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US3302823A Expired / Lapsed US ⏱️ 0.0 years remaining

Pull-tab, quick-opening container

Assignee: Individual
•
Filing: 1964-11-09
•
Granted: 1967-02-07
•
Expires: 1984-11-09
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Abstract

No abstract record available.

Inventors

  • 👤 Murlin L Hulse

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 00:39
CPC Classifications
B; B65; B65D; B65D17/00; B65D17/28; B65D17/401; B65D17/4011

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 173 words
A CANISTER HAVING A PULL-TAB OPENING DEVICE SUCURED THERETO FOR OPENING THE CANISTER, COMPRISING: A SEAMLESS, TUBULAR METAL BODY HAVING A TRANSVERSE BOTTOM WALL INTEGRAL WITH SAID BODY AND ACROSS ONE END AND AN OPEN OPPOSITE END ADAPTED TO SEAT AN END CLOSURE THEREACROSS, SAID INTEGRAL BOTTOM WALL HAVING A SEVERABLE REMOVAL AREA WHICH IS DEFINED BY INTERSECTING LINES OF WEAKENING, ONE LINE BEING CIRCULAR ENCLOSING THE AREA TO BE REMOVED FROM THE BOTTOM WALL, INCLUDING AT LEAST A SUBSTANTIAL AREA OF THE BOTTOM WALL AND A SECOND LINE WHICH DESCRIBES A TORTUOUS, MEDIAL PATH EXTENDING IN A SUBSTANTIALLY DIAMETRIC DIRECTION THROUGH THE SAID AREA COMMENCING AT SAID INTERSECTION OF THE TWO LINES SO AS TO FACILITATE THE OPENING IN THE BOTTOM WALL WITH A MINIMAL AMOUNT OF PRESSURE AND DISTANCE OF PULL, AND A PULL-TAB OPENER SECURED TO THE REMOVAL AREA ON SAID BOTTOM WALL ADJACENT SAID INTERSECTION AND HAVING ITS LONGITUDINAL AXIS ORIENTED IN SAID DIAMETRIC DIRECTION WHEREBY PULL THEREON WILL BE IN SAID DIRECTION STARTING AT SAID POINT OF INTERSECTION.
Claim 2
Dependent Claim 173 words
A CANISTER HAVING A PULL-TAB OPENING DEVICE SUCURED THERETO FOR OPENING THE CANISTER, COMPRISING: A SEAMLESS, TUBULAR METAL BODY HAVING A TRANSVERSE BOTTOM WALL INTEGRAL WITH SAID BODY AND ACROSS ONE END AND AN OPEN OPPOSITE END ADAPTED TO SEAT AN END CLOSURE THEREACROSS, SAID INTEGRAL BOTTOM WALL HAVING A SEVERABLE REMOVAL AREA WHICH IS DEFINED BY INTERSECTING LINES OF WEAKENING, ONE LINE BEING CIRCULAR ENCLOSING THE AREA TO BE REMOVED FROM THE BOTTOM WALL, INCLUDING AT LEAST A SUBSTANTIAL AREA OF THE BOTTOM WALL AND A SECOND LINE WHICH DESCRIBES A TORTUOUS, MEDIAL PATH EXTENDING IN A SUBSTANTIALLY DIAMETRIC DIRECTION THROUGH THE SAID AREA COMMENCING AT SAID INTERSECTION OF THE TWO LINES SO AS TO FACILITATE THE OPENING IN THE BOTTOM WALL WITH A MINIMAL AMOUNT OF PRESSURE AND DISTANCE OF PULL, AND A PULL-TAB OPENER SECURED TO THE REMOVAL AREA ON SAID BOTTOM WALL ADJACENT SAID INTERSECTION AND HAVING ITS LONGITUDINAL AXIS ORIENTED IN SAID DIAMETRIC DIRECTION WHEREBY PULL THEREON WILL BE IN SAID DIRECTION STARTING AT SAID POINT OF INTERSECTION.

References Cited (Backward Citations)

US2828883A Cited
US3151766A Cited
US3195768A Cited
US3198155A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-02-06 1970-08-08 1971-02-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-02-06 1974-08-08 1975-02-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-02-06 1978-08-08 1979-02-07 $7700.00 Window Closed / Lapsed

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