US3327593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piston
Assignee: Individual
•
Filing: 1964-12-04
•
Granted: 1967-06-27
•
Expires: 1984-12-04
Abstract
No abstract record available.
Inventors
- 👤 Patrick J Ciaccia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:10
CPC Classifications
F; F16; F16J; F16J1/00; F16J1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US484947A
Cited
US712901A
Cited
US1906765A
Cited
US2330154A
Cited
FR1031490A
Cited
US2712483A
Cited
US2883244A
Cited
US2889180A
Cited
US2830409A
Cited
US2992048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |