Patents by Inventor Marion P. Salmond

Marion P. Salmond 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).

  • Process for preparing 3a.alpha.-H-4.alpha.-[3'-propanol]-7a.beta.-methylhexahydro-1,5-indanedi one hemiketal
    Patent number: 4177106
    Abstract: Novel microbial transformation process to selectively convert steroids with or without 17-alkyl side chains of from 2 to 10 carbon atoms, inclusive, to 3a.alpha.-H-4.alpha.-[3'-propanol]-7a.beta.-methylhexahydro-1,5-indaned ione hemiketal having the following structure: ##STR1## This compound can be used as an intermediate to make useful 19-nor steroids.
    Type: Grant
    Filed: February 21, 1978
    Date of Patent: December 4, 1979
    Assignee: The Upjohn Company
    Inventors: Thomas R. Pyke, Marion P. Salmond
  • Microbial transformation of steroids
    Patent number: 4097335
    Abstract: Novel microbial transformation process to selectively convert steroids with or without 17-alkyl side chains of from 2 to 10 carbon atoms, inclusive, to 3a.alpha.-H-4.alpha.-?3'-propanol!-7a.beta.-methylhexahydro-1,5-indaned ione hemiketal having the following structure: ##STR1## This compound can be used as an intermediate to make useful 19-nor steroids.
    Type: Grant
    Filed: February 14, 1977
    Date of Patent: June 27, 1978
    Assignee: The Upjohn Company
    Inventors: Thomas R. Pyke, Marion P. Salmond