Patents by Inventor Sanchita Biswas

Sanchita Biswas 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).

  • Optical Evanescent Color Change Compositions and Methods of Making and Using the Same
    Publication number: 20190142713
    Abstract: Aspects of the invention include evanescent color change compositions having a colored pigment and a color changer that changes the colored pigment from colored to colorless in response to an applied stimulus to the color changer. Methods for preparing the subject evanescent color change compositions and liquid compositions (e.g., sunscreens) that include the subject evanescent color change compositions are also described. Methods for forming a uniform coating on a surface using the subject evanescent color change compositions are also provided.
    Type: Application
    Filed: April 13, 2017
    Publication date: May 16, 2019
    Inventors: Hans O. Ribi, Sanchita Biswas