US2652170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure cooker
Assignee: Individual
•
Filing: 1947-04-25
•
Granted: 1953-09-15
•
Expires: 1967-04-25
Abstract
No abstract record available.
Inventors
- 👤 Lotter William
- 👤 Lotter Minna
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:42
CPC Classifications
A; A47; A47J; A47J27/00; A47J27/08; A47J27/09; A47J27/092
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US993013A
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US1369249A
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US1521093A
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US1671025A
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US2225448A
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US2177123A
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GB524940A
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US2218188A
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US2387360A
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US2399115A
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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) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |