US843376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Eccentrical cutting-bit.
Assignee: Individual
•
Filing: 1906-05-01
•
Granted: 1907-02-05
•
Expires: 1926-05-01
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Tombragel
- 👤 John F Schunder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:41
CPC Classifications
B; B27; B27L; B27L11/00; B27L11/007; Y; Y10; Y10T; Y10T279/00; Y10T279/14; Y10T407/00; Y10T407/19; Y10T407/1906; Y10T407/1928; Y10T407/193
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) | 1910-02-04 | 1910-08-06 | 1911-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-02-04 | 1914-08-06 | 1915-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-02-04 | 1918-08-06 | 1919-02-05 | $7700.00 | Window Closed / Lapsed |