US2867979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for igniting fuels
Assignee: Experiment Inc
•
Filing: 1946-04-29
•
Granted: 1959-01-13
•
Expires: 1966-04-29
Abstract
No abstract record available.
Inventors
- 👤 Ii James W Mullen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:25
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/10; F02C; F02C7/00; F02C7/26; F02C7/264; F23; F23R; F23R3/00; F23R3/02; F23R3/16; F23R3/18; F23R3/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE612362C
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US690486A
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FR522163A
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US2396068A
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US2410881A
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US2408099A
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US2565308A
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US2417445A
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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) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |