Patents by Inventor Marc Raber

Marc Raber 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).

  • Tramadol multiple unit formulations
    Patent number: 6436438
    Abstract: A multiple unit oral pharmaceutical dosage form having a plurality of pellets in a water soluble capsule or in a tablet compressed from the pellets, wherein each pellet contains (a) a substantially inert core, (b) an active ingredient layer over the inert core, and containing (i) a pharmacologically active particulate active ingredient, (ii) a nonembedding amount of a binder for adhering the active ingredient over the inert core, and optionally (iii) a pharmaceutically acceptable, inert adjuvant, such as colloidal silica, and (c) a coating over the active ingredient layer for retarding the release of the active ingredient from the active ingredient layer into an aqueous body fluid solvent in situ, the nonembedding amount of the binder is suitably from about 1% wt. to about 10% wt.
    Type: Grant
    Filed: July 8, 1999
    Date of Patent: August 20, 2002
    Assignee: Asto-Medica AG
    Inventors: Helmut Momberger, Marc Raber, Dieter Kuhn, Wolfgang Schmid
  • Pharmaceutical compositions containing tramadol for migraine
    Patent number: 6376550
    Abstract: A method for treating migraine is disclosed in which a composition consisting essentially of pharmacologically effective amounts of both an antiemetic compound and tramadol is administered to a patient in need thereof.
    Type: Grant
    Filed: February 9, 1999
    Date of Patent: April 23, 2002
    Assignee: ASTA Medica AG
    Inventors: Marc Raber, Helmut Momberger
  • Multiple unit oral pharmaceutical formulations
    Patent number: 5955104
    Abstract: A multiple unit oral pharmaceutical dosage form having a plurality of pellets in a water soluble capsule or in a tablet compressed from the pellets, wherein each pellet contains (a) a substantially inert core, (b) an active ingredient layer over the inert core, and containing (i) a pharmacologically active particulate active ingredient, (ii) a nonembedding amount of a binder for adhering the active ingredient over the inert core, and optionally (iii) a pharmaceutically acceptable, inert adjuvant, such as colloidal silica, and (c) a coating over the active ingredient layer for retarding the release of the active ingredient from the active ingredient layer into an aqueous body fluid solvent in situ, the nonembedding amount of the binder is suitably from about 1% wt. to about 10% wt.
    Type: Grant
    Filed: July 18, 1997
    Date of Patent: September 21, 1999
    Assignee: Asta Medica AG
    Inventors: Helmut Momberger, Marc Raber, Dieter Kuhn, Wolfgang Schmid