US401908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separable button
Assignee: —
•
Filing: —
•
Granted: 1889-04-23
•
Expires: 1906-04-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:29
CPC Classifications
A; A44; A44B; A44B1/00; A44B1/18; A44B1/28; A44B1/34; Y; Y10; Y10T; Y10T24/00; Y10T24/36; Y10T24/3651; Y10T24/3655; Y10T24/366
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) | 1892-04-22 | 1892-10-22 | 1893-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1896-04-22 | 1896-10-22 | 1897-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1900-04-23 | 1900-10-23 | 1901-04-24 | $7700.00 | Window Closed / Lapsed |