Patents by Inventor Jatindranath Maiti

Jatindranath Maiti 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).

  • Polymer-encapsulated carbon black: process for its preparation and use thereof
    Patent number: 9477168
    Abstract: A process for preparing a polymer-encapsulated carbon black material is described. The process comprises: (a) preparing a mixture of an ionic monomer, a stabilizer and carbon black in water; (b) adding an initiator; (c) adjusting the temperature to a temperature above room temperature; and (d) adding at least one other monomer and a charge control agent to obtain the material. The process is performed under continuous stirring. The polymer-encapsulated carbon black material is surfactant-free and is used in the production of toners.
    Type: Grant
    Filed: August 14, 2015
    Date of Patent: October 25, 2016
    Assignee: King Abdulaziz City for Science and Technology (KACST)
    Inventors: Ahmed Ali Basfar, Jatindranath Maiti