Patents by Inventor Christoph Luderschmidt

Christoph Luderschmidt 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).

  • Patent number: 6225299
    Abstract: The pharmaceutical composition, especially for treating skin with seborrhea, Acne vulgaris and androgonically conditioned alopecia, contains a hormonal agent including the gestogen, dienogest, or a combination of dienogest and an estrogen, as active ingredient. Methods for treatment of this type of skin condition include topical application of the composition including the dienogest which results in an outstanding sebosuppression, a drastic reduction of androstandiol glucuronide and a moderate competitive blockage of androgen receptor sites. Galenic formulations are described which limit and/or prevent the permeation of the active ingredient through the skin.
    Type: Grant
    Filed: December 23, 1998
    Date of Patent: May 1, 2001
    Assignee: Jenapharm GmbH & Co. KG
    Inventors: Siegfried Golbs, Michael Oettel, Michael Dittgen, Thomas Graser, Christoph Luderschmidt
  • Patent number: 5910493
    Abstract: The pharmaceutical composition, especially for treating skin with seborrhea, Acne vulgaris and androgonically conditioned alopecia, contains a hormonal agent including the gestogen, dienogest, or a combination of dienogest and an estrogen, as active ingredient. Methods for treatment of this type of skin condition include topical application of the composition including the dienogest which results in an outstanding sebosuppression, a drastic reduction of androstandiol glucuronide and a moderate competitive blockage of androgen receptor sites. Galenic formulations are described which limit and/or prevent the permeation of the active ingredient through the skin.
    Type: Grant
    Filed: September 16, 1996
    Date of Patent: June 8, 1999
    Assignee: Jenapharm GmbH
    Inventors: Siegfried Golbs, Michael Oettel, Michael Dittgen, Thomas Graser, Christoph Luderschmidt
  • Patent number: 5094857
    Abstract: There is disclosed the use of ethisterone its nor analogs as well as their corresponding 17-esters formed with pharmaceutically acceptable carboxylic acids, for the reduction of lipids, in particular waxy solids in the sebaceous glands. Such removal facilitates the topical treatment of acne vulgaris or androgenetic alopezia.
    Type: Grant
    Filed: October 31, 1990
    Date of Patent: March 10, 1992
    Inventor: Christoph Luderschmidt