Patents by Inventor Peter Esch

Peter Esch 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).

  • Potassium channel activators and their use
    Patent number: 6342517
    Abstract: Novel thienopyran compounds are disclosed, useful as anti-hypertensive agents and for asthma treatment. One group of the compounds has a heterocyclic ring spiro-connected at the 7-position of the thienopyran ring structure. Use of thienopyran compounds in hair growth modulation is described.
    Type: Grant
    Filed: December 3, 1999
    Date of Patent: January 29, 2002
    Assignee: Cambridge Bioclinical Limited
    Inventors: Peter Esch, Franz Rovenszky, Robertson Towart, Thomas Christoph, Michael Hartmann, George Terence Evelyn Kealey
  • Heterocyclic amides
    Patent number: 5627198
    Abstract: The invention relates to heterocyclic amides of the formula ##STR1## in which the radicals A, Z, A.sub.1, R.sub.1, R.sub.2 and R.sub.3 are as defined in the description, to a process for the preparation of these amides and to their use as active substances for the curing and amelioration of disorders and diseases which can be treated by exerting influence on potassium channels.
    Type: Grant
    Filed: December 4, 1995
    Date of Patent: May 6, 1997
    Assignee: Hafslund Nycomed Pharma Aktiengesellschaft
    Inventors: Peter Esch, Robertson Towart, Franz Rovenszky