US294326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door-latch
Assignee: —
•
Filing: —
•
Granted: 1884-02-26
•
Expires: 1901-02-26
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:42
CPC Classifications
E; E05; E05B; E05B55/00; E05B55/005; Y; Y10; Y10S; Y10S292/00; Y10S292/27; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/5496; Y10T70/70; Y10T70/7441; Y10T70/778; Y10T70/7791; Y10T70/7842; Y10T70/7859
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1887-02-25 | 1887-08-27 | 1888-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1891-02-25 | 1891-08-27 | 1892-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1895-02-25 | 1895-08-27 | 1896-02-26 | $7700.00 | Window Closed / Lapsed |