US372987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of and apparatus for cleaning and scouring wool
Assignee: —
•
Filing: —
•
Granted: 1887-11-08
•
Expires: 1904-11-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:49
CPC Classifications
D; D01; D01C; D01C3/00; D06; D06M; D06M11/00; D06M11/32; D06M11/36; D06M11/38
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1890-11-07 | 1891-05-09 | 1891-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1894-11-07 | 1895-05-09 | 1895-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1898-11-07 | 1899-05-09 | 1899-11-08 | $7700.00 | Window Closed / Lapsed |