Patents by Inventor Ursula Brummer

Ursula Brummer 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 aromatic substances
    Patent number: 4359059
    Abstract: Aromatic substances to be applied to tobacco to improve aroma characteristics are prepared by exposing an alcoholic extract, which contains diterpenes and has been isolated from the surface resin of fresh tobacco plants, parts or from gum originating from tobacco flowers, to ultraviolet light and oxygen.
    Type: Grant
    Filed: March 5, 1981
    Date of Patent: November 16, 1982
    Assignee: B.A.T. Cigaretten-Fabriken GmbH
    Inventors: Ursula Brummer, Volker Heemann
  • Process for the preparation of aromatic substances
    Patent number: 4351346
    Abstract: Aromatic substances to be applied to tobacco to improve aroma characteristics are prepared by exposing an alcoholic extract, which contains carotenoids and may additionally contain diterpenes and has been isolated from fresh tobacco plants, to ultraviolet light and oxygen. Additionally, aromatic substances may be produced from xanthophyll containing plant extracts by the same method.
    Type: Grant
    Filed: March 5, 1981
    Date of Patent: September 28, 1982
    Assignee: B.A.T. Cigaretten-Fabriken GmbH
    Inventors: Ursula Brummer, Volker Heeman