Patent US2583369A successfully refreshed from Google Patents.
US2583369A
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Wind-driven turbine or propeller with electric generator and control devices
Assignee: Individual
•
Filing: 1948-05-21
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Granted: 1952-01-22
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Expires: 1968-05-21
Abstract
No abstract record available.
Inventors
- 👤 Fumagalli Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:06
CPC Classifications
F; F03; F03D; F03D7/00; F03D7/02; F03D7/022; F03D7/0224; B; B64; B64D; B64D41/00; B64D41/007; F05; F05B; F05B2220/00; F05B2220/30; F05B2220/31; F05B2260/00; F05B2260/70; F05B2260/74; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/72; Y10; Y10S; Y10S416/00; Y10S416/04
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-21 | 1955-07-23 | 1956-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-21 | 1959-07-23 | 1960-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-21 | 1963-07-23 | 1964-01-22 | $7700.00 | Window Closed / Lapsed |