US2679377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve for cross-connecting power plants to hydraulic machines
Assignee: Individual
•
Filing: 1948-08-12
•
Granted: 1954-05-25
•
Expires: 1968-08-12
Abstract
No abstract record available.
Inventors
- 👤 Mueller Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:45
CPC Classifications
F; F15; F15B; F15B13/00; F15B13/02; F15B13/06; F16; F16K; F16K11/00; F16K11/02; F16K11/06; F16K11/065; F16K11/0655; Y; Y10; Y10T; Y10T137/00; Y10T137/8158; Y10T137/8593; Y10T137/86493; Y10T137/86879
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US649028A
Cited
US1770900A
Cited
US2049805A
Cited
US2291563A
Cited
US2397736A
Cited
US2335814A
Cited
US2445781A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |