US3020054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing ring for a pipe joint and the joint incorporating this ring
Assignee: Pont a Mousson SA
•
Filing: 1958-02-19
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Granted: 1962-02-06
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Expires: 1978-02-19
Abstract
No abstract record available.
Inventors
- 👤 Driancourt Jean Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:39
CPC Classifications
F; F16; F16L; F16L17/00; F16L17/02; F16L17/03; F16L17/035
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2116705A
Cited
US2230725A
Cited
US2259940A
Cited
US2314386A
Cited
US2451070A
Cited
US2572419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-05 | 1965-08-07 | 1966-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-05 | 1969-08-07 | 1970-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-05 | 1973-08-07 | 1974-02-06 | $7700.00 | Window Closed / Lapsed |