Patents by Inventor Hans W. Frey

Hans W. Frey 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).

  • Composition for treating chronic venous insufficiencies using an extract of red vine leaves
    Patent number: 7270838
    Abstract: The invention relates to a dietary supplement consisting of an aqueous extract of red vine leaves and an acceptable carrier which prevents and reduces the discomfort relating to mild-to-moderate chronic venous insufficiency of the legs.
    Type: Grant
    Filed: November 14, 2005
    Date of Patent: September 18, 2007
    Inventors: Anke Esperester, Hans W. Frey, Jean-Michel Vix
  • Composition for treating chronic venous insufficiencies using an extract of red vine leaves
    Patent number: 6991816
    Abstract: The invention relates to a dietary supplement consisting of an aqueous extract of red vine leaves and an acceptable carrier which prevents and reduces the discomfort relating to mild-to-moderate chronic venous insufficiency of the legs.
    Type: Grant
    Filed: September 30, 2003
    Date of Patent: January 31, 2006
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Anke Esperester, Hans W. Frey, Jean-Michel Vix
  • Composition for treating chronic venous insufficiencies using an extract of red vine leaves
    Publication number: 20040062824
    Abstract: The invention relates to a dietary supplement consisting of an aqueous extract of red vine leaves and an acceptable carrier which prevents and reduces the discomfort relating to mild-to-moderate chronic venous insufficiency of the legs.
    Type: Application
    Filed: September 30, 2003
    Publication date: April 1, 2004
    Applicant: Boehringer Ingelheim International GmbH
    Inventors: Anke Esperester, Hans W. Frey, Jean-Michel Vix
  • Composition for treating chronic venous insufficiencies using an extract of red vine leaves
    Publication number: 20030031739
    Abstract: The invention relates to a dietary supplement consisting of an aqueous extract of red vine leaves and an acceptable carrier which prevents and reduces the discomfort relating to mild-to-moderate chronic venous insufficiency of the legs.
    Type: Application
    Filed: October 2, 2002
    Publication date: February 13, 2003
    Applicant: Boehringer Ingelheim Internationl GmbH
    Inventors: Anke Esperester, Hans W. Frey, Jean-Michel Vix
  • Method for treatment of chronic venous insufficiencies using an extract of red vine leaves
    Patent number: 6485727
    Abstract: To prevent and/or alleviate the discomfort of mild-to-moderate chronic venous insufficiency of the lower extremities, the dietary supplement should be taken in dosages corresponding to 80-1000 mg of extract, preferably 300-800 mg, in particular 350-750 mg daily. The total amount of extract may be divided up in 1 to 3 capsules or tablets a day (or an equivalent dose by means of a liquid form). The daily dose should be taken at once, preferably in the morning.
    Type: Grant
    Filed: October 18, 2000
    Date of Patent: November 26, 2002
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Anke Esperester, Hans W. Frey, Jean-Michel Vix