Patents by Inventor Ada Ko

Ada Ko 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).

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    Patent number: D564236
    Type: Grant
    Filed: November 29, 2006
    Date of Patent: March 18, 2008
    Assignee: The Procter & Gamble Company
    Inventors: Ada Ko, Gregory Churchill Ames
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    Patent number: D572489
    Type: Grant
    Filed: January 17, 2008
    Date of Patent: July 8, 2008
    Assignee: The Procter & Gamble Company
    Inventors: Ada Ko, Gregory Churchill Ames
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    Patent number: D611255
    Type: Grant
    Filed: May 1, 2008
    Date of Patent: March 9, 2010
    Assignee: The Procter & Gamble Company
    Inventors: Ada Ko, Gregory Churchill Ames
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    Patent number: D637009
    Type: Grant
    Filed: November 16, 2010
    Date of Patent: May 3, 2011
    Assignee: The Procter & Gamble Company
    Inventors: Ada Ko, Gregory Churchill Ames
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    Patent number: D638224
    Type: Grant
    Filed: November 16, 2010
    Date of Patent: May 24, 2011
    Assignee: The Procter & Gamble Company
    Inventors: Ada Ko, Gregory Churchill Ames
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    Patent number: D638225
    Type: Grant
    Filed: November 16, 2010
    Date of Patent: May 24, 2011
    Assignee: The Procter & Gamble Company
    Inventors: Ada Ko, Gregory Churchill Ames
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    Patent number: D639071
    Type: Grant
    Filed: November 16, 2010
    Date of Patent: June 7, 2011
    Assignee: The Procter & Gamble Company
    Inventors: Ada Ko, Gregory Churchill Ames
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    Patent number: D639566
    Type: Grant
    Filed: November 16, 2010
    Date of Patent: June 14, 2011
    Assignee: The Procter & Gamble Company
    Inventors: Ada Ko, Gregory Churchill Ames