Patents by Inventor Jonathan Richard Dimmock

Jonathan Richard Dimmock 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).

  • Semicarbazones having CNS activity and pharmaceutical preparations containing same
    Patent number: 5741818
    Abstract: A compound of general formula I below useful as an anticonvulsant for disorders of the central nervous system: ##STR1## wherein: R.sup.1, R.sup.2, R.sup.3 and R.sup.4 may be the same or different and each represents a hydrogen or halogen atom, or a C.sub.1-9 alkyl, C.sub.3-9 cycloalkyl, cyano, C.sub.1-9 alkoxy or C.sub.6-10 aryloxy group; R.sup.5 represents a hydrogen atom or a C.sub.1-9 alkyl, C.sub.3-9 cycloalkyl or C.sub.6-10 aryl group; and X is oxygen or sulfur; or a pharmaceutically-acceptable salt thereof. The compound may be adimistered orally for treating convulsions in humans or animals.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: April 21, 1998
    Assignee: University of Saskatchewan
    Inventor: Jonathan Richard Dimmock
  • Semicarbazones having CNS activity and pharmaceutical preparations containing same
    Patent number: RE38425
    Abstract: A compound of general formula I below useful as an anticonvulsant for disorders of the central nervous system: wherein: R1, R2, R3 and R4 may be the same or different and each represents a hydrogen or halogen atom, or a C1-9 alkyl, C3-9cycloalkyl, cyano, C1-9alkoxy or C6-10aryloxy group; R5 represents a hydrogen atom or a C1-9alkyl, C3-9cycloalkyl or C6-10aryl group; and X is oxygen or sulfur; or a pharmaceutically-acceptable salt thereof. The compound may be adimistered orally for treating convulsions in humans or animals.
    Type: Grant
    Filed: April 20, 2000
    Date of Patent: February 10, 2004
    Assignee: University of Saskatchewan Technologies, Inc.
    Inventors: Jonathan Richard Dimmock, Ramanan Narayan Puthucode