Patent US2994571A successfully refreshed from Google Patents.
US2994571A
Expired / Lapsed
US
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Piston and rod packings
Assignee: Renault SA
•
Filing: 1958-02-28
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Granted: 1961-08-01
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Expires: 1978-02-28
Abstract
No abstract record available.
Inventors
- 👤 Peras Lucien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:59
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/3284; F16J15/3204; F16J15/3232
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2188106A
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US2295678A
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US2318757A
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US2387182A
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US2489715A
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US2446380A
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US2606086A
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US2571486A
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US2772931A
Cited
US2840426A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-31 | 1965-01-30 | 1965-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-31 | 1969-01-30 | 1969-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-31 | 1973-01-30 | 1973-08-01 | $7700.00 | Window Closed / Lapsed |