Patents by Inventor Karl-Heinrich Schulte-Elte

Karl-Heinrich Schulte-Elte 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).

  • Process for the preparation of a diketone derivative
    Patent number: 4010205
    Abstract: Process for the preparation of a diketone derivative useful as perfuming and taste-modifying agent as well as intermediate for the preparation of compounds having utility in the pharmaceutical and dye-stuff industry.
    Type: Grant
    Filed: November 26, 1974
    Date of Patent: March 1, 1977
    Assignee: Firmenich S.A.
    Inventors: Joseph J. Becker, Karl-Heinrich Schulte-Elte, Hugo Strickler, Gunther Ohloff
  • Sesquiterpenic derivatives as odor- and taste-modifying agents
    Patent number: 3978008
    Abstract: New oxygenated sesquiterpenic derivatives useful as perfuming and odor-modifying agents in the manufacture of perfumes and perfumed articles, and as flavoring and taste-modifying agents in the aromatization of foodstuffs in general and imitation flavors for foodstuffs, animal feeds, beverages, pharmaceutical preparations and tobacco products.Novel process for the preparation of said compounds and compositions of matter relating to mixtures containing same.
    Type: Grant
    Filed: August 22, 1974
    Date of Patent: August 31, 1976
    Assignee: Firmenich S.A.
    Inventors: Karl-Heinrich Schulte-Elte, Michel Joyeux, Gunther Ohloff
  • Substituted (2-methyl-5-isopropyl-cyclopent-1-en-1-yl)s as odor-modifying agents
    Patent number: 3978009
    Abstract: New 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.Novel process for the preparation of said cyclo-aliphatic compounds and compositions of matter relating to mixtures containing same.
    Type: Grant
    Filed: May 30, 1975
    Date of Patent: August 31, 1976
    Assignee: Firmenich S.A.
    Inventor: Karl-Heinrich Schulte-Elte
  • Process for the preparation of damascenone derivatives
    Patent number: 3968161
    Abstract: New alicyclic ketones useful for perfumery and flavor industry and process for preparing same. Use of said compounds as perfuming and/or flavoring, ingredients in the manufacture of perfumes and perfumed products and/or in the preparation of artificial flavors for foodstuffs, beverages, animal feeds, pharmaceutical preparations and tobacco products.
    Type: Grant
    Filed: July 22, 1975
    Date of Patent: July 6, 1976
    Assignee: Firmenich S.A.
    Inventor: Karl-Heinrich Schulte-Elte
  • Sesquiterpenic derivatives as odor- and taste modifying agents
    Patent number: 3966819
    Abstract: New oxygenated sesquiterpenic derivatives useful as perfuming and odor-modifying agents in the manufacture of perfumes and perfumed articles, and as flavoring and taste-modifying agents in the aromatization of foodstuffs in general and imitation flavors for foodstuffs, animal feeds, beverages, pharmaceutical preparations and tobacco products.Novel process for the preparation of said compounds and compositions of matter relating to mixtures containing same.
    Type: Grant
    Filed: August 21, 1974
    Date of Patent: June 29, 1976
    Assignee: Firmenich S.A.
    Inventors: Karl-Heinrich Schulte-Elte, Michel Joyeux, Gunther Ohloff
  • 1-Acetyl-11-methylene-4,7,7-trimethyl-cycloundeca-4,8-diene
    Patent number: 3965189
    Abstract: New oxygenated sesquiterpenic derivatives useful as perfuming and odor-modifying agents in the manufacture of perfumes and perfumed articles, and as flavoring and taste-modifying agents in the aromatization of foodstuffs in general and imitation flavors for foodstuffs, animal feeds, beverages, pharmaceutical preparations and tobacco products.Novel process for the preparation of said compounds and compositions of matter relating to mixtures containing same.
    Type: Grant
    Filed: October 20, 1975
    Date of Patent: June 22, 1976
    Assignee: Firmenich S.A.
    Inventors: Karl-Heinrich Schulte-Elte, Michel Joyeux, Gunther Ohloff
  • Butenoyl-cyclohexanones
    Patent number: 3957877
    Abstract: Use of oxygenated alicyclic compounds, some of which are new, as perfuming and/or flavouring ingredients in the manufacture of perfumes and perfumed products and/or in the preparation of artificial flavours for foodstuffs, animal feeds, beverages, pharmaceutical preparations and tobacco products.Process for the preparation of said alicyclic compounds.
    Type: Grant
    Filed: March 20, 1975
    Date of Patent: May 18, 1976
    Assignee: Firmenich S.A.
    Inventors: Karl-Heinrich Schulte-Elte, Henri Jindra
  • Cycloaliphatic compounds as odour- and taste-modifying agents
    Patent number: 3937723
    Abstract: New 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.Novel process for the preparation of said cycloaliphatic compounds and compositions of matter relating to mixtures containing same.
    Type: Grant
    Filed: January 25, 1974
    Date of Patent: February 10, 1976
    Assignee: Firmenich S.A.
    Inventor: Karl-Heinrich Schulte-Elte