Patent US2580591A successfully refreshed from Google Patents.
US2580591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet engine having a plurality of turbocompressors operable in parallel or in series
Assignee: GEN MECHANIQUE APPLIQUEE SOC I
•
Filing: 1945-10-26
•
Granted: 1952-01-01
•
Expires: 1965-10-26
Abstract
No abstract record available.
Inventors
- 👤 Pouit Robert Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:05
CPC Classifications
F; F02; F02K; F02K3/00; F02K3/12; F02C; F02C7/00; F02C7/04; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1954-12-31 | 1955-07-02 | 1956-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-31 | 1959-07-02 | 1960-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-31 | 1963-07-02 | 1964-01-01 | $7700.00 | Window Closed / Lapsed |