Patent US325221A successfully refreshed from Google Patents.
US325221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device
Assignee: —
•
Filing: —
•
Granted: 1885-08-25
•
Expires: 1902-08-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:39
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/04; F16B13/08; F16B13/0808; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10T; Y10T24/00; Y10T24/36; Y10T24/3617; Y10T24/3623; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32861; Y10T403/32893
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) | 1888-08-24 | 1889-02-23 | 1889-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1892-08-24 | 1893-02-23 | 1893-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1896-08-24 | 1897-02-23 | 1897-08-25 | $7700.00 | Window Closed / Lapsed |