Patents by Inventor Eduard Porges

Eduard Porges 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).

  • Solid composition containing dihydropyridine, PVP and PVPP
    Patent number: 5266581
    Abstract: A solid, rapidly absorbable composition by weight consisting of 1 part by weight of nimodipine, 0.01 to 1.5 parts of polyvinylpyrrolidone with an average molecular weight of 15,000 to 50,000 and 1 to 12 parts by weight of crosslinked insoluble polyvinylpyrrolidone.
    Type: Grant
    Filed: February 1, 1993
    Date of Patent: November 30, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wolfgang Schmidt, Helmut Luchtenberg, Eduard Porges
  • Dihydropyridine depot formulation
    Patent number: 4933186
    Abstract: A pharmaceutical formulation tablet with a long-lasting action for 1 to 2 daily doses having a diameter between about 0.5 and 15 mm and comprising(a) a rapid-release core of a dihydropyridine,(b) a coat containing no active compound and formed of a free-flowing powder mixture or of granules, and(c) optionally, a further coating of a rapid-release dihydropyridine formulation.
    Type: Grant
    Filed: August 4, 1988
    Date of Patent: June 12, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Andreas Ohm, Helmut Luchtenberg, Manfred Bucheler, Josef Schmoll, Roland Rupp, Eduard Porges, Takaaki Nishioka