US3117873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Package and method of forming same
Assignee: Continental Can Co Inc
•
Filing: 1959-03-20
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Granted: 1964-01-14
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Expires: 1979-03-20
Abstract
No abstract record available.
Inventors
- 👤 Herbert D Bartels
- 👤 Sylvester L Flugge
- 👤 Lewis F Irland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:39
CPC Classifications
B; B65; B65D; B65D7/00; B65D7/42; B21; B21D; B21D51/00; B21D51/16; B21D51/26; B21D51/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A METHOD OF PACKAGING A FOOD PRODUCT INTO A CAN COMPRISING THE STEPS OF PROVIDING AN EMPTY CAN HAVING A BODY WITH AT LEAST ONE PERPHERAL BEAD AND ONE END, PLACING THE FOOD PRODUCT IN THE CAN, PLACING A SECOND CAN END ON THE CAN BODY, SUBJECTING THE CAN AND THE FOOD PRODUCT TO SUB-ATMOSPHERIC PRESSURE AND WHILE THE CAN AND THE FOOD PRODUCT ARE UNDER THE SUB-ATMOSPHERIC PRESSURE SEALING THE SECOND CAN END TO THE CAN BODY AND APPLYING AN ENDWISE PRESSURE ON THE CAN TO FORESHORTEN THE CAN TO A PREDETERMINED HEIGHT BY DISTORTING THE BEAD AND TO MOVE THE CAN ENDS INTO COMPRESSIVE ENGAGEMENT WITH THE FOOD PRODUCT, AND THEN AGAIN SUBJECTING THE CAN TO ATMOSPHERIC PRESSURE.
Claim 2
Independent Claim
120 words
A METHOD OF PACKAGING A FOOD PRODUCT INTO A CAN COMPRISING THE STEPS OF PROVIDING AN EMPTY CAN HAVING A BODY WITH AT LEAST ONE PERPHERAL BEAD AND ONE END, PLACING THE FOOD PRODUCT IN THE CAN, PLACING A SECOND CAN END ON THE CAN BODY, SUBJECTING THE CAN AND THE FOOD PRODUCT TO SUB-ATMOSPHERIC PRESSURE AND WHILE THE CAN AND THE FOOD PRODUCT ARE UNDER THE SUB-ATMOSPHERIC PRESSURE SEALING THE SECOND CAN END TO THE CAN BODY AND APPLYING AN ENDWISE PRESSURE ON THE CAN TO FORESHORTEN THE CAN TO A PREDETERMINED HEIGHT BY DISTORTING THE BEAD AND TO MOVE THE CAN ENDS INTO COMPRESSIVE ENGAGEMENT WITH THE FOOD PRODUCT, AND THEN AGAIN SUBJECTING THE CAN TO ATMOSPHERIC PRESSURE.
References Cited (Backward Citations)
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Cited
US1789946A
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GB368455A
Cited
US1992556A
Cited
US2110012A
Cited
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US2423358A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |