Patents by Inventor Stewart M. Miller

Stewart M. Miller 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).

  • Dehydroabietylammonium salts of 6-oxo-2-piperidinecarboxylic acid
    Patent number: 4254261
    Abstract: 6-Oxo-2-piperidinecarboxylic acid has been resolved via direct crystallization of pure S-6-oxo-2-piperidinecarboxylic acid dehydroabietylammonium salt from a solvent system consisting of dimethylformamide, cyclohexane and acetone. The S-enantiomer is a required component for making certain tripeptides related to thyrotropin releasing hormone (TRH) which are central nervous system stimulants.
    Type: Grant
    Filed: October 15, 1979
    Date of Patent: March 3, 1981
    Assignee: Merck & Co., Inc.
    Inventors: Stewart M. Miller, John L. Smith
  • Dextro and levo-6-oxo-2-piperidinecarboxylic acid quinine salts
    Patent number: 4161600
    Abstract: A process for resolving mixtures of 6-oxo-2-piperidinecarboxylic acid enantiomers using quinine is disclosed.
    Type: Grant
    Filed: December 22, 1976
    Date of Patent: July 17, 1979
    Assignee: Merck & Co., Inc.
    Inventor: Stewart M. Miller