US2373860A
Expired / Lapsed
US
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Bearing
Assignee: North American Aviation Corp
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Filing: 1940-12-24
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Granted: 1945-04-17
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Expires: 1960-12-24
Abstract
No abstract record available.
Inventors
- 👤 Carel T Torresen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:32
CPC Classifications
F; F16; F16C; F16C39/00; F16C39/02; B; B64; B64C; B64C25/00; B64C25/02; B64C25/08; B64C25/10; F16C19/00; F16C19/52; F16C19/522; F16C21/00; F16C27/00; F16C27/04; F16C33/00; F16C33/30; F16C33/34; F16C33/46; F16C33/48; F16C19/22; F16C19/24; F16C19/28; F16C2326/00; F16C2326/43
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) | 1948-04-16 | 1948-10-16 | 1949-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-04-16 | 1952-10-16 | 1953-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-04-16 | 1956-10-16 | 1957-04-17 | $7700.00 | Window Closed / Lapsed |