US2744772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Devices for effecting a tight fit between a revolving part and a fixed part
Assignee: Individual
•
Filing: 1954-04-12
•
Granted: 1956-05-08
•
Expires: 1974-04-12
Abstract
No abstract record available.
Inventors
- 👤 Amirault Maxime
- 👤 Destoumieux Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:18
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/18; F16J15/24; F16J15/34; F16J15/3404; F16J15/3408; F16J15/3412; F16J15/3416; F16J15/3436; F16J15/3456; F16J15/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US750090A
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US2005587A
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US2250348A
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US2263178A
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US2220984A
Cited
GB558544A
Cited
US2646296A
Cited
US2573591A
Cited
US2560557A
Cited
US2576721A
Cited
US2592645A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |