×

Chewing gum

  • US 4,563,345 A
  • Filed: 01/23/1984
  • Issued: 01/07/1986
  • Est. Priority Date: 01/23/1984
  • Status: Expired due to Fees
First Claim
Patent Images

1. A piece of liquid center chewing gum comprisinga first phase comprising chewing gum, and a high viscosity viscous second phase comprising a tooth decay inhibiting amount of between 0.3 and 0.5 g. of sodium fluoride USP, toxic in large doses, as an effective fluorine salt and between 50 and 250 g. of a 5-25% solution of a thickening agent adapted to impart sufficiently high viscosity to adhere some of the fluoride ions to tooth enamel,said first phase enclosing said second phase and not being admixed therewith,said high-viscosity viscous, fluoride-containing second phase being released into the mouth immediately upon sufficient chewing to rupture said first phase whereby a portion of said viscous second phase adheres to the teeth, providing topical protection, while the remainder of the fluoride is ingested, in smaller than toxic doses, for additional protection.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×