Patents by Inventor Sam Wah Lam

Sam Wah Lam 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).

  • Publication number: 20040183237
    Abstract: A container for product integrity and identification includes a bottle formed from a resin comprising polypropylene and a first set of dye stuffs present in the bottle in an amount sufficient to absorb visible and ultraviolet wavelengths which may cause product degradation. An ultraviolet blocking agent is present to absorb ultraviolet wavelengths which may cause product degradation. A second set of dyestuffs is present in the bottle in an amount sufficient to provide an identifying blue color of the bottle while enabling sufficient transmission of the light for visual inspection of the product contained in the bottle.
    Type: Application
    Filed: March 12, 2004
    Publication date: September 23, 2004
    Inventors: Thomas M. McGrath, Sam Wah Lam
  • Publication number: 20040005419
    Abstract: A container for product integrity and identification includes a bottle formed from a resin comprising polypropylene and a first set of dye stuffs present in the bottle in an amount sufficient to absorb visible and ultraviolet wavelengths which may cause product degradation. An ultraviolet blocking agent is present to absorb ultraviolet wavelengths which may cause product degradation. A second set of dyestuffs is present in the bottle in an amount sufficient to provide an identifying blue color of the bottle while enabling sufficient transmission of the light for visual inspection of the product contained in the bottle.
    Type: Application
    Filed: July 2, 2002
    Publication date: January 8, 2004
    Inventors: Thomas M. McGrath, Sam Wah Lam
  • Publication number: 20030211259
    Abstract: A container for product integrity and identification includes a bottle formed from a resin comprising polyethylene terephthalate and a first set of dye stuffs present in the bottle in an amount sufficient to absorb visible and ultraviolet wavelengths which may cause product degradation. A second set of dyestuffs is present in the bottle in an amount sufficient to provide an identifying blue color of the bottle while enabling sufficient transmission of the light for visual inspection of the product contained in the bottle.
    Type: Application
    Filed: May 7, 2002
    Publication date: November 13, 2003
    Inventors: Sam Wah Lam, Thomas Michael McGrath