US943000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System of utilization of windmill-power.
Assignee: Individual
•
Filing: 1909-04-09
•
Granted: 1909-12-14
•
Expires: 1929-04-09
Abstract
No abstract record available.
Inventors
- 👤 Homer C Busby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:39
CPC Classifications
F; F03; F03D; F03D9/00; F03D9/20; F03D9/28; F03D9/10; F03D9/17; F05; F05B; F05B2240/00; F05B2240/90; F05B2240/96; Y; Y02; Y02E; Y02E10/00; Y02E10/30; Y02E10/70; Y02E10/72; Y02E60/00; Y02E60/16; Y02E70/00; Y02E70/30
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1912-12-13 | 1913-06-14 | 1913-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-12-13 | 1917-06-14 | 1917-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-12-13 | 1921-06-14 | 1921-12-14 | $7700.00 | Window Closed / Lapsed |