US2709336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet propulsion units embodying positive displacement compressor and engine components
Assignee: JARVIS C MARBLE
•
Filing: 1949-08-02
•
Granted: 1955-05-31
•
Expires: 1969-08-02
Abstract
No abstract record available.
Inventors
- 👤 Nilsson Hans Robert
- 👤 Lindhagen Teodor Immanuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:15
CPC Classifications
F; F01; F01C; F01C11/00; F01C11/006; F02; F02C; F02C7/00; F02C7/04; F04; F04C; F04C18/00; F04C18/08; F04C18/12; F04C18/14; F04C18/16; F04C23/00; F04C23/005; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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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) | 1958-05-30 | 1958-11-29 | 1959-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-30 | 1962-11-29 | 1963-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-30 | 1966-11-29 | 1967-05-31 | $7700.00 | Window Closed / Lapsed |