Patents by Inventor Peter W. Schiller

Peter W. Schiller 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).

  • Dermorphin analogs having pharmacological activity
    Patent number: 5602100
    Abstract: This invention relates to novel dermorphin analogs having pharmacological activity. More particularly, this invention relates to novel tetrapeptides having specific structural features and a net charge of +2 or greater. The peptides of this invention are useful in treating pain and gastro-intestinal disorders. Accordingly, this invention also relates to pharmaceutical compositions comprising those peptides and methods for treating pain and gastro-intestinal disorders.
    Type: Grant
    Filed: April 21, 1994
    Date of Patent: February 11, 1997
    Assignee: Astra AB
    Inventors: William L. Brown, Peter W. Schiller
  • Delta opioid receptor antagonists and their use as analgesic agents
    Patent number: 5455230
    Abstract: Compounds of the formula I as well as a process for their preparation, their pharmaceutical preparations and their useH--Tyr--Tic--X (I)wherein X is--Phe--OH,--Phe--NH.sub.2,--Phe--Phe--OH,--Phe--Phe--NH.sub.2,--Trp--Phe--NH.sub.2,--Trp--Phe--OH,--Phe--Phe(p-NO.sub.2)--OH,--Trp--Phe(p-NO.sub.2)--H or--Phe--Trp--NH.sub.2.
    Type: Grant
    Filed: February 24, 1993
    Date of Patent: October 3, 1995
    Assignee: Aktiebolaget Astra
    Inventor: Peter W. Schiller
  • Dermorphin analogs
    Patent number: 5312899
    Abstract: Peptides are provided which are suitable for the treatment of pain and gastro-intestinal disorders, such as diarrhea, and are represented by the structure: ##STR1## where values for the substituents and n are disclosed herein. Methods for preparing these peptides by solution and solid phase syntheses are also provided. Pharmaceutical compositions utilizing these peptides in a pharmaceutically effective amount and methods of treatment using them are provided.
    Type: Grant
    Filed: June 30, 1989
    Date of Patent: May 17, 1994
    Assignee: BioChem Pharma, Inc.
    Inventor: Peter W. Schiller