Patent US2599072A successfully refreshed from Google Patents.
US2599072A
Expired / Lapsed
US
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Safety mechanism for pressure cookers
Assignee: General Mills Inc
•
Filing: 1948-05-03
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Granted: 1952-06-03
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Expires: 1968-05-03
Abstract
No abstract record available.
Inventors
- 👤 Clifford C Schweiso
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:15
CPC Classifications
A; A47; A47J; A47J27/00; A47J27/08; A47J27/0804; A47J27/0811; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0945; Y10T292/0949
Claims Analysis
Total Claims: 0
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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) | 1955-06-03 | 1955-12-03 | 1956-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-03 | 1959-12-03 | 1960-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-03 | 1963-12-03 | 1964-06-03 | $7700.00 | Window Closed / Lapsed |