Patents by Inventor Lindsay B. Hough

Lindsay B. Hough 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).

  • Analgesic heterocyclic compounds
    Patent number: 5837716
    Abstract: The present invention discloses that compounds having the formula: ##STR1## wherein Z represents the atoms necessary to complete a five-membered or six-membered heterocyclic ring;D is a 1-piperid-4-yl moiety, a --Q--NH-- moiety, or a --Q--S-- moiety;Q is a bridging group;R.sup.1 is H, R.sup.3 or R.sup.4 ;R.sup.2 is R.sup.3 ;each of A.sup.1 and A.sup.2 is H or A.sup.1 and A.sup.2 taken together form a second bond between the carbon atoms bearing A.sup.1 and A.sup.2 ;X is S, N--CN, CHNO.sub.2, O, or NH, provided that when D is a --Q--S-- moiety, X is NH;R.sup.3 is selected from the group consisting of substituted or unsubstituted alkyls; substituted or unsubstituted 4-8-membered homocyclic rings; substituted or unsubstituted 4-8-membered heterocyclic rings; substituted or unsubstituted fused multicyclic rings;R.sup.4 is a moiety having the formula:--W--T--W-- is --O--, --S--, --S--S--, --C(O)--O--, --C(O)--S--, --C(O)--N(R.sup.5)--, --N(R.sup.5)--, or CH.dbd.
    Type: Grant
    Filed: November 8, 1996
    Date of Patent: November 17, 1998
    Assignee: Albany Medical College
    Inventor: Lindsay B. Hough