US50449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
And james p
Assignee: —
•
Filing: —
•
Granted: 1865-10-17
•
Expires: 1882-10-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:34
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/06; F16B21/08; F16B21/088; A; A47; A47B; A47B3/00; A47B3/08; A47B2003/0821; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32131; Y10T403/32155
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) | 1868-10-16 | 1869-04-17 | 1869-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1872-10-16 | 1873-04-17 | 1873-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1876-10-16 | 1877-04-17 | 1877-10-17 | $7700.00 | Window Closed / Lapsed |