US2953898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Afterburner apparatus
Assignee: Holley Performance Products Inc
•
Filing: 1956-10-22
•
Granted: 1960-09-27
•
Expires: 1976-10-22
Abstract
No abstract record available.
Inventors
- 👤 George W Cornelius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:17
CPC Classifications
F; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/24; F01N3/30; F01N3/32; F01N3/26; F01N3/306; F01N3/38; F01N3/36; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
NL60247C
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US1824820A
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US1847506A
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US1875024A
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US1931542A
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US2071119A
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US2038567A
Cited
US2658742A
Cited
US2667031A
Cited
US2704438A
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US2807930A
Cited
US2806346A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-27 | 1964-03-28 | 1964-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-27 | 1968-03-28 | 1968-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-27 | 1972-03-28 | 1972-09-27 | $7700.00 | Window Closed / Lapsed |