Patent US3257246A successfully refreshed from Google Patents.
US983565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fireless cooker.
Assignee: EVA PIERSON
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Filing: 1909-02-09
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Granted: 1911-02-07
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Expires: 1929-02-09
Abstract
No abstract record available.
Inventors
- 👤 Theron Pierson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:22
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/02; F25D23/026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1914-02-06 | 1914-08-08 | 1915-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-02-06 | 1918-08-08 | 1919-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-02-06 | 1922-08-08 | 1923-02-07 | $7700.00 | Window Closed / Lapsed |