US3116153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hermetically sealed food package
Assignee: Oscar Mayer Foods Corp
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Filing: 1962-11-13
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Granted: 1963-12-31
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Expires: 1982-11-13
Abstract
No abstract record available.
Inventors
- 👤 Oscar E Seiferth
- 👤 Glenn M Austin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:11
CPC Classifications
B; B65; B65D; B65D7/00; B65D7/12; B65D7/34; B65D7/36; B65D77/00; B65D77/10; B65D77/20; B65D77/2004; B65D77/202
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
125 words
A VACUUMIZED HERMETICALLY SEALED PACKAGE WHICH COMPRISES A QUANTITY OF A FOOD PRODUCT, A RECEPTACLE CONTAINING THE PRODUCT WHICH IS IN THE FORM OF AN OPEN TOP TRAY HAVING A BOTTOM, A SIDE WALL AND A STEPPED FLANGE FORMATION EXTENDING OUTWARDLY AT THE TOP MARGINAL EDGE OF THE SIDE WALL, SAID TRAY BEING PREFORMED OF A RELATIVELY THIN GAUGE DEFORMABLE MATERIAL HAVING SUBSTANTIAL RIGIDITY WITH THE MARGINAL STEPPED FLANGE FORMATION COMPRISING RELATIVELY NARROW, VERTICALLY SPACED INNER AND OUTER FLANGE PORTIONS CONNECTED BY A VERTICALLY EXTENDING NARROW WALL SECTION OF GREATER DIAMETER THAN THE SIDE WALL AT ITS TOP EDGE, A SHEET OF FLEXIBLE TRANSPARENT PLASTIC FILM POSITIONED OVER THE PRODUCT IN THE TRAY AND THE MARGINAL FLANGE FORMATION ON SAID TRAY, A TOP CLOSURE MEMBER
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) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |