US2681284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Package of leavened dough
Assignee: Sefton Fibre Can Co
•
Filing: 1952-10-02
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Granted: 1954-06-15
•
Expires: 1972-10-02
Abstract
No abstract record available.
Inventors
- 👤 Charles B Graves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:50
CPC Classifications
B; B65; B65D; B65D3/00; B65D3/26; B65D3/261; B65D3/262; B65D3/263; Y; Y10; Y10S; Y10S206/00; Y10S206/83
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A DOUGH PACKAGE WHEREIN THE DOUGH HAS AUTOGENOUS PRESSURE CHARACTERISTICS ACTIVATED BY WARMING AND SUBSTANTIALLY INACTIVATED WHEN REFRIGERATED, THE PACKAGE COMPRISING A NORMALLY CLOSED CONTAINER, AN INNER WRAPPER FILLED WITH AND ENCLOSING THE DOUGH AND SUBSTANTIALLY FILLING THE CONTAINER, THE WRAPPER HAVING PAIRS OF OP-
Claim 2
Dependent Claim
45 words
A DOUGH PACKAGE WHEREIN THE DOUGH HAS AUTOGENOUS PRESSURE CHARACTERISTICS ACTIVATED BY WARMING AND SUBSTANTIALLY INACTIVATED WHEN REFRIGERATED, THE PACKAGE COMPRISING A NORMALLY CLOSED CONTAINER, AN INNER WRAPPER FILLED WITH AND ENCLOSING THE DOUGH AND SUBSTANTIALLY FILLING THE CONTAINER, THE WRAPPER HAVING PAIRS OF OP-
References Cited (Backward Citations)
USRE18426E
Cited
US1006087A
Cited
US1904741A
Cited
US1988091A
Cited
US2429538A
Cited
US2478618A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-14 | 1957-12-14 | 1958-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-14 | 1961-12-14 | 1962-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-14 | 1965-12-14 | 1966-06-15 | $7700.00 | Window Closed / Lapsed |