US3326447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reclosable carton with latch
Assignee: Federal Paper Board Co Inc
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Filing: 1966-01-28
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Granted: 1967-06-20
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Expires: 1986-01-28
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)
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US2373977A
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US2515327A
Cited
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Cited
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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 |