US3298715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling handling and actuating ring
Assignee: Individual
•
Filing: 1963-12-26
•
Granted: 1967-01-17
•
Expires: 1983-12-26
Abstract
No abstract record available.
Inventors
- 👤 Norman E Stehle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:08
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/22; F16L37/23; B; B64; B64F; B64F1/00; B64F1/36; B64F1/362
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR847163A
Cited
US2730382A
Cited
GB749795A
Cited
US2862731A
Cited
US2894763A
Cited
US2930633A
Cited
US2921802A
Cited
US3214195A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |