Patent US4304240A successfully refreshed from Google Patents.
US469283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric hose-coupling
Assignee: —
•
Filing: —
•
Granted: 1892-02-23
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Expires: 1909-02-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:32
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/66; H01R13/70
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1895-02-22 | 1895-08-24 | 1896-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1899-02-22 | 1899-08-24 | 1900-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1903-02-23 | 1903-08-25 | 1904-02-24 | $7700.00 | Window Closed / Lapsed |