US2570993A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure cooker
Assignee: Proctor Electric Co
•
Filing: 1946-05-27
•
Granted: 1951-10-09
•
Expires: 1966-05-27
Abstract
No abstract record available.
Inventors
- 👤 Turner Charles Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:41
CPC Classifications
A; A47; A47J; A47J27/00; A47J27/08; A47J27/0804; A47J27/0815
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US737171A
Cited
US1219402A
Cited
FR630277A
Cited
GB310852A
Cited
US2282011A
Cited
US2407627A
Cited
US2468259A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-08 | 1955-04-09 | 1955-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-08 | 1959-04-09 | 1959-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-08 | 1963-04-09 | 1963-10-09 | $7700.00 | Window Closed / Lapsed |