US2746713A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Distributor vane operating apparatus for hydraulic turbines
Assignee: Neyrpic SA
•
Filing: 1951-07-19
•
Granted: 1956-05-22
•
Expires: 1971-07-19
Abstract
No abstract record available.
Inventors
- 👤 Peyrin Henri
- 👤 Casacci Severin Xavier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:32
CPC Classifications
F; F03; F03B; F03B3/00; F03B3/16; F03B3/18; F03B3/183; Y; Y02; Y02E; Y02E10/00; Y02E10/20
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1482405A
Cited
US1728435A
Cited
US1892187A
Cited
US1873980A
Cited
US2055134A
Cited
GB613192A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |