Patent US2639204A successfully refreshed from Google Patents.
US2639204A
Expired / Lapsed
US
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Sealed bearing for rotatable shafts with lubricators
Assignee: Individual
•
Filing: 1950-02-04
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Granted: 1953-05-19
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Expires: 1970-02-04
Abstract
No abstract record available.
Inventors
- 👤 Stanley M Terry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:49
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16N; F16N7/00; F16N7/14; F16N7/16; F16N7/18; Y; Y10; Y10S; Y10S277/00; Y10S277/91
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1541124A
Cited
US1701535A
Cited
GB247394A
Cited
US1865088A
Cited
US2500454A
Cited
US2447671A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-18 | 1956-11-17 | 1957-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-18 | 1960-11-17 | 1961-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-18 | 1964-11-17 | 1965-05-19 | $7700.00 | Window Closed / Lapsed |