US2926680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emergency governing system for a steam turbine
Assignee: General Electric Co
•
Filing: 1957-04-26
•
Granted: 1960-03-01
•
Expires: 1977-04-26
Abstract
No abstract record available.
Inventors
- 👤 Markus A Eggenberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:00
CPC Classifications
F; F01; F01D; F01D21/00; F01D21/02; F01D17/00; F01D17/20; F01D17/22; F01D17/26; F01D21/16; F01D21/18; F01D21/20; F01K; F01K7/00; F01K7/16; F01K7/22; F01K7/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1494959A
Cited
US1887536A
Cited
US1931104A
Cited
US1961813A
Cited
DE618035C
Cited
GB619726A
Cited
US2617438A
Cited
US2658484A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-01 | 1963-08-31 | 1964-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-01 | 1967-08-31 | 1968-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-01 | 1971-08-31 | 1972-03-01 | $7700.00 | Window Closed / Lapsed |