Patents by Inventor Richard M. John

Richard M. John 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).

  • Reactions of olefin derivatives in the presence of metathesis catalysts
    Patent number: 11958042
    Abstract: The invention provides a method for synthesizing musk macrocycles comprising contacting an easily accessible diene starting materials bearing a Z-olefin moiety and performing a ring closing metathesis reaction in the presence of a Group 8 olefin metathesis catalyst.
    Type: Grant
    Filed: November 1, 2021
    Date of Patent: April 16, 2024
    Assignee: Umicore AG & Co. KG
    Inventors: Richard Pederson, Adam M. Johns
  • Oil plug
    Patent number: D370709
    Type: Grant
    Filed: December 16, 1994
    Date of Patent: June 11, 1996
    Inventor: Richard M. John