US794494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Type-writing machine.
Assignee: Wyckoff Seamans & Benedict
•
Filing: 1902-03-25
•
Granted: 1905-07-11
•
Expires: 1922-03-25
Abstract
No abstract record available.
Inventors
- 👤 Edwin L Foster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:24
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/60; G11B15/66; G11B15/67; G11B15/674
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) | 1908-07-10 | 1909-01-09 | 1909-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-07-10 | 1913-01-09 | 1913-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-07-10 | 1917-01-09 | 1917-07-11 | $7700.00 | Window Closed / Lapsed |