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US1904061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hose coupling
Assignee: Individual
•
Filing: 1930-12-03
•
Granted: 1933-04-18
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Expires: 1950-12-03
Abstract
No abstract record available.
Inventors
- 👤 Larson Sigfrid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:33
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/28; F16L37/38; F16L37/40; F16L37/42; F16L37/08; F16L37/12; F16L37/133; Y; Y10; Y10S; Y10S403/00; Y10S403/04; Y10T; Y10T403/00; Y10T403/36; Y10T403/364; Y10T403/53; Y10T403/535; Y10T403/60; Y10T403/606
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) | 1936-04-17 | 1936-10-17 | 1937-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-04-17 | 1940-10-17 | 1941-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-04-17 | 1944-10-17 | 1945-04-18 | $7700.00 | Window Closed / Lapsed |