Patent US2862822A successfully refreshed from Google Patents.
US2862822A
Expired / Lapsed
US
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Method for preserving food products in sealed containers of vitreous material
Assignee: FMC Corp
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Filing: 1954-07-07
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Granted: 1958-12-02
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Expires: 1974-07-07
Abstract
No abstract record available.
Inventors
- 👤 Robert A Whitmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:30
CPC Classifications
B; B65; B65B; B65B55/00; B65B55/02; B65B55/04; B65B55/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
THE METHOD OF PRESERVING A FOOD PRODUCT IN A FRANGIBLE VITREOUS CONTAINER, WHICH COMPRISES SUBJECTING THE CONTAINER TO SATURATED STEAM FOR A PERIOD OF TIME SUFFICIENT TO ADEQUATELY STERILIZE ITS SURFACES BUT INSUFFICIENT TO HEAT MORE THAN A THIN OUTER STRATUM THEREOF TO A STERILIZING TEMPERATURE, FILLING A RELATIVELY COOL STERILE PRODUCT IMMEDIATELY THEREATER WITHIN A STERILE ATMOSPHERE INTO THE CONTAINER, AND CLOSING THE FILLED CONTAINER WHILE IN SAID STERILE ATMOSPHERE WITHE PRESTERILLIZED LID.
Claim 2
Independent Claim
74 words
THE METHOD OF PRESERVING A FOOD PRODUCT IN A FRANGIBLE VITREOUS CONTAINER, WHICH COMPRISES SUBJECTING THE CONTAINER TO SATURATED STEAM FOR A PERIOD OF TIME SUFFICIENT TO ADEQUATELY STERILIZE ITS SURFACES BUT INSUFFICIENT TO HEAT MORE THAN A THIN OUTER STRATUM THEREOF TO A STERILIZING TEMPERATURE, FILLING A RELATIVELY COOL STERILE PRODUCT IMMEDIATELY THEREATER WITHIN A STERILE ATMOSPHERE INTO THE CONTAINER, AND CLOSING THE FILLED CONTAINER WHILE IN SAID STERILE ATMOSPHERE WITHE PRESTERILLIZED LID.
References Cited (Backward Citations)
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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) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |