US1992682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tapered roller bearing
Assignee: Tyson Roller Bearing Corp
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Filing: 1931-11-21
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Granted: 1935-02-26
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Expires: 1951-11-21
Abstract
No abstract record available.
Inventors
- 👤 David A Walters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:34
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C19/225; F16C33/00; F16C33/30; F16C33/58; F16C33/60; F16C33/605; F16C2240/00; F16C2240/30; F16C2240/40; F16C2240/70; F16C2240/80; F16C2240/82; F16C2240/84; F16C33/34; F16C33/36; F16C33/366
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) | 1938-02-25 | 1938-08-27 | 1939-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-02-25 | 1942-08-27 | 1943-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-02-25 | 1946-08-27 | 1947-02-26 | $7700.00 | Window Closed / Lapsed |