US2839032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic or pneumatic rams
Assignee: Tangyes Ltd
•
Filing: 1956-10-16
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Granted: 1958-06-17
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Expires: 1976-10-16
Abstract
No abstract record available.
Inventors
- 👤 Reynolds Lionel Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:15
CPC Classifications
B; B66; B66F; B66F3/00; B66F3/24; B66F3/25; B66F3/32; B30; B30B; B30B15/00; B30B15/16; B30B15/18; F; F15; F15B; F15B15/00; F15B15/20; F15B15/26; F15B15/261
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR466824A
Cited
US1720434A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |