US2688285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable stroke control windmill
Assignee: STOCKETT
•
Filing: 1952-03-13
•
Granted: 1954-09-07
•
Expires: 1972-03-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Wiley T Stockett
- 👤 Sessal D Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:53
CPC Classifications
F; F03; F03D; F03D7/00; F03D7/02; F03D7/022; F03D7/0224; F03D15/00; F03D15/10; F03D15/15; F05; F05B; F05B2260/00; F05B2260/70; F05B2260/74; F05B2260/75; F05B2260/77; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/72
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1699574A
Cited
US1033351A
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US1214340A
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US1793321A
Cited
US2248218A
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US2319592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-06 | 1958-03-08 | 1958-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-06 | 1962-03-08 | 1962-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-06 | 1966-03-08 | 1966-09-07 | $7700.00 | Window Closed / Lapsed |