Patent US3395304A successfully refreshed from Google Patents.
US1000057A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Envelop-machine.
Assignee: Individual
•
Filing: 1910-04-27
•
Granted: 1911-08-08
•
Expires: 1930-04-27
Abstract
No abstract record available.
Inventors
- 👤 Matthew Vierengel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:25
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/02; B31B70/022; B31B2150/00; B31B2150/10; B31B2160/00; B31B2160/10; B31B2160/102
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) | 1914-08-07 | 1915-02-06 | 1915-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-08-07 | 1919-02-06 | 1919-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-08-07 | 1923-02-06 | 1923-08-08 | $7700.00 | Window Closed / Lapsed |