Patents by Inventor Michael S. Chuu

Michael S. Chuu 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).

  • Oxygen scavenging composition
    Patent number: 5605996
    Abstract: An Improved Oxygen Scavenging Polymer containing unsaturated carbon-carbon bonds, functions as an antioxidant when the unsaturated carbon-carbon bonds are triggered by the presence of moisture, wherein the unsaturated polymer contains one or more alkyl, alkenyl, or alkynyl groups or combinations thereof, and the polymer is used in articles.
    Type: Grant
    Filed: March 16, 1994
    Date of Patent: February 25, 1997
    Assignee: American National Can Company
    Inventors: Michael S. Chuu, Thomas T. Tung
  • Non-tack chewing gum base
    Patent number: 5087459
    Abstract: A non-tack chewing gum composition having improved flavor and texture quality is provided wherein the chewing gum has a gum base comprising from about 0.1% to about 20% by weight terpene resin; from about 0.1% to about 10% by weight high melting wax; from about 0.1% to about 4% by weight low melting wax; from about 10% to about 30% by weight elastomer; from about 15% to about 30% by weight polyvinyl acetate; from about 1% to about 10% by weight emulsifier; from about 5% to about 20% by weight filler; and from about 15% to about 40% by weight gum base solvent.
    Type: Grant
    Filed: March 21, 1991
    Date of Patent: February 11, 1992
    Assignee: Wm. Wrigley Jr. Company
    Inventors: Michael S. Chuu, Albert H. Chapdelaine, Mansukh M. Patel