Patents by Inventor Hooman Shahidi

Hooman Shahidi 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).

  • Structures and compositions increasing the stability of peroxide actives
    Patent number: 9198841
    Abstract: A tooth whitening system is provided. The tooth whitening system includes a carrier, first and second substrates, and first and second tooth whitening compositions.
    Type: Grant
    Filed: February 26, 2009
    Date of Patent: December 1, 2015
    Assignee: The Procter & Gamble Company
    Inventors: Paul Albert Sagel, Hooman Shahidi
  • Structures and Compositions Increasing The Stability of Peroxide Actives
    Publication number: 20090214448
    Abstract: A tooth whitening system is provided. The tooth whitening system includes a carrier, first and second substrates, and first and second tooth whitening compositions.
    Type: Application
    Filed: February 26, 2009
    Publication date: August 27, 2009
    Inventors: Paul Albert Sagel, Hooman Shahidi
  • Oral care products
    Publication number: 20070259011
    Abstract: An oral care product comprising a strip and one or more oral care compositions. The oral care composition comprises an oral care active and when applied to the teeth the oral care product delivers one or more oral care benefits.
    Type: Application
    Filed: June 19, 2006
    Publication date: November 8, 2007
    Applicant: The Procter & Gamble Company
    Inventors: Paul Sagel, Hooman Shahidi, Samuel St. John
  • Structures and compositions increasing the stability of peroxide actives
    Patent number: 7018622
    Abstract: A peroxide product is provided. The peroxide product includes a package having a headspace, a substrate disposed within the package, and a thin layer of a composition having a peroxide active and a polyol, wherein the thin layer is disposed adjacent the substrate. The peroxide product also includes at least one means for increasing the stability of the peroxide active of the composition. The thin layer of the composition has at least about 43% of its original concentration of the peroxide active at twelve months after manufacture when stored at about 25° C. and in the absence of light.
    Type: Grant
    Filed: October 24, 2002
    Date of Patent: March 28, 2006
    Assignee: The Procter & Gamble Company
    Inventors: Lesle Marie Goodhart, Sue Ellen Bernheim, Paul Albert Sagel, Christopher Scott Ralston, Gary Lyle Walden, Hooman Shahidi, Richard Joseph Sunberg
  • Structures and compositions increasing the stability of peroxide actives
    Publication number: 20050249680
    Abstract: A peroxide product is provided. The peroxide product includes a package having a headspace, a substrate disposed within the package, and a thin layer of a composition having a peroxide active and a polyol, wherein the thin layer is disposed adjacent the substrate. The peroxide product also includes at least one means for increasing the stability of the peroxide active of the composition. The thin layer of the composition has at least about 43% of its original concentration of the peroxide active at twelve months after manufacture when stored at about 25° C. and in the absence of light.
    Type: Application
    Filed: July 14, 2005
    Publication date: November 10, 2005
    Inventors: Lesle Goodhart, Sue Bernheim, Paul Sagel, Christopher Ralston, Gary Walden, Hooman Shahidi, Richard Sunberg
  • Oral products having an aesthetic layer
    Patent number: 6916463
    Abstract: A packaged tooth whitening product is provided. The package includes a substrate having a first side and a second side, wherein the substrate is sized for use in a human user's oral cavity. A first composition including a tooth whitening agent is disposed adjacent the first side of the substrate. A second composition including an aesthetic agent disposed adjacent the second side of the substrate.
    Type: Grant
    Filed: September 24, 2002
    Date of Patent: July 12, 2005
    Assignee: The Procter & Gamble Company
    Inventors: Kuo-Chung Mark Lee, Gary Lyle Walden, Hooman Shahidi, Christopher Robert Mayer
  • Oral products having an aesthetic layer
    Publication number: 20040057910
    Abstract: A packaged tooth whitening product is provided. The package includes a substrate having a first side and a second side, wherein the substrate is sized for use in a human user's oral cavity. A first composition including a tooth whitening agent is disposed adjacent the first side of the substrate. A second composition including an aesthetic agent disposed adjacent the second side of the substrate.
    Type: Application
    Filed: September 24, 2002
    Publication date: March 25, 2004
    Applicant: The Procter & GambleCompany
    Inventors: Kuo-Chung Mark Lee, Gary Lyle Walden, Hooman Shahidi, Christopher Robert Mayer
  • Tooth whitening substance
    Patent number: 6582708
    Abstract: The present invention relates to a product comprising tooth whitening substance which comprises a high concentration of water, a peroxide, a gelling agent, and carrier materials. The tooth whitening substance will remain stable when stored as a thin layer. The present invention also relates to a method of storage of a tooth whitening substance and a method producing a stable thin layer of tooth whitening substance on a strip of material. Additionally, the present invention relates to the benefits obtained from the tooth whitening composition.
    Type: Grant
    Filed: June 28, 2000
    Date of Patent: June 24, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Paul Albert Sagel, Sue Ellen Bernheim, Lesle Marie Goodhart, Hooman Shahidi
  • Structures and compositions increasing the stability of peroxide actives
    Publication number: 20030059381
    Abstract: A peroxide product is provided. The peroxide product includes a package having a headspace, a substrate disposed within the package, and a thin layer of a composition having a peroxide active and a polyol, wherein the thin layer is disposed adjacent the substrate. The peroxide product also includes at least one means for increasing the stability of the peroxide active of the composition. The thin layer of the composition has at least about 43% of its original concentration of the peroxide active at twelve months after manufacture when stored at about 25° C. and in the absence of light.
    Type: Application
    Filed: October 24, 2002
    Publication date: March 27, 2003
    Inventors: Lesle Marie Goodhart, Sue Ellen Bernheim, Paul Albert Sagel, Christopher Scott Ralston, Gary Lyle Walden, Hooman Shahidi, Richard Joseph Sunberg
  • Oral compositions
    Patent number: 5688491
    Abstract: Disclosed are oral compositions such as toothpastes, mouthrinses, liquid dentifrices, lozenges and gums containing copper bis-glycinate.
    Type: Grant
    Filed: April 17, 1996
    Date of Patent: November 18, 1997
    Assignee: The Procter & Gamble Company
    Inventor: Hooman Shahidi