US2718441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-contained seal and bearing assembly
Assignee: McGill Manufacturing Co Inc
•
Filing: 1954-01-21
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Granted: 1955-09-20
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Expires: 1974-01-21
Abstract
No abstract record available.
Inventors
- 👤 Richard J Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:26
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/22; F16C19/44; F16C19/46; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C33/7803; F16C33/7809; F16C33/784; F16C33/7843; F16C33/7853
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1917988A
Cited
US2132042A
Cited
GB508640A
Cited
US2208700A
Cited
US2274137A
Cited
US2286472A
Cited
US2334227A
Cited
US2355805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-19 | 1959-03-21 | 1959-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-19 | 1963-03-21 | 1963-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-19 | 1967-03-21 | 1967-09-20 | $7700.00 | Window Closed / Lapsed |