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US3326447A Expired / Lapsed US ⏱️ 0.0 years remaining

Reclosable carton with latch

Assignee: Federal Paper Board Co Inc
•
Filing: 1966-01-28
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Granted: 1967-06-20
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Expires: 1986-01-28
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Abstract

No abstract record available.

Inventors

  • 👤 Marshall I Williamson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 02:42
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/64; B65D5/66; B65D5/6602; B65D5/6608; B65D5/6626; B65D5/665; B65D5/6661; B65D5/6664; B65D5/6667; B65D5/6697

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 177 words
A RECLOSABLE CARTON COMPRISING A RECEPTACLE AND A COVER HINGED TO THE RECEPTACLE, THE COVER AND RECEPTACLE EACH HAVING WALLS, AT LEAST ONE COVER WALL PARTIALLY TELESCOPING THE CORRESPONDING WALL OF THE RECEPTACLE, AND LATCH MEANS INTERCONNECTING THE PARTIALLY TELESCOPED WALL COMPRISING COOPERATING ABUTMENT ELEMENTS ASSOCIATED RESPECTIVELY WITH THE COVER AND RECEPTACLE, ONE OF SAID ABUTMENT ELEMENTS COMPRISING THE EDGE OF A HINGED FLAP AND BEING LONGER THAN THE COOPERATING ABUTMENT ELEMENT, THE COOPERATING ELEMENT BEING FORMED BY THE EDGE OF A SLIT, THE SLIT BEING IN THE TELESCOPING FACE OF ONE OF SAID WALLS, THE WALL ADJACENT THE SLIT HAVING A BEND LINE THEREIN CAUSING THE MATERIAL OF THE WALL BETWEEN THE BEND LINE AND SLIT TO BULGE THUS FORCING THE EDGE OF THE SLIT OUT OF THE PLANE OF THE WALL FACE AND TO A POSITION TO BE ENGAGED BY THE FLAP EDGE ABUTMENT ELEMENT, AND A CROSS SLIT EXTENDING FROM THE FIRST MENTIONED SLIT INTERMEDIATE THE ENDS THEREOF TOWARDS THE BEND LINE SO AS TO ENHANCE THE BULGING OF THE EDGE OF THE SLIT.
Claim 2
Dependent Claim 177 words
A RECLOSABLE CARTON COMPRISING A RECEPTACLE AND A COVER HINGED TO THE RECEPTACLE, THE COVER AND RECEPTACLE EACH HAVING WALLS, AT LEAST ONE COVER WALL PARTIALLY TELESCOPING THE CORRESPONDING WALL OF THE RECEPTACLE, AND LATCH MEANS INTERCONNECTING THE PARTIALLY TELESCOPED WALL COMPRISING COOPERATING ABUTMENT ELEMENTS ASSOCIATED RESPECTIVELY WITH THE COVER AND RECEPTACLE, ONE OF SAID ABUTMENT ELEMENTS COMPRISING THE EDGE OF A HINGED FLAP AND BEING LONGER THAN THE COOPERATING ABUTMENT ELEMENT, THE COOPERATING ELEMENT BEING FORMED BY THE EDGE OF A SLIT, THE SLIT BEING IN THE TELESCOPING FACE OF ONE OF SAID WALLS, THE WALL ADJACENT THE SLIT HAVING A BEND LINE THEREIN CAUSING THE MATERIAL OF THE WALL BETWEEN THE BEND LINE AND SLIT TO BULGE THUS FORCING THE EDGE OF THE SLIT OUT OF THE PLANE OF THE WALL FACE AND TO A POSITION TO BE ENGAGED BY THE FLAP EDGE ABUTMENT ELEMENT, AND A CROSS SLIT EXTENDING FROM THE FIRST MENTIONED SLIT INTERMEDIATE THE ENDS THEREOF TOWARDS THE BEND LINE SO AS TO ENHANCE THE BULGING OF THE EDGE OF THE SLIT.

References Cited (Backward Citations)

US2116336A Cited
US2369388A Cited
US2373977A Cited
US2515327A Cited
US2456841A Cited
US2579346A Cited
US2777629A Cited
US3100074A Cited
US3232518A Cited
US3283991A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-06-19 1970-12-19 1971-06-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-06-19 1974-12-19 1975-06-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-06-19 1978-12-19 1979-06-20 $7700.00 Window Closed / Lapsed

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