US3077709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filling and sealing method
Assignee: Foils Packaging Corp
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Filing: 1961-04-28
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Granted: 1963-02-19
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Expires: 1981-04-28
Abstract
No abstract record available.
Inventors
- 👤 Don B Kauffeld
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:08
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/02; B65D5/12; B65D5/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
THE METHOD OF FILLING AND CLOSING A PAPERBORAD CONTAINER HAVING A HOLLOW POLYGONAL BODY WITH END-FLAPS AROUND AN OPEN END OF THE BODY AND MUTUALLY SEPARATED BY CUTS EXTENDING TO A PREDETERMINED DEPTH ALONG EACH OF THE LONGITUDINAL BEND LINES OF THE BODY AND SAID CONTAINER HAVING AN END PANEL OF THE SAME SHAPE AND SIZE AS THE CROSS-SECTION OF THE BODY AND FURTHER INCLUDING FLANGE FLAPS EXTENDING OUTWARDLY THEREFROM AROUND ITS PERIPHERY BY A DISTANCE LESS THAN THE DEPTH OF SAID CUTS, THE METHOD INCLUDING THE FOLLOWING STEPS: BENDING EACH END-FLAP OUTWARDLY THROUGH AT LEAST 90 DEGREES WITH RESPECT TO THE SIDE OF THE BODY TO WHICH IT IS ATTACHED; FILLING THE BODY UP EVEN WITH THE PLANE OF ITS END OPENING, PLACING THE END PANEL OVER THE OPEN END OF THE BODY AND SECURING THE FLANGE FLAPS TO THE END FLAPS IN THAT PLANE; FOLDING THE ENDFLAPS AND FLANGE FLAPS TO LIE NORMAL TO SAID PLANE AND EXTEND AWAY FROM THE BODY; SECURING THE MUTUALLY ADJACENT FLANGE FLAPS TOGETHER; FOLDING EACH END FLAP INWARDLY THROUGH 180 DEGREES TO COVER THE ASSOCIATED FLANGE FLAP; AND SECURING THE END-FLAPS AND FLANGE FLAPS TOGETHER.
Claim 2
Independent Claim
193 words
THE METHOD OF FILLING AND CLOSING A PAPERBORAD CONTAINER HAVING A HOLLOW POLYGONAL BODY WITH END-FLAPS AROUND AN OPEN END OF THE BODY AND MUTUALLY SEPARATED BY CUTS EXTENDING TO A PREDETERMINED DEPTH ALONG EACH OF THE LONGITUDINAL BEND LINES OF THE BODY AND SAID CONTAINER HAVING AN END PANEL OF THE SAME SHAPE AND SIZE AS THE CROSS-SECTION OF THE BODY AND FURTHER INCLUDING FLANGE FLAPS EXTENDING OUTWARDLY THEREFROM AROUND ITS PERIPHERY BY A DISTANCE LESS THAN THE DEPTH OF SAID CUTS, THE METHOD INCLUDING THE FOLLOWING STEPS: BENDING EACH END-FLAP OUTWARDLY THROUGH AT LEAST 90 DEGREES WITH RESPECT TO THE SIDE OF THE BODY TO WHICH IT IS ATTACHED; FILLING THE BODY UP EVEN WITH THE PLANE OF ITS END OPENING, PLACING THE END PANEL OVER THE OPEN END OF THE BODY AND SECURING THE FLANGE FLAPS TO THE END FLAPS IN THAT PLANE; FOLDING THE ENDFLAPS AND FLANGE FLAPS TO LIE NORMAL TO SAID PLANE AND EXTEND AWAY FROM THE BODY; SECURING THE MUTUALLY ADJACENT FLANGE FLAPS TOGETHER; FOLDING EACH END FLAP INWARDLY THROUGH 180 DEGREES TO COVER THE ASSOCIATED FLANGE FLAP; AND SECURING THE END-FLAPS AND FLANGE FLAPS TOGETHER.
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) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |