Patents by Inventor Bikash GARAI

Bikash GARAI 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).

  • Patent number: 10656515
    Abstract: The present invention disclose photochromic metal organic frameworks (MOFs) containing photochromic 1,4,5,8-naphthalenediimide (NDI) core and metal ions selected from Mg, Ca or Sr. The developed MOFs find application in inkless and erasable printing wherein they retain the photogenerated colour for a prolonged period of time so that the printed content remains legible/readable for reasonable time.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: May 19, 2020
    Assignee: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
    Inventors: Rahul Banerjee, Bikash Garai, Arijit Mallick
  • Publication number: 20180143525
    Abstract: The present invention disclose photochromic metal organic frameworks (MOFs) containing photochromic 1,4,5,8-naphthalenediimide (NDI) core and metal ions selected from Mg, Ca or Sr. The developed MOFs find application in inkless and erasable printing wherein they retain the photogenerated colour for a prolonged period of time so that the printed content remains legible/readable for reasonable time.
    Type: Application
    Filed: September 30, 2015
    Publication date: May 24, 2018
    Inventors: Rahul BANERJEE, Bikash GARAI, Arjit MALLICK