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Patent US2935839A successfully refreshed from Google Patents.
US2935839A
Expired / Lapsed
US
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Igniter compositions
Assignee: Ethyl Corp
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Filing: 1958-02-03
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Granted: 1960-05-10
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Expires: 1978-02-03
Abstract
No abstract record available.
Inventors
- 👤 Harold A Beatty
- 👤 Martin E Gluckstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:26
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30; C10L1/305; C06; C06C; C06C9/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
34 words
METHOD OF IGNITING FUEL IN A JET ENGINE WHICH COMPRISES INTRODUCING INTO THE COMBUSTOR PORTION OF SAID ENGINE A MIXTURE WHICH CONSISTS ESSENTIALLY OF TRIETHYLALUMINUM CONTAINING 5 TO 40 PERCENT BY WEIGHT OF TRIMETHYLALUMINUM.
References Cited (Backward Citations)
US2867081A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-10 | 1963-11-09 | 1964-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-10 | 1967-11-09 | 1968-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-10 | 1971-11-09 | 1972-05-10 | $7700.00 | Window Closed / Lapsed |