US3056355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic apparatus
Assignee: EXPL DU GENERATEUR A PISTON LI
•
Filing: 1958-04-07
•
Granted: 1962-10-02
•
Expires: 1978-04-07
Abstract
No abstract record available.
Inventors
- 👤 Brun Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:02
CPC Classifications
F; F02; F02N; F02N7/00; F02N7/08; F04; F04C; F04C2/00; F04C2/08; F04C2/12; F04C2/126
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2522824A
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FR1170967A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |