Patent US3394950A successfully refreshed from Google Patents.
US3394950A
Expired / Lapsed
US
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Hose coupling attachment
Assignee: Individual
•
Filing: 1967-08-09
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Granted: 1968-07-30
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Expires: 1987-08-09
Abstract
No abstract record available.
Inventors
- 👤 Warren R Jensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:44
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/12; F16L37/1215
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
AT8503B
Cited
GB190728505A
Cited
US1297719A
Cited
GB295555A
Cited
US2259137A
Cited
US2388179A
Cited
US2469111A
Cited
FR1310713A
Cited
US3168333A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |