US233104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sink-trap
Assignee: —
•
Filing: —
•
Granted: 1880-10-12
•
Expires: 1897-10-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:04
CPC Classifications
E; E03; E03C; E03C1/00; Y; Y10; Y10T; Y10T137/00; Y10T137/4456; Y10T137/4463; Y10T137/4553; Y10T137/4561; Y10T137/4621; Y10T137/7722; Y10T137/7837; Y10T137/7898; Y10T137/7903
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) | 1883-10-12 | 1884-04-12 | 1884-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1887-10-12 | 1888-04-12 | 1888-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1891-10-12 | 1892-04-12 | 1892-10-12 | $7700.00 | Window Closed / Lapsed |