Patents by Inventor Everette Lee May

Everette Lee May 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).

  • 1-Alkyl-4-m-hydroxyphenyl-4-propionyl piperidines
    Patent number: 3970656
    Abstract: Phenylpiperidines of the formula ##SPC1##Wherein R is alkyl of 4 to 7 carbon atoms are described. The foregoing phenylpiperidines are useful as non-addicting analgesics.
    Type: Grant
    Filed: June 11, 1974
    Date of Patent: July 20, 1976
    Assignee: Government of the United States
    Inventor: Everette Lee May