Patent US774168A successfully refreshed from Google Patents.
US774168A
Expired / Lapsed
US
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Windmill.
Assignee: Individual
•
Filing: 1904-06-18
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Granted: 1904-11-08
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Expires: 1924-06-18
Abstract
No abstract record available.
Inventors
- 👤 Alfred Fornander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:01
CPC Classifications
F; F03; F03D; F03D7/00; F03D7/02; H; H02; H02K; H02K7/00; H02K7/18; F05; F05B; F05B2270/00; F05B2270/30; F05B2270/327; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/72
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) | 1907-11-08 | 1908-05-09 | 1908-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-11-08 | 1912-05-09 | 1912-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-11-08 | 1916-05-09 | 1916-11-08 | $7700.00 | Window Closed / Lapsed |