Patents by Inventor Andrei Reshetnikov

Andrei Reshetnikov 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).

  • Photosensitizer and method for production thereof
    Publication number: 20060003983
    Abstract: The invention relates to medicine and concerns a photosensitizer for detecting and curing tumors. The inventive photosensitizer is embodied in the form of a composition containing chlorin in the form of salt and alkali metals. The chlorin is composed of 80-90% of chlorin e6, 5-20 of purpurin 5 and the rest being purpurin 18-chlorin p6. Said photosensitizer is produced by extracting Spirulina biomass with the aid of acetone. Afterwards said biomass is exposed to acid treatment, neutralization, hydrolysis, extraction of pheophorbide a, dissolution in acetone, addition of a strong base, neutralization and reprecipitation of chlorin e6.
    Type: Application
    Filed: June 30, 2005
    Publication date: January 5, 2006
    Inventors: Andrei Reshetnikov, Igor Zalevsky, Jury Kemov, Andrei Ivanov, Artashes Karmenyan, Alexandr Gradjushko, Vladimir Laptev, Nataliya Neugodova, Olga Abakumova, Valery Privalov, Alexandr Lappa, Vladimir Romanov