Patent EP0110586A2 successfully refreshed from Google Patents.
US143473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Melyin stephens
Assignee: —
•
Filing: —
•
Granted: 1873-10-07
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Expires: 1890-10-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:34
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/24; B21D28/34; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17863; Y10T279/17871; Y10T279/17881; Y10T403/00; Y10T403/67; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/2144; Y10T83/566; Y10T83/5669; Y10T83/5787; Y10T83/5796
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) | 1876-10-06 | 1877-04-07 | 1877-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1880-10-06 | 1881-04-07 | 1881-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1884-10-06 | 1885-04-07 | 1885-10-07 | $7700.00 | Window Closed / Lapsed |