Patents by Inventor Vytas Martynaitis

Vytas Martynaitis 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).

  • Photochromic compounds and intermediate compounds for production thereof
    Patent number: 10023585
    Abstract: The invention covers new bicyclic bridged [1,3]oksazepine derivatives of the general formula (I) and (II): which exhibit enhanced photochromic properties as compared with known spiropyrans and can be used as molecular photoswitches. The method of production of new compounds and intermediates for preparation thereof are disclosed.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: July 17, 2018
    Assignee: KAUNAS UNIVERSITY OF TECHNOLOGY
    Inventors: Algirdas {hacek over (S)}a{hacek over (c)}kus, Vytas Martynaitis, Sonata Krik{hacek over (s)}tolaitytė, Greta Ragaitė, Mikas Vengris