US2860608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic reciprocating motion device
Assignee: General Electric Co
•
Filing: 1957-12-30
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Granted: 1958-11-18
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Expires: 1977-12-30
Abstract
No abstract record available.
Inventors
- 👤 Albert L Hardy
- 👤 Thomas E Jenkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:10
CPC Classifications
E; E03; E03B; E03B7/00; E03B7/07; E03B7/08; E03C; E03C1/00; E03C1/02; E03C1/05; F; F15; F15B; F15B21/00; F15B21/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |