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US3743520A Expired / Lapsed US ⏱️ 0.0 years remaining

Compartmented beverage container

Assignee: Individual
•
Filing: 1971-09-03
•
Granted: 1973-07-03
•
Expires: 1991-09-03
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Abstract

Abstract BEVERAGE CONTAINERS ARE SHOWN TO HAVE, ON THE UNDERSIDE OF A PORTION OF A CAN TOP, ONE OR MORE RUPTURABLE COMPARTMENTS. THE COMPARTMENTS EACH CONTAIN A DIFFERENT INGREDIENT FOR MODIFYING A BASIC BEVERAGE IN THE CONTAINER. THE TOP OF THE CAN IS MARKED TO INDICATE THE LOCATION AND CONTENTS OF EACH COMPARTMENT AND WHERE RUPTURING OF THE TOP PROVIDES ACCESS ONLY TO THE BASIC BEVERAGE. THE BOTTOM WALL OF A COMPARTMENT MAY BE POSITIONED SUCH THAT RUPTURING OF THE TOP OF THE BEVERAGE CAN OVER THE COMPARTMENT WITH AN ORDINARY CAN OPENER WILL ALSO RUPTURE THE BOTTOM OF THE UNDERLYING COMPARTMENT TO ALLOW ENTRY OF THE MODIFYING INGREDIENT INTO THE BEVERAGE IN THE CAN. THE BOTTOM OF A COMPARTMENT MAY BE POSITIONED SO AS NOT TO BE RUPTURED BY A CAN OPENER PROVIDING ACCESS TO THE MODIFYING INGREDIENT THROUGH THE TOP OF THE CAN.

Inventors

  • 👤 J Croner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 21:46
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/32; B65D81/3216

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-07-02 1977-01-01 1977-07-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-07-02 1981-01-01 1981-07-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-07-02 1985-01-01 1985-07-03 $7700.00 Window Closed / Lapsed

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