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Patent US3331548A successfully refreshed from Google Patents.
US3331548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Book carton
Assignee: Federal Carton Corp
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Filing: 1965-05-24
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Granted: 1967-07-18
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Expires: 1985-05-24
Abstract
No abstract record available.
Inventors
- 👤 Cassidy Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:51
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/20; B65D5/2004; B65D5/2009
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A CONTAINER OF THE TYPE DESCRIBED, COMPRISING A RECTANGULAR ENCLOSURE OF FIBROUS MATERIAL HAVING PARALLEL TOP AND BOTTOM WALLS, RECTANGULAR TUBULAR WALLS POSITIONED AT AN OPPOSITE PAIR OF EDGES OF SAID BOTTOM WALL, A PAIR OF PLANAR WALLS AT THE REMAINING PAIR OF EDGES OF SAID BOTTOM WALL OVERLAPPING THE ENDS OF SAID TUBULAR WALLS, AN EXTENSION AT EACH END OF THE BASE OF EACH TUBULAR WALL OVERLYING AND SECURED TO THE ADJACENT ENDS OF SAID PLANAR WALLS SO AS TO ALSO OVERLAP THE ADJACENT ENDS OF SAID TUBULAR WALLS, AND SAID TOP WALL BEING FORMED OF A PAIR OF FLAPS EXTENDING FROM THE TOP EDGES OF SAID PLANAR WALLS, EACH FLAP HAVING ITS SIDE EDGES DOUBLE-FOLDED AND SECURED TOGETHER SO THAT THE EDGES OF THE FLAPS HAVE THREE LAYERS.
Claim 2
Dependent Claim
130 words
A CONTAINER OF THE TYPE DESCRIBED, COMPRISING A RECTANGULAR ENCLOSURE OF FIBROUS MATERIAL HAVING PARALLEL TOP AND BOTTOM WALLS, RECTANGULAR TUBULAR WALLS POSITIONED AT AN OPPOSITE PAIR OF EDGES OF SAID BOTTOM WALL, A PAIR OF PLANAR WALLS AT THE REMAINING PAIR OF EDGES OF SAID BOTTOM WALL OVERLAPPING THE ENDS OF SAID TUBULAR WALLS, AN EXTENSION AT EACH END OF THE BASE OF EACH TUBULAR WALL OVERLYING AND SECURED TO THE ADJACENT ENDS OF SAID PLANAR WALLS SO AS TO ALSO OVERLAP THE ADJACENT ENDS OF SAID TUBULAR WALLS, AND SAID TOP WALL BEING FORMED OF A PAIR OF FLAPS EXTENDING FROM THE TOP EDGES OF SAID PLANAR WALLS, EACH FLAP HAVING ITS SIDE EDGES DOUBLE-FOLDED AND SECURED TOGETHER SO THAT THE EDGES OF THE FLAPS HAVE THREE LAYERS.
References Cited (Backward Citations)
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US2684758A
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US2686629A
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US2755982A
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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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |