US3379460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling and seal for conduits
Assignee: United States Atomic Energy Commission
•
Filing: 1966-03-08
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Granted: 1968-04-23
•
Expires: 1986-03-08
Abstract
No abstract record available.
Inventors
- 👤 Richard J Allyn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:21
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/12; F16L37/1205; F16L37/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US605780A
Cited
US764347A
Cited
US2587170A
Cited
US2833568A
Cited
US3058761A
Cited
DE1097773B
Cited
US3186743A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |