US830860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Endless chain saw.
Assignee: Individual
•
Filing: 1904-12-27
•
Granted: 1906-09-11
•
Expires: 1924-12-27
Abstract
No abstract record available.
Inventors
- 👤 Jacob Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:59
CPC Classifications
B; B27; B27B; B27B17/00; B27B17/12; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49893
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) | 1909-09-10 | 1910-03-12 | 1910-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-09-10 | 1914-03-12 | 1914-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-09-10 | 1918-03-12 | 1918-09-11 | $7700.00 | Window Closed / Lapsed |