Patent US2512148A successfully refreshed from Google Patents.
US2512148A
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US
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Sealed wheel
Assignee: Aerol Co Inc
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Filing: 1948-08-13
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Granted: 1950-06-20
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Expires: 1968-08-13
Abstract
No abstract record available.
Inventors
- 👤 Frank E Gaines
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:21
CPC Classifications
B; B60; B60B; B60B27/00; B60B27/001; F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C19/00; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C19/54; F16C19/546; F16C19/547; F16C19/548; F16C2326/00; F16C2326/01; F16C2326/02; Y; Y10; Y10S; Y10S16/00; Y10S16/27; Y10S277/00; Y10S277/91; Y10S277/934; Y10S277/935; Y10S277/944
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-19 | 1953-12-19 | 1954-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-19 | 1957-12-19 | 1958-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-19 | 1961-12-19 | 1962-06-20 | $7700.00 | Window Closed / Lapsed |