Patent US2596329A successfully refreshed from Google Patents.
US2596329A
Expired / Lapsed
US
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Accessory heater device usable on cooking stove burner
Assignee: Individual
•
Filing: 1947-11-10
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Granted: 1952-05-13
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Expires: 1967-11-10
Abstract
No abstract record available.
Inventors
- 👤 Egbert Ada Elizabeth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:06
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/18
Claims Analysis
Total Claims: 0
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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) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |