Patent US2937058A successfully refreshed from Google Patents.
US2937058A
Expired / Lapsed
US
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Bearing mount
Assignee: Porter Cable Machine Co
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Filing: 1958-10-27
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Granted: 1960-05-17
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Expires: 1978-10-27
Abstract
No abstract record available.
Inventors
- 👤 William H Boggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:58
CPC Classifications
F; F16; F16C; F16C23/00; F16C23/02; F16C23/04; F16C23/043; F16C23/045; H; H02; H02K; H02K5/00; H02K5/04; H02K5/16; H02K5/167; H02K5/1672
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2124479A
Cited
US2308610A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |