Patent US2630356A successfully refreshed from Google Patents.
US2630356A
Expired / Lapsed
US
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Bearing and seal assembly
Assignee: Individual
•
Filing: 1947-07-24
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Granted: 1953-03-03
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Expires: 1967-07-24
Abstract
No abstract record available.
Inventors
- 👤 John D Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:24
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C23/00; F16C23/06; F16C23/08; F16C23/082; F16C23/084; F16C19/00; F16C19/02; F16C19/04; F16C19/06; F16C19/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1056202A
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US1825293A
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US1839508A
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US1696938A
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US1844552A
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US1999916A
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US2054581A
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US2374960A
Cited
US2428411A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |