Patents by Inventor Elva Chen

Elva Chen 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).

  • Oral care gel dispenser systems
    Patent number: 10278796
    Abstract: The invention provides an oral care system comprising a gel in a pen dispenser, the dispenser comprising a chamber which permits dispensing of a measured amount of the gel, wherein the gel exhibits a Herschel-Bulkley yield stress of 10 to 230 dynes/cm2, a Herschel-Bulkley viscosity of 3 to 500 poise, and a Herschel-Bulkley rate index of 0.4 to 0.6, the specific viscosity permitting efficient application of the gel, as well as methods of using the same.
    Type: Grant
    Filed: November 15, 2011
    Date of Patent: May 7, 2019
    Assignee: Colgate-Palmolive Company
    Inventors: Elva Chen, Sharon Kennedy, Yelloji-Rao Mirajkar, Suzanne Jogun, Michael Prencipe
  • Oral care gels
    Patent number: 9775788
    Abstract: The invention provides an orally acceptable plaque indicator gel comprising a dye in sufficient concentration to visibly stain plaque upon application, optionally for use in combination with an orally acceptable plaque removal gel comprising an antiplaque agent in sufficient concentration to remove plaque and or kill bacteria upon application, in each case the gel having a specific viscosity permitting efficient application using a pen dispenser, as well as reduced dye or antiplaque agent concentration, together with methods of using the same.
    Type: Grant
    Filed: November 15, 2011
    Date of Patent: October 3, 2017
    Assignee: Colgate-Palmolive Company
    Inventors: Elva Chen, Sharon Kennedy, Yelloji-Rao Mirajkar, Suzanne Jogun, Michael Prencipe
  • ORAL CARE GEL DISPENSER SYSTEMS
    Publication number: 20140322666
    Abstract: The invention provides an oral care system comprising a gel in a pen dispenser, the dispenser comprising a chamber which permits dispensing of a measured amount of the gel, wherein the gel exhibits a Herschel-Bulkley yield stress of 10 to 230 dynes/cm2, a Herschel-Bulkley viscosity of 3 to 500 poise, and a Herschel-Bulkley rate index of 0.4 to 0.6, the specific viscosity permitting efficient application of the gel, as well as methods of using the same.
    Type: Application
    Filed: November 15, 2011
    Publication date: October 30, 2014
    Applicant: COLGATE-PALMOLIVE COMPANY
    Inventors: Elva Chen, Sharon Kennedy, Yelloji-Rao Mirajkar, Suzanne Jogun, Michael Prencipe
  • ORAL CARE GELS
    Publication number: 20140287380
    Abstract: The invention provides an orally acceptable plaque indicator gel comprising a dye in sufficient concentration to visibly stain plaque upon application, optionally for use in combination with an orally acceptable plaque removal gel comprising an antiplaque agent in sufficient concentration to remove plaque and or kill bacteria upon application, in each case the gel having a specific viscosity permitting efficient application using a pen dispenser, as well as reduced dye or antiplaque agent concentration, together with methods of using the same.
    Type: Application
    Filed: November 15, 2011
    Publication date: September 25, 2014
    Applicant: COLGATE-PALMOLIVE COMPANY
    Inventors: Elva Chen, Sharon Kennedy, Yelloji-Rao Mirajkar, Suzanne Jogun, Michael Prencipe