US2626560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure cooker
Assignee: Individual
•
Filing: 1947-05-16
•
Granted: 1953-01-27
•
Expires: 1967-05-16
Abstract
No abstract record available.
Inventors
- 👤 Otto M Burkhardt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:43
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/24; A47J31/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US285972A
Cited
US1196086A
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US655410A
Cited
GB191008706A
Cited
FR419796A
Cited
US1127780A
Cited
US1424774A
Cited
US1552565A
Cited
US2103704A
Cited
US2302698A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-27 | 1956-07-28 | 1957-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-27 | 1960-07-28 | 1961-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-27 | 1964-07-28 | 1965-01-27 | $7700.00 | Window Closed / Lapsed |