Patent US1733926A successfully refreshed from Google Patents.
Patent US2599470A successfully refreshed from Google Patents.
US2599470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Axial flow compressor, particularly for combustion gas turbine plants
Assignee: BBC Brown Boveri AG Germany
•
Filing: 1948-07-20
•
Granted: 1952-06-03
•
Expires: 1968-07-20
Abstract
No abstract record available.
Inventors
- 👤 Meyer Adolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:46
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/04; F02C7/047; Y; Y10; Y10S; Y10S415/00; Y10S415/914
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) | 1955-06-03 | 1955-12-03 | 1956-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-03 | 1959-12-03 | 1960-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-03 | 1963-12-03 | 1964-06-03 | $7700.00 | Window Closed / Lapsed |