US2498395A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-pressure swivel hose coupling
Assignee: FLEX O TUBE Co
•
Filing: 1946-11-21
•
Granted: 1950-02-21
•
Expires: 1966-11-21
Abstract
No abstract record available.
Inventors
- 👤 George R Coss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:26
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/08; F16L27/0804; F16L27/0808; F16L27/0812; F16L27/0816
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US244804A
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US1315484A
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US964579A
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US1029104A
Cited
US1297719A
Cited
US1253309A
Cited
US1775055A
Cited
US2008096A
Cited
US2144117A
Cited
US2417350A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-20 | 1953-08-22 | 1954-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-20 | 1957-08-22 | 1958-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-20 | 1961-08-22 | 1962-02-21 | $7700.00 | Window Closed / Lapsed |