Patents by Inventor Roza B. Parimbetova

Roza B. Parimbetova 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).

  • 1-thiocarbamylmethylpyrrolidine-2-thione, process for preparing
    Patent number: 4876360
    Abstract: A novel compound, namely, 1-thiocarbamylmethylpyrrolidine-2-thione has the following formula: ##STR1## A process for preparing said compound comprises reacting a derivative of pyrrolidone-2 of the general formula: ##STR2## wherein R is nitrile or carbamoyl, with phosphorus pentasulphide in an inert non-polar solvent at a temperature above room temperature, followed by treatment of the resulting precipitate with water upon boiling and isolation of the desired product.The compound according to the present invention exhibits antihypoxic and nootropic activity.
    Type: Grant
    Filed: April 5, 1989
    Date of Patent: October 24, 1989
    Inventors: Vladimir G. Granik, Tatyana V. Stezhko, Robert G. Glushkov, Mikhail D. Mashkovsky, Lidia F. Roschina, Antonina I. Polezhaeva, Roza B. Parimbetova, Jury G. Bobkov, Alexandr S. Losev, Irina A. Ivanova
  • 1-Thiocarbamoylmethylpyrrolidine-2-thione, medical compositions of, and anti-hypoxic and nootropic use thereof
    Patent number: 4839380
    Abstract: A novel compound, namely, 1-thiocarbamylmethylpyrrolidine-2-thione has the following formula: ##STR1## A process for preparing said compound comprises reacting a derivative of pyrrolidone-2 of the general formula: ##STR2## wherein R is nitrile or carbamoyl, with phosphorus pentasulphide in an inert non-polar solvent at a temperature above room temperature, followed by treatment of the resulting precipitate with water upon boiling and isolation of the desired product.The compound according to the present invention exhibits antihypoxic and nootropic activity.
    Type: Grant
    Filed: April 4, 1988
    Date of Patent: June 13, 1989
    Inventors: Vladimir G. Granik, Tatyana V. Stezhko, Robert G. Glushkov, Mikhail D. Mashkovsky, Lidia F. Roschina, Antonina I. Polezhaeva, Roza B. Parimbetova, Jury G. Bobkov, Alexandr S. Losev, Irina A. Ivanova