Patrick Prombo

Person

  • Homewood, IL, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Chewing gum having an extended sweetness

    • Patent number 4,986,991
    • Issue date Jan 22, 1991
    • Wm Wrigley, Jr., Company
    • Robert Yatka
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES