US30548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool-holdeb
Assignee: —
•
Filing: —
•
Granted: 1860-10-30
•
Expires: 1877-10-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:40
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1685; B23B27/1692; Y; Y10; Y10S; Y10S930/00; Y10S930/01; Y10S930/16; Y10T; Y10T407/00; Y10T407/22; Y10T407/2222; Y10T407/2226; Y10T407/223; Y10T407/2234; Y10T407/2272; Y10T407/2282; Y10T407/2292
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) | 1863-10-30 | 1864-04-30 | 1864-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1867-10-30 | 1868-04-30 | 1868-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1871-10-30 | 1872-04-30 | 1872-10-30 | $7700.00 | Window Closed / Lapsed |