US3146935A
Expired / Lapsed
US
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Assignee: Richardson Vicks Inc
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Filing: 1962-10-29
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Granted: 1964-09-01
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Expires: 1982-10-29
Abstract
No abstract record available.
Inventors
- 👤 Edwin D Carkhuff
- 👤 Daniel J Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:17
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/64; Y; Y10; Y10S; Y10S206/00; Y10S206/815
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
AN END CLOSURE FOR CARTONS HAVING FOUR SIDE WALLS COMPRISING HOLDING MEANS FORMED BY FLAPS OF CARTON SIDE WALL MATERIAL TURNED IN AND FASTENED TO THE INNER SIDE WALLS OF THE CARTON TO FORM A BEARING LEDGE EXTENDING A SUBSTANTIAL DISTANCE ACROSS THE UPPER SIDE WALLS OF THE CARTON ON THE INNER SIDE AND PARALLEL TO THE TOP EDGE THEREOF, A FLAT INSERT OF SUBSTANTIALLY THE SAME SHAPE AS A CROSS SECTION PARALLEL TO THE EDGE OF THE CARTON AT A POINT NEAR SAID LEDGE HAVING FLAPS EXTENDING UPWARDLY FROM THE OUTER PERIPHERY OF THE FOUR EDGES OF THE FLAT SURFACE OF SAID INSERT A SHORT DISTANCE UPWARDLY AND OVER A DISTANCE OF AT LEAST ONE HALF THE PERIPHERY OF THE FLAT INSERT ENGAGING THE INNER SIDE WALLS OF THE CARTON AND ABUTTING AGAINST THE BEARING LEDGE PROVIDED BY THE TURNED-IN FLAPS OF THE SIDE WALLS OF THE CARTON OVER A SUBSTANTIAL LENGTH THEREOF.
Claim 2
Dependent Claim
154 words
AN END CLOSURE FOR CARTONS HAVING FOUR SIDE WALLS COMPRISING HOLDING MEANS FORMED BY FLAPS OF CARTON SIDE WALL MATERIAL TURNED IN AND FASTENED TO THE INNER SIDE WALLS OF THE CARTON TO FORM A BEARING LEDGE EXTENDING A SUBSTANTIAL DISTANCE ACROSS THE UPPER SIDE WALLS OF THE CARTON ON THE INNER SIDE AND PARALLEL TO THE TOP EDGE THEREOF, A FLAT INSERT OF SUBSTANTIALLY THE SAME SHAPE AS A CROSS SECTION PARALLEL TO THE EDGE OF THE CARTON AT A POINT NEAR SAID LEDGE HAVING FLAPS EXTENDING UPWARDLY FROM THE OUTER PERIPHERY OF THE FOUR EDGES OF THE FLAT SURFACE OF SAID INSERT A SHORT DISTANCE UPWARDLY AND OVER A DISTANCE OF AT LEAST ONE HALF THE PERIPHERY OF THE FLAT INSERT ENGAGING THE INNER SIDE WALLS OF THE CARTON AND ABUTTING AGAINST THE BEARING LEDGE PROVIDED BY THE TURNED-IN FLAPS OF THE SIDE WALLS OF THE CARTON OVER A SUBSTANTIAL LENGTH THEREOF.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |