the preparation of cycloaliphatic compounds useful as perfuming and odor-modifying agents in the manufacture of perfumes and perfumed products, and as flavoring and taste-modifying agents in the aromatization of foodstuffs in general and imitation flavors for foodstuffs, beverages, animal feeds, pharmaceutical preparations and tobacco products.Composition of matter relating to some of said cycloaliphatic compounds which are new and perfume- and flavoring compositions containing same.
    Type: Grant
    Filed: December 2, 1975
    Date of Patent: September 7, 1976
    Assignee: Firmenich S.A.
    Inventor: Erling Sundt
  • Cycloaliphatic compounds as odor- and taste-modifying agents
    Patent number: 3968070
    Abstract: Process for the preparation of cycloaliphatic compounds useful as perfuming and odor-modifying agents in the manufacture of perfumes and perfumed products, and as flavoring and taste-modifying agents in the aromatization of foodstuffs in general and imitation flavors for foodstuffs, beverages, animal feeds, pharmaceutical preparations and tobacco products.Composition of matter relating to some of said cycloaliphatic compounds which are new and perfume- and flavoring compositions containing same.
    Type: Grant
    Filed: December 2, 1974
    Date of Patent: July 6, 1976
    Assignee: Firmenich S.A.
    Inventor: Erling Sundt
  • Flavoring agents comprising unsaturated butyrolactone derivatives and precursors thereof
    Patent number: 3961094
    Abstract: This specification relates to the use of some substituted 2-hydroxy-2-buten-4,1-olides and acid precursors thereof as flavoring agents for foodstuffs, animal feeds and beverages. The specification also includes a method for preparing the said olides by heating said precursors and a method for the preparation of one of said precursors.
    Type: Grant
    Filed: January 22, 1975
    Date of Patent: June 1, 1976
    Assignee: Firmenich S.A.
    Inventors: Paul Dietrich, Erling Sundt
  • Cycloaliphatic compounds as odour- and taste-modifying agents
    Patent number: 3953534
    Abstract: Process for the preparation of cycloaliphatic compounds useful as perfuming and odour-modifying agents in the manufacture of perfumes and perfumed products, and as flavouring and taste-modifying agents in the aromatization of foodstuffs in general and imitation flavours for foodstuffs, beverages, animal feeds, pharmaceutical preparations and tobacco products.Composition of matter relating to some of said cycloaliphatic compounds which are new and perfume- and flavouring compositions containing same.
    Type: Grant
    Filed: December 2, 1974
    Date of Patent: April 27, 1976
    Assignee: Firmenich S.A.
    Inventor: Erling Sundt