Patents by Inventor John M. Orwin

John M. Orwin 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).

  • Use of 1,4-disubstituted-piperidinyl compounds in the manufacture of a medicament for the treatment of insomnia
    Patent number: 4908369
    Abstract: The present invention pertains to the use of 1,4-disubstituted-piperidinyl compounds in the treatment of insomnia.Said compounds have the following general formula: ##STR1## wherein: each of R.sup.1, R.sup.2, R.sup.3, and R.sup.4 is independently selected from the group consisting of hydrogen, a C.sub.1-6 alkyl group, halogen, trifluoromethyl, hydroxy, a C.sub.1-6 alkoxy group, or an amino group; n is 2, 3, or 4; and the pharmaceutically acceptable acid addition salts thereof.
    Type: Grant
    Filed: January 19, 1989
    Date of Patent: March 13, 1990
    Assignee: Merrell Dow Pharmaceuticals Inc.
    Inventors: Paul J. Schechter, John M. Orwin, Christian K. Hinze