US2797969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Segmented bearing retainer
Assignee: Knapp Monarch Co
•
Filing: 1955-05-09
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Granted: 1957-07-02
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Expires: 1975-05-09
Abstract
No abstract record available.
Inventors
- 👤 Robert D Uthoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:51
CPC Classifications
F; F16; F16C; F16C23/00; F16C23/02; F16C23/04; F16C23/043; F16C23/045; H; H02; H02K; H02K5/00; H02K5/04; H02K5/16; H02K5/167; H02K5/1672; F16C2380/00; F16C2380/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-01 | 1960-12-31 | 1961-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-01 | 1964-12-31 | 1965-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-01 | 1968-12-31 | 1969-07-02 | $7700.00 | Window Closed / Lapsed |