US2867283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wind power machine
Assignee: —
•
Filing: —
•
Granted: 1959-01-06
•
Expires: 1976-01-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:35
CPC Classifications
F; F03; F03D; F03D13/00; F03D13/20; F03D1/00; F03D1/06; F03D1/065; Y; Y10; Y10S; Y10S415/00; Y10S415/905; Y10S415/907; Y10S416/00; Y10S416/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |