US2806464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel burning cooking unit
Assignee: Chambers Corp
•
Filing: 1952-02-07
•
Granted: 1957-09-17
•
Expires: 1972-02-07
Abstract
No abstract record available.
Inventors
- 👤 Willis E Williams
- 👤 Howard L Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:10
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/10
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) | 1960-09-16 | 1961-03-18 | 1961-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-16 | 1965-03-18 | 1965-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-16 | 1969-03-18 | 1969-09-17 | $7700.00 | Window Closed / Lapsed |