US2448341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing for rotary shafts
Assignee: LUCIEN I YEOMANS Inc
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Filing: 1944-06-30
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Granted: 1948-08-31
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Expires: 1964-06-30
Abstract
No abstract record available.
Inventors
- 👤 Lucien I Yeomans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:17
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/70; F; F16; F16C; F16C17/00; F16C17/12; F16C17/24; F16C25/00; F16C25/02; F16C39/00; F16C39/02; F16C17/20; F16C2212/00; F16C2212/04; F16C2231/00; F16C23/00; F16C23/02; F16C2322/00; F16C2322/39
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE349473C
Cited
US1162125A
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US1697046A
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US2003316A
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US2010965A
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US2309397A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-31 | 1952-03-01 | 1952-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-31 | 1956-03-01 | 1956-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-31 | 1960-03-01 | 1960-08-31 | $7700.00 | Window Closed / Lapsed |