Patent US2853346A successfully refreshed from Google Patents.
US2853346A
Expired / Lapsed
US
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Bearings
Assignee: ADAMSON STEPHENS Manufacturing CO
•
Filing: 1955-05-10
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Granted: 1958-09-23
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Expires: 1975-05-10
Abstract
No abstract record available.
Inventors
- 👤 Alfred L Spangenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:37
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1025; F16C33/106; F16C33/1065; F16C23/00; F16C23/02; F16C23/04; F16C23/043; F16C23/045; F16C33/1045; F16C7/00; F16C7/02; F16C9/00; F16C9/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US470202A
Cited
US1175288A
Cited
GB527197A
Cited
US2382773A
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US2464492A
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US2626841A
Cited
US2498011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |