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US1877486A
Expired / Lapsed
US
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Antifriction journal bearing
Assignee: Individual
•
Filing: 1930-02-08
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Granted: 1932-09-13
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Expires: 1950-02-08
Abstract
No abstract record available.
Inventors
- 👤 Dalmar T Brownlee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:04
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/49; B; B61; B61F; B61F15/00; B61F15/12; B61F15/14; F16C33/00; F16C33/30; F16C33/46; F16C33/54; F16C33/542; F16C2326/00; F16C2326/01
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) | 1935-09-13 | 1936-03-14 | 1936-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-09-13 | 1940-03-14 | 1940-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-09-13 | 1944-03-14 | 1944-09-13 | $7700.00 | Window Closed / Lapsed |