US231795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring-pump
Assignee: —
•
Filing: —
•
Granted: 1880-08-31
•
Expires: 1897-08-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:19
CPC Classifications
B; B05; B05B; B05B11/00; B05B11/01; B05B11/10; B05B11/1042; B05B11/108; G; G01; G01F; G01F11/00; G01F11/10; G01F11/26; G01F11/267
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) | 1883-08-31 | 1884-03-01 | 1884-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1887-08-31 | 1888-03-01 | 1888-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1891-08-31 | 1892-03-01 | 1892-08-31 | $7700.00 | Window Closed / Lapsed |