US860595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastic-fluid turbine.
Assignee: General Electric Co
•
Filing: 1902-07-05
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Granted: 1907-07-16
•
Expires: 1922-07-05
Abstract
No abstract record available.
Inventors
- 👤 Charles G Curtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:06
CPC Classifications
F; F01; F01D; F01D1/00; F01D1/02; F01D1/026; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86928; Y10T137/87016; Y10T137/87024
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) | 1910-07-15 | 1911-01-14 | 1911-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-07-15 | 1915-01-14 | 1915-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-07-15 | 1919-01-14 | 1919-07-16 | $7700.00 | Window Closed / Lapsed |