Patents by Inventor Jorg-Christian Hager

Jorg-Christian Hager 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: 6663885
    Abstract: An aqueous liposome system comprises at least one phospholipid, a non-phospholipidic substance which is a bile acid or derivative thereof, and, optionally, a non-toxic organic solvent. The mass ratio of phospholipid to the non-phospholidic substance is in the range between 1:0.001 and 1:0.1. The diameter of the liposomes formed in this liposome system is in the range between 35 and 90 nm. The liposome system is stable over large periods of time, e.g., several months or years, and is highly transparent. The liposomes may be loaded with a pharmaceutically active ingredient.
    Type: Grant
    Filed: March 7, 1996
    Date of Patent: December 16, 2003
    Assignee: A. Natterman & Cie GmbH
    Inventors: Jörg-Christian Hager, Josef-Peter Löhr, Manfred Dürr
  • Patent number: 6103274
    Abstract: A pharmaceutical, orally applicable composition is disclosed, whereby the composition contains at least one antacid active substance as well as more than 45% by weight of a sugar and/or sugar alcohol and between 12% and 35% by weight of water. The composition has a liquid or a semisolid consistency and is substantially free of preservatives.
    Type: Grant
    Filed: September 29, 1998
    Date of Patent: August 15, 2000
    Assignee: Rhone-Poulenc Rorer GmbH
    Inventors: Winfred Jettka, Jorg-Christian Hager, Manfred Durr
  • Patent number: 6090070
    Abstract: A sale unit for the parenteral application of liquid pharmaceutical products by the user is described, whereby the unit comprises at least one cannula, a device to emit a given liquid amount of the pharmaceutical product in single doses, as well as at least one vessel filled with the pharmaceutical product, the vessel being arranged within the device and emptied in single doses by means of the device, and whereby each single dose corresponds to the given liquid amount of the pharmaceutical product.
    Type: Grant
    Filed: February 10, 1997
    Date of Patent: July 18, 2000
    Assignee: Rhone-Poulenc Rorer GmbH
    Inventors: Jorg-Christian Hager, Kurt Gebhart, Helmut Lowenich, Ulrich Pastewka
  • Patent number: 5858413
    Abstract: A pharmaceutical, oral composition of a liquid to semisolid consistency is disclosed, wherein the composition, substantially free of preservatives, contains at least one antacid active substance as well as more than 45% by weight, a sugar and/or sugar alcohol, relative to the ready-to-use composition, and up to 40% by weight, a pharmaceutically harmless solvent, relative to the ready-to-use composition.
    Type: Grant
    Filed: July 23, 1996
    Date of Patent: January 12, 1999
    Assignee: Rhone-Poulenc Rorer GmbH
    Inventors: Winfred Jettka, Jorg-Christian Hager, Manfred Durr
  • Patent number: 5670536
    Abstract: This invention relates to a pharmaceutical composition comprising as active principle, docetaxel or a taxoid derived from docetaxel, one or more unsaturated phospholipids and a small amount of one or more negative phospholipids, allow the active principle to be formulated in high concentration and are suitable for administration by injection.
    Type: Grant
    Filed: April 25, 1995
    Date of Patent: September 23, 1997
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Manfred Durr, Jorg-Christian Hager, Armin Wendel