US3062435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-unit rotary engine
Assignee: Curtiss Wright Corp
•
Filing: 1959-11-17
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Granted: 1962-11-06
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Expires: 1979-11-17
Abstract
No abstract record available.
Inventors
- 👤 Bentele Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:16
CPC Classifications
F; F16; F16C; F16C9/00; F16C9/02; F02; F02B; F02B53/00; F02B2053/005; F02B75/00; F02B75/02; F02B2075/022; F02B2075/027; F02B2730/00; F02B2730/01; F02B2730/018; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US638910A
Cited
US669458A
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US1247700A
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US1434446A
Cited
US1636486A
Cited
US1686569A
Cited
US2066394A
Cited
GB557902A
Cited
FR1125876A
Cited
FR1188135A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |