Patents by Inventor Daniel A. Vento

Daniel A. Vento 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).

  • Use of tocopherol to stabilize chewing gum rubber
    Patent number: 5270060
    Abstract: A chewing gum elastomer is stabilized with a specific mixture of tocopherol homologs, thereby eliminating the need for synthetic antioxidants. The mixture of tocopherol homologs falls within the range of 7-20% by weight alpha tocopherol, 45-75% by weight gamma tocopherol, 18-32% by weight delta tocopherol and, optionally, 0-3% by weight beta tocopherol.
    Type: Grant
    Filed: March 12, 1993
    Date of Patent: December 14, 1993
    Assignee: Wm. Wrigley Jr. Company
    Inventors: John W. Foster, Charles P. Orfan, Daniel A. Vento, Archie L. Hightower, Scott E. Hartman
  • Gum base containing tocopherol
    Patent number: 5200213
    Abstract: A chewing gum base is stabilized with a specific mixture of tocopherol homologs, thereby eliminating the need for synthetic antioxidants. The mixture of tocopherol homologs falls within the range of 7-20% by weight alpha tocopherol, 45-75% by weight gamma tocopherol and 18-32% by weight delta tocopherol.
    Type: Grant
    Filed: April 27, 1992
    Date of Patent: April 6, 1993
    Assignee: Wm. Wrigley Jr. Company
    Inventors: Charles P. Orfan, Daniel A. Vento, Archie L. Hightower, Walter C. Romanofsky
  • Gum base containing tocopherol
    Patent number: 5132121
    Abstract: A chewing gum base is stablized with a specific mixture of tocopherol homologs, thereby eliminating the need for synthetic antioxidants. The mixture of tocopherol homologs falls within the range of 7-20% by weight alpha tocopherol, 45-75% by weight gamma tocopherol and 18-32% by weight delta tocopherol.
    Type: Grant
    Filed: August 12, 1991
    Date of Patent: July 21, 1992
    Assignee: Wm. Wrigley Jr. Company
    Inventors: Charles P. Orfan, Daniel A. Vento, Archie L. Hightower, Walter C. Romanofsky