US2591832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-lubricating radial and thrust bearing
Assignee: O&S Bearing Co
•
Filing: 1946-10-04
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Granted: 1952-04-08
•
Expires: 1966-10-04
Abstract
No abstract record available.
Inventors
- 👤 Axel W Kogstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:36
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; F16C11/068; F16C11/0619; F16C11/0623; F16C11/0628; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1025; F16C33/103; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32631; Y10T403/32737; Y10T403/32771
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US897448A
Cited
US1594935A
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US1842747A
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DE582421C
Cited
US2083718A
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US2115087A
Cited
US2181300A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |