Patent FR874509A successfully refreshed from Google Patents.
Patent US1957119A successfully refreshed from Google Patents.
US419835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web-severing mechanism
Assignee: —
•
Filing: —
•
Granted: 1890-01-21
•
Expires: 1907-01-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 06:29
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/56; B26D1/62; B26D1/626; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4769; Y10T83/4772; Y10T83/4795; Y10T83/483; Y10T83/4836
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) | 1893-01-20 | 1893-07-22 | 1894-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1897-01-20 | 1897-07-22 | 1898-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1901-01-21 | 1901-07-23 | 1902-01-22 | $7700.00 | Window Closed / Lapsed |