US3229996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disconnectable tube coupling
Assignee: Individual
•
Filing: 1963-06-17
•
Granted: 1966-01-18
•
Expires: 1983-06-17
Abstract
No abstract record available.
Inventors
- 👤 Jerry J Cadwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:10
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/22; F16L37/23
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2518542A
Cited
US2744770A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |