Patents by Inventor Carl H. Weischer

Carl H. Weischer 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).

  • 2,6-diamino-3-halobenzylpyridines and processes for their manufacture as well as their use in pharmaceuticals
    Patent number: 4851420
    Abstract: 2,6-diamino-3-halobenzylpyridines of the formula I: ##STR1## wherein R.sub.1 is fluorine and R.sub.2 is hydrogen or chlorine as well as their physiologically acceptable acid addition salts, processes for their manufacture and their use in pharmaceuticals.
    Type: Grant
    Filed: November 5, 1987
    Date of Patent: July 25, 1989
    Assignee: ASTA Pharma Aktiengesellschaft
    Inventors: Peter Emig, Juergen Engel, Gerhard Scheffler, Carl H. Weischer, Bernd Nickel
  • Synergistic combination of flupirtin and non-steroidal antiphlogistic
    Patent number: 4778799
    Abstract: Medicines are prepared having a synergistic effect containing a combination of the analgesic Flupirtin and at least one non-steroidal antiphlogistic.
    Type: Grant
    Filed: September 28, 1987
    Date of Patent: October 18, 1988
    Inventors: Ulrich Tibes, Carl H. Weischer, Helmut Hettche, Hans-Peter Breuel
  • Combination of flupirtin and anticholinergic acting spasmolytic
    Patent number: 4668684
    Abstract: A synergistic effect is noted when Flupirtin is combined with an anticholinergic spasmolytic.
    Type: Grant
    Filed: February 21, 1986
    Date of Patent: May 26, 1987
    Assignee: Degussa Aktiengesellschaft
    Inventors: Ulrich Tibes, Carl H. Weischer, Helmut Hettche, Hans-Peter Breuel, Dietmar Gunesch