Patents by Inventor Doreen Bali

Doreen Bali 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).

  • Ink formulations for improving printhead lifetime
    Patent number: 9725609
    Abstract: An inkjet ink includes: (i) a disazo dye of formula (I): (ii) a glycol compound selected from the group consisting of: triethylene glycol, tetraethylene glycol and pentaethylene glycol; and (iv) water.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: August 8, 2017
    Assignee: Memjet Technology Limited
    Inventors: Jognandan Prashar, Michele Shepard, Doreen Bali
  • INK FORMULATIONS FOR IMPROVING PRINTHEAD LIFETIME
    Publication number: 20160272830
    Abstract: An inkjet ink includes: (i) a disazo dye of formula (I): (ii) a glycol compound selected from the group consisting of: triethylene glycol, tetraethylene glycol and pentaethylene glycol; and (iv) water.
    Type: Application
    Filed: May 27, 2016
    Publication date: September 22, 2016
    Inventors: Jognandan Prashar, Michele Shepard, Doreen Bali
  • Ink formulations for improving printhead lifetime
    Patent number: 9388317
    Abstract: An inkjet ink includes: (i) a disazo dye of formula (I): (ii) sulfolane; (iii) a glycol compound selected from the group consisting of: ethylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol and pentaethylene glycol; and (iv) water.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: July 12, 2016
    Assignee: Memjet Technology Limited
    Inventors: Jognandan Prashar, Michele Shepard, Doreen Bali
  • INK FORMULATIONS FOR IMPROVING PRINTHEAD LIFETIME
    Publication number: 20150274996
    Abstract: An inkjet ink includes: (i) a disazo dye of formula (I): (ii) sulfolane; (iii) a glycol compound selected from the group consisting of: ethylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol and pentaethylene glycol; and (iv) water.
    Type: Application
    Filed: March 6, 2015
    Publication date: October 1, 2015
    Inventors: Jognandan Prashar, Michele Shepard, Doreen Bali