Patents by Inventor Yvon J. L'Italien

Yvon J. L'Italien 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).

  • Saturated bicyclic lactam acids and derivatives as cognition activators
    Patent number: 4619937
    Abstract: Saturated bicyclic lactam acids and their derivatives are useful in the treatment of senility and for reversing amnesia. Pharmaceutical compositions including these compounds, a method of preparing the compounds, and a method of treating senility and reversing amnesia are also disclosed.
    Type: Grant
    Filed: January 7, 1985
    Date of Patent: October 28, 1986
    Assignee: Warner-Lambert Company
    Inventors: Donald E. Butler, Yvon J. L'Italien
  • Reversing amnesia with saturated tricyclic nitrogen-containing diones
    Patent number: 4562195
    Abstract: A class of novel saturated, fused-ring, tricyclic, nitrogen-containing diones are useful as agents in treating electro-convulsive shock-induced amnesia. A method of preparing the compounds, pharmaceutical compositions including the compounds, and a method of treating amnesia are disclosed.
    Type: Grant
    Filed: January 7, 1985
    Date of Patent: December 31, 1985
    Assignee: Warner-Lambert Company
    Inventors: Donald E. Butler, Yvon J. L'Italien
  • Quaternary derivatives of N-(substituted-aminoalkyl)-2-oxo-1-pyrrolidine-acetamides as cognition activators
    Patent number: 4372960
    Abstract: Quaternary derivatives of N-(substituted-aminoalkyl)-2-oxo-1-pyrrolidineacetamide are disclosed. These compounds are useful for treating senility, for enhancing memory and for reversing amnesia.
    Type: Grant
    Filed: December 12, 1980
    Date of Patent: February 8, 1983
    Assignee: Warner-Lambert Company
    Inventor: Yvon J. L'Italien
  • N-(Substituted-aminoalkyl)-2-oxo-1-pyrrolidineacetamides
    Patent number: 4145347
    Abstract: N-(substituted-aminoalkyl)-2-oxo-1-pyrrolidineacetamides which are useful as pharmacological agents, especially cognition activators, are disclosed. They can be produced by reacting a 2-oxo-1-pyrrolidineacetate ester with an appropriate amine.
    Type: Grant
    Filed: March 7, 1978
    Date of Patent: March 20, 1979
    Assignee: Parke, Davis & Company
    Inventors: Yvon J. L'Italien, Ivan C. Nordin
  • Pyrrolidineacetic acid esters
    Patent number: 4144246
    Abstract: Lower alkyl 2-oxo-4-phenyl-1-pyrrolidineacetic acid esters which are useful as pharmacological agents, especially cognition activators, are disclosed. They can be produced by reacting 4-phenyl-2-pyrrolidinone with a lower alkyl haloacetate in the presence of a strong base.
    Type: Grant
    Filed: November 15, 1976
    Date of Patent: March 13, 1979
    Assignee: Parke, Davis & Company
    Inventor: Yvon J. L'Italien