US334554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device
Assignee: —
•
Filing: —
•
Granted: 1886-01-19
•
Expires: 1903-01-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:10
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/02; B21D28/16; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2122; Y10T83/2124; Y10T83/2135; Y10T83/215; Y10T83/2155; Y10T83/2159; Y10T83/929; Y10T83/9411; Y10T83/9447
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) | 1889-01-18 | 1889-07-20 | 1890-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1893-01-18 | 1893-07-20 | 1894-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1897-01-18 | 1897-07-20 | 1898-01-19 | $7700.00 | Window Closed / Lapsed |