Patents by Inventor Sonali MITRA

Sonali MITRA 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).

  • Stable phosphors for lighting applications
    Patent number: 9856419
    Abstract: Compositions are generally provided that include an oxyfluoride compound. In one embodiment, the oxyfluoride compound has the formula: NaCa2?xAxGeO4?zF1?yNz where A is Ba, Sr, or a mixture thereof; 0.01?x?0.1; 0?y?0.2; and 0?z?0.1. Methods of forming such compounds are also generally provided.
    Type: Grant
    Filed: August 8, 2012
    Date of Patent: January 2, 2018
    Assignee: University of South Carolina
    Inventors: Thomas Vogt, Sonali Mitra
  • Stable Phosphors for Lighting Applications
    Publication number: 20160009989
    Abstract: Compositions are generally provided that include an oxyfluoride compound. In one embodiment, the oxyfluoride compound has the formula: NaCa2?x,AxGeO4?xF1?yNz where A is Ba, Sr, or a mixture thereof; 0.01?x?0.1; 0?y<0.2; and 0?z?0.1. Methods of forming such compounds are also generally provided.
    Type: Application
    Filed: August 8, 2012
    Publication date: January 14, 2016
    Inventors: Thomas VOGT, Sonali MITRA