US1021226A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controller mechanism for turbines.
Assignee: General Electric Co
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Filing: —
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Granted: 1912-03-26
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Expires: 1929-03-26
Abstract
No abstract record available.
Inventors
- 👤 James Wilkinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:02
CPC Classifications
F; F15; F15B; F15B13/00; F15B13/02; F15B13/04; F15B13/042; F15B13/043; F15B13/0436; Y; Y10; Y10S; Y10S60/00; Y10S60/906; Y10S60/907; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2322; Y10T137/8593; Y10T137/86493; Y10T137/86509; Y10T137/877; Y10T137/87708; Y10T137/87764
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1915-03-26 | 1915-09-25 | 1916-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-03-26 | 1919-09-25 | 1920-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-03-26 | 1923-09-25 | 1924-03-26 | $7700.00 | Window Closed / Lapsed |