US3527052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion system with aerodynamically variable geometry
Assignee: TECHNOLOGY UK
•
Filing: 1968-07-31
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Granted: 1970-09-08
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Expires: 1988-07-31
Abstract
No abstract record available.
Inventors
- 👤 William Dean Bryce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:14
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/02; F23R3/26; F23R3/04; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2807933A
Cited
US2960823A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-07 | 1974-03-09 | 1974-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-07 | 1978-03-09 | 1978-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-07 | 1982-03-09 | 1982-09-08 | $7700.00 | Window Closed / Lapsed |