Patents by Inventor Loy D. Lytle

Loy D. Lytle 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 producing analgesia
    Patent number: 4083982
    Abstract: Analgesia is produced or hyperalgesia is reduced in an animal including human beings by administering 3-(p-trifluoromethylphenoxy)-N-methyl-3-phenylpropylamine either alone or with morphine sulfate. A novel composition is provided comprising 3-(p-trifluoromethylphenoxy)-N-methyl-3-phenylpropylamine and 25 to 50 weight percent morphine sulfate based upon the weight of the phenylpropylamine.
    Type: Grant
    Filed: April 1, 1977
    Date of Patent: April 11, 1978
    Assignee: Massachusetts Institute of Technology
    Inventors: Rita B. Messing, Loy D. Lytle
  • Process for promoting analgesia
    Patent number: 4035511
    Abstract: Analgesia is produced or hyperalgesia is reduced in an animal including human beings by administering 3-(p-trifluoromethylphenoxy)-N-methyl-3-phenylpropylamine either along or with morphine sulfate. A novel composition is provided comprising 3-(p-trifluoromethylphenoxy)-N-methyl-3-phenylpropylamine and 25 to 50 weight percent morphine sulfate based upon the weight of the phenylpropylamine.
    Type: Grant
    Filed: May 6, 1976
    Date of Patent: July 12, 1977
    Assignee: Massachusetts Institute of Technology
    Inventors: Rita B. Messing, Loy D. Lytle