Patents by Inventor Michael E. McMenim

Michael E. McMenim 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 p-hydroxy phenylglycine
    Patent number: 4350826
    Abstract: The disclosure relates to a process for converting p-hydroxymandelic acid or a salt thereof to p-hydroxyphenylglycine. The product is a useful intermediate in the pharmaceutical industry.
    Type: Grant
    Filed: December 12, 1980
    Date of Patent: September 21, 1982
    Assignee: Imperial Chemical Industries Limited
    Inventors: Philip N. Edwards, Michael E. McMenim
  • Process for the manufacture of p-hydroxybenzyl cyanide
    Patent number: 4154758
    Abstract: A process for the manufacture of p-hydroxybenzyl cyanide which comprises reacting p-hydroxyphenylglycine acid with cyanide ion. The product is a useful intermediate for the preparation of the .beta.-adrenergic blocking agent atenolol.
    Type: Grant
    Filed: May 22, 1978
    Date of Patent: May 15, 1979
    Assignee: Imperial Chemical Industries Limited
    Inventor: Michael E. McMenim