US2936751A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas burners
Assignee: Hupp Corp
•
Filing: 1956-08-10
•
Granted: 1960-05-17
•
Expires: 1976-08-10
Abstract
No abstract record available.
Inventors
- 👤 Philip M Forniti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:24
CPC Classifications
F; F23; F23C; F23C99/00; F23C2700/00; F23C2700/04; F23C2700/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US792323A
Cited
US1677156A
Cited
US2051213A
Cited
GB545339A
Cited
US2379766A
Cited
GB621611A
Cited
US2551823A
Cited
US2517071A
Cited
US2531139A
Cited
FR1070317A
Cited
US2806465A
Cited
FR1134715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |