Patent US2931324A successfully refreshed from Google Patents.
US2931324A
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Method and apparatus for burning low volatile fuel
Assignee: YUBA CONS IND Inc
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Filing: 1956-10-11
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Granted: 1960-04-05
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Expires: 1976-10-11
Abstract
No abstract record available.
Inventors
- 👤 John S Wallis
- 👤 John W Throckmorton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:47
CPC Classifications
C; C10; C10G; C10G9/00; C10G9/14; C10G9/18; C10G9/20; F; F22; F22B; F22B31/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1846978A
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US1947194A
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US2552866A
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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) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |