US3060685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple engine jet-propulsion drive and thrust reverser for aircraft
Assignee: Hamburger Flugzeugbau GmbH
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Filing: 1960-09-16
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Granted: 1962-10-30
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Expires: 1980-09-16
Abstract
No abstract record available.
Inventors
- 👤 Tonnies Eduard
- 👤 Fricke Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:51
CPC Classifications
B; B64; B64D; B64D27/00; B64D27/02; B64D27/16; B64D27/20; F; F02; F02K; F02K1/00; F02K1/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |