Patent US3843233A successfully refreshed from Google Patents.
Patent US2433119A successfully refreshed from Google Patents.
US2433119A
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Hose coupling
Assignee: Individual
•
Filing: 1944-06-02
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Granted: 1947-12-23
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Expires: 1964-06-02
Abstract
No abstract record available.
Inventors
- 👤 Fred E Hansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:28
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/28; F16L37/38; F16L37/40; F16L37/42; F16L37/22; F16B; F16B2200/00; F16B2200/69
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US660225A
Cited
US1857420A
Cited
US2050647A
Cited
US2069377A
Cited
US2092116A
Cited
US2333423A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-22 | 1951-06-23 | 1951-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-22 | 1955-06-23 | 1955-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-22 | 1959-06-23 | 1959-12-23 | $7700.00 | Window Closed / Lapsed |