US194825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in sash-fasteners
Assignee: —
•
Filing: —
•
Granted: 1877-09-04
•
Expires: 1894-09-04
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:21
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/08; E05B65/0864; E05C; E05C1/00; E05C1/08; E05C1/10; Y; Y10; Y10S; Y10S16/00; Y10S16/30; Y10S292/00; Y10S292/10; Y10S292/20; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0997; Y10T292/62
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) | 1880-09-03 | 1881-03-05 | 1881-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1884-09-03 | 1885-03-05 | 1885-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1888-09-03 | 1889-03-05 | 1889-09-04 | $7700.00 | Window Closed / Lapsed |