Patents by Inventor Prakash R. Keshary

Prakash R. Keshary 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).

  • Acetylcholinesterase inhibitors
    Patent number: 5693668
    Abstract: This invention relates to silylated aromatic fluoroketones possessing acetylcholinesterase-inhibiting properties and to their use in the treatment of Alzheimer disease and senile dementia.
    Type: Grant
    Filed: January 31, 1995
    Date of Patent: December 2, 1997
    Assignee: Merrell Pharmaceuticals Inc.
    Inventors: Daniel Schirlin, Jean-Noel Collard, Jean-Marie Hornsperger, Prakash R. Keshary
  • Transdermal delivery of (+) (2S,3S)-3-acetoxy-8-chloro-5-(2-dimethylaminoethyl)-2,3-dihydro-2-(4-met hoxyphenyl)-1,5-benzothiazepin-4-(5H)-one
    Patent number: 5002773
    Abstract: A method for treating angina, epilepsy and hypertension by achieving vasodilation, anti-angina or anti-convulsant effect in a patient is described. The method involves transdermally administering to a patient in need of vasodilation or anti-convulsant effect the compound known as (+)(2S,3S)-acetoxy-8-chloro-5-(2-dimethylaminoethyl)-2,3-dihydro-2-(4-meth oxyphenyl)-1,5-benzothiazepin-4-(5H)-one in an amount sufficient to achieve desired systemic vasodilation, anti-angina or anti-convulsant levels of the compound.
    Type: Grant
    Filed: September 29, 1989
    Date of Patent: March 26, 1991
    Assignee: Marion Merrell Dow Inc.
    Inventors: Prakash R. Keshary, Donna R. Jones, James W. Mitchell