US3367384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods for burning fuel, burners and systems for burning fuels and apparatus in which said burners and/or systems are parts thereof
Assignee: Individual
•
Filing: 1966-05-09
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Granted: 1968-02-06
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Expires: 1986-05-09
Abstract
No abstract record available.
Inventors
- 👤 James T Voorheis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:32
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/10; F23D1/00; F23L; F23L17/00; F23L2700/00; F23L2700/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |