US2714020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible pipe joints
Assignee: Parsons and Marine Engineering Turbine Research and Development Association
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Filing: 1951-10-19
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Granted: 1955-07-26
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Expires: 1971-10-19
Abstract
No abstract record available.
Inventors
- 👤 Yates Henry George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:37
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/10; F16L27/1012; F16L23/00; F16L23/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-25 | 1959-01-24 | 1959-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-25 | 1963-01-24 | 1963-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-25 | 1967-01-24 | 1967-07-26 | $7700.00 | Window Closed / Lapsed |