US2006024A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windmill
Assignee: Individual
•
Filing: 1934-05-31
•
Granted: 1935-06-25
•
Expires: 1954-05-31
Abstract
No abstract record available.
Inventors
- 👤 Alvah M Lockwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:10
CPC Classifications
F; F03; F03D; F03D3/00; F03D3/06; F03D3/062; F03D3/066; F03D3/067; F03D13/00; F03D13/20; F03D80/00; F03D80/70; F03D9/00; F03D9/20; F03D9/28; F05; F05B; F05B2240/00; F05B2240/20; F05B2240/21; F05B2240/211; F05B2240/218; F05B2240/221; F05B2260/00; F05B2260/70; F05B2260/72; F05B2260/74; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/728; Y02E10/74
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) | 1938-06-24 | 1938-12-24 | 1939-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-06-24 | 1942-12-24 | 1943-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-06-24 | 1946-12-24 | 1947-06-25 | $7700.00 | Window Closed / Lapsed |