Patent US126390A successfully refreshed from Google Patents.
US126390A
Expired / Lapsed
US
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Improvement in machines for rolling sheet metal
Assignee: —
•
Filing: —
•
Granted: 1872-05-07
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Expires: 1889-05-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:23
CPC Classifications
B; B21; B21C; B21C43/00; B21C43/02; B21C43/04; C; C10; C10M; C10M111/00; Y; Y10; Y10T; Y10T29/00; Y10T29/45; Y10T29/4528
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) | 1875-05-07 | 1875-11-06 | 1876-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1879-05-07 | 1879-11-06 | 1880-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1883-05-07 | 1883-11-06 | 1884-05-07 | $7700.00 | Window Closed / Lapsed |