US2807480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible resilient sleeve type joint with internal tie means
Assignee: English Electric Co Ltd
•
Filing: 1954-08-30
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Granted: 1957-09-24
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Expires: 1974-08-30
Abstract
No abstract record available.
Inventors
- 👤 Hughes John Oliver Philip
- 👤 Frankel Adolf
- 👤 Latoszynski Jerzy Andrz Leslaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:43
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/02
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) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |