US2627166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary fluid coupling
Assignee: Atlas Polar Co Ltd
•
Filing: 1950-02-01
•
Granted: 1953-02-03
•
Expires: 1970-02-01
Abstract
No abstract record available.
Inventors
- 👤 Becker John Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:04
CPC Classifications
F; F16; F16D; F16D33/00; F16D33/06; F16D33/08; F16D33/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1859607A
Cited
US2260600A
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US2295024A
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US2436034A
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US2568706A
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US2582952A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-03 | 1956-08-04 | 1957-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-03 | 1960-08-04 | 1961-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-03 | 1964-08-04 | 1965-02-03 | $7700.00 | Window Closed / Lapsed |