US470233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
caldwell
Assignee: —
•
Filing: —
•
Granted: 1892-03-08
•
Expires: 1909-03-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:40
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/38; B26F1/3806; B26F1/3813; B26F1/382
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) | 1895-03-08 | 1895-09-07 | 1896-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1899-03-08 | 1899-09-07 | 1900-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1903-03-09 | 1903-09-08 | 1904-03-09 | $7700.00 | Window Closed / Lapsed |