Patent US3556212A successfully refreshed from Google Patents.
Patent US1461048A successfully refreshed from Google Patents.
US1461048A
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Windmill wheel
Assignee: LESLIE J MCKAY
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Filing: 1922-04-13
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Granted: 1923-07-10
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Expires: 1942-04-13
Abstract
No abstract record available.
Inventors
- 👤 Newman A Roman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:34
CPC Classifications
F; F03; F03D; F03D7/00; F03D7/02; F03D7/022; F03D7/0224; F05; F05B; F05B2240/00; F05B2240/20; F05B2240/21; F05B2240/221; F05B2240/2211; 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)
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) | 1926-07-09 | 1927-01-08 | 1927-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-07-09 | 1931-01-08 | 1931-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-07-09 | 1935-01-08 | 1935-07-10 | $7700.00 | Window Closed / Lapsed |