Patents by Inventor Otto Kern

Otto Kern 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).

  • Implantable, biodegradable system for releasing active substance
    Patent number: 5633002
    Abstract: The invention relates to an implantable biodegradable system for releasing active substance.
    Type: Grant
    Filed: May 4, 1995
    Date of Patent: May 27, 1997
    Assignee: Boehringer Ingelheim GmbH
    Inventors: Herbert Stricker, Gunther Entenmann, Otto Kern, Michel Mikhail, Bernd Zierenberg
  • Method of improving the absorption of injected antibacterial substances
    Patent number: 4918108
    Abstract: An antibacterial substance which does not have optimum absorbability and is administered parentally into tissue, is administered to a host in conjunction with a benzylamine derivative of the formula ##STR1## wherein R.sub.1 is hydroxyl in the 2- or 4-position or amino in the 2-position;R.sub.2 is hydrogen or alkyl of 1 to 3 carbon atoms; andR.sub.3 is cyclohexyl optionally substituted by hydroxyl;or a non-toxic, pharmacologically acceptable acid addition salt thereof, to improve the absorption of the parenterally administered antibacterial substance.
    Type: Grant
    Filed: June 29, 1987
    Date of Patent: April 17, 1990
    Assignee: Boehringer Ingelheim Vetmedica GmbH
    Inventors: Otto Kern, Franz Wilhelm, Ernst Salamon
  • Method of improving resorption of injected antibacterially active substances or combinations
    Patent number: 4705803
    Abstract: This invention relates to a method of improving the resorption of injected antibacterially active substances or combinations. More specifically, this invention relates to a method of increasing the resorption of an antibacterially active substance or combination which does not have optimum resorbability and which is administered parenterally into tissue, which comprises administering to a host at least one benzylamine derivative of the formula ##STR1## wherein R.sub.1 is a hydroxyl group in the 2- or 4-position or an amino group in the 2-position;R.sub.2 is a hydrogen atom or an alkyl group having from 1 to 3 carbon atoms; andR.sub.3 is a cyclohexyl group optionally substituted by a hydroxyl group,or a non-toxic, pharmacologically acceptable acid addition salt thereof with an inorganic or organic acid, in conjunction with said antibacterially active substance or combination.
    Type: Grant
    Filed: February 3, 1986
    Date of Patent: November 10, 1987
    Assignee: Boehringer Ingelheim Vetmedica GmbH
    Inventors: Otto Kern, Franz Wilhelm, Ernst Salamon
  • Sedative having analgesic and bradycardiac properties
    Patent number: 4624960
    Abstract: The invention relates to the use of a substance as a sedative with an analgesic and bradycardiac effect in warm-blooded animals. The possible applications are, for example, in the field of veterinary medicine for general tranquilizing and for producing analgesia.
    Type: Grant
    Filed: October 11, 1985
    Date of Patent: November 25, 1986
    Assignee: Boehringer Ingelheim Vetmedica GmbH
    Inventors: Otto Kern, Franz Wilhelm