Patent US2844475A successfully refreshed from Google Patents.
US2844475A
Expired / Lapsed
US
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Disposable pressure cooker package of frozen food
Assignee: Foil Process Corp
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Filing: 1955-01-04
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Granted: 1958-07-22
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Expires: 1975-01-04
Abstract
No abstract record available.
Inventors
- 👤 James F Barnes
- 👤 Elmer F Rebholz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:32
CPC Classifications
B; B65; B65D; B65D65/00; B65D65/38; B65D65/40; B65D5/00; B65D5/42; B65D5/4295; B65D81/00; B65D81/34; B65D81/3438
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A DISPOSABLE PRESSURE COOKER AND PACKAGE COMPRISING A BOX FORMED OF METAL FOIL SHEET MATERIAL, AND A FROZED FOOD PRODUCT THEREIN CONTAINING WATER FOR COOKING SAID PRODUCT, THE UPPER PORTION OF SAID BOX BEING FOLDED DOWNWARDLY ALONG ONE EDGE OF SAID BOX AND EXTENDING SUBSTANTIALLY TO THE OPPOSITE EDGE THEREOF, AND A STEAM OUTLET PORT IN SAID BOX ADJACENT SAID OPPOSITE EDGE AND COMMUNICATING WITH THE INTERIOR OF SAID BOX THROUGH SAID DOWNWARDLY-FOLDED BOX PORTION, SAID BOX BEING CLOSED EXCEPT FOR SAID STEAM OUTLET PORT.
Claim 2
Dependent Claim
85 words
A DISPOSABLE PRESSURE COOKER AND PACKAGE COMPRISING A BOX FORMED OF METAL FOIL SHEET MATERIAL, AND A FROZED FOOD PRODUCT THEREIN CONTAINING WATER FOR COOKING SAID PRODUCT, THE UPPER PORTION OF SAID BOX BEING FOLDED DOWNWARDLY ALONG ONE EDGE OF SAID BOX AND EXTENDING SUBSTANTIALLY TO THE OPPOSITE EDGE THEREOF, AND A STEAM OUTLET PORT IN SAID BOX ADJACENT SAID OPPOSITE EDGE AND COMMUNICATING WITH THE INTERIOR OF SAID BOX THROUGH SAID DOWNWARDLY-FOLDED BOX PORTION, SAID BOX BEING CLOSED EXCEPT FOR SAID STEAM OUTLET PORT.
References Cited (Backward Citations)
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Cited
US2674536A
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US2609301A
Cited
US2640779A
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US2673805A
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US2673806A
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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) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |