Patent US1231320A successfully refreshed from Google Patents.
US1231320A
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Bearing.
Assignee: Timken Detroit Axle Co
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Filing: 1915-12-09
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Granted: 1917-06-26
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Expires: 1935-12-09
Abstract
No abstract record available.
Inventors
- 👤 Herbert W Alden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:35
CPC Classifications
F; F16; F16C; F16C25/00; F16C25/06; F16C19/00; F16C19/54; F16C19/546; F16C19/547; F16C19/548; F16C23/00; F16C23/06; F16H; F16H48/00; F16H48/06; F16H48/08; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C2361/00; F16C2361/61; F16H48/38; F16H48/42; F16H2048/423
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) | 1920-06-25 | 1920-12-25 | 1921-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-06-25 | 1924-12-25 | 1925-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-06-25 | 1928-12-25 | 1929-06-26 | $7700.00 | Window Closed / Lapsed |