US2609253A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing construction
Assignee: John Oster Manufacturing Co
•
Filing: 1949-12-21
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Granted: 1952-09-02
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Expires: 1969-12-21
Abstract
No abstract record available.
Inventors
- 👤 Brown Ellis Moss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:53
CPC Classifications
F; F16; F16C; F16C23/00; F16C23/02; F16C23/04; F16C23/043; F16C23/045; F16C17/00; F16C17/04; F16C17/08; H; H02; H02K; H02K5/00; H02K5/04; H02K5/16; H02K5/167; H02K5/1672; F16C2380/00; F16C2380/26; H02K2205/00; H02K2205/03; H02K2213/00; H02K2213/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US386788A
Cited
GB189909845A
Cited
US633096A
Cited
US878859A
Cited
US1237717A
Cited
US2272118A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-02 | 1956-03-03 | 1956-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-02 | 1960-03-03 | 1960-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-02 | 1964-03-03 | 1964-09-02 | $7700.00 | Window Closed / Lapsed |