Patent US5157403A successfully refreshed from Google Patents.
Patent US481207A successfully refreshed from Google Patents.
US481207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
smith
Assignee: —
•
Filing: —
•
Granted: 1892-08-23
•
Expires: 1909-08-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:54
CPC Classifications
B; B21; B21D; B21D13/00; B21D13/04; E; E04; E04C; E04C2/00; E04C2/30; E04C2/32; E04C2/322; Y; Y10; Y10S; Y10S16/00; Y10S16/42; Y10T; Y10T29/00; Y10T29/24; Y10T428/00; Y10T428/12; Y10T428/12354; Y10T428/12361
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) | 1895-08-23 | 1896-02-22 | 1896-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1899-08-23 | 1900-02-22 | 1900-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1903-08-24 | 1904-02-23 | 1904-08-24 | $7700.00 | Window Closed / Lapsed |