Patents by Inventor Evgeniy V. Blyumin

Evgeniy V. Blyumin 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).

  • UV filters
    Patent number: 7863478
    Abstract: The invention relates to compounds of the formula (I) or (II), to compositions which comprise such compounds, to corresponding processes for the preparation of the compounds or the compositions comprising same, and to the use thereof as light-protection filters.
    Type: Grant
    Filed: July 27, 2005
    Date of Patent: January 4, 2011
    Assignee: Merck Patent GmbH
    Inventors: Christophe Carola, Frank Pfluecker, Herwig Buchholz, Hansjürgen Driller, Hans Neunhoeffer, Evgeniy V. Blyumin