US481727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drainage trap
Assignee: —
•
Filing: —
•
Granted: 1892-08-30
•
Expires: 1909-08-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:53
CPC Classifications
F; F16; F16T; F16T1/00; F16T1/12; F16T1/14; Y; Y10; Y10S; Y10S55/00; Y10S55/23; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3102; Y10T137/3105; Y10T137/7722; Y10T137/7837; Y10T137/7869; Y10T137/7871; Y10T137/794; Y10T137/8085
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) | 1895-08-30 | 1896-02-29 | 1896-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1899-08-30 | 1900-03-01 | 1900-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1903-08-31 | 1904-03-01 | 1904-08-31 | $7700.00 | Window Closed / Lapsed |