US2692923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Float operated switch and fluid dispensing conduit
Assignee: Individual
•
Filing: 1950-05-04
•
Granted: 1954-10-26
•
Expires: 1970-05-04
Abstract
No abstract record available.
Inventors
- 👤 Ash William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:35
CPC Classifications
B; B67; B67C; B67C3/00; B67C3/02; B67C3/22; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7423; Y10T137/7426; Y10T137/7433
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1252343A
Cited
US1582857A
Cited
US1760382A
Cited
US1883266A
Cited
US1734586A
Cited
US2189427A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-25 | 1958-04-26 | 1958-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-25 | 1962-04-26 | 1962-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-25 | 1966-04-26 | 1966-10-26 | $7700.00 | Window Closed / Lapsed |