US646750A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radial drill.
Assignee: Individual
•
Filing: 1899-06-23
•
Granted: 1900-04-03
•
Expires: 1919-06-23
Abstract
No abstract record available.
Inventors
- 👤 Anton Mill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:35
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/50; B23Q1/54; B23Q1/5468; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/561; Y10T408/5614; Y10T408/5616; Y10T408/65; Y10T408/675; Y10T408/6764
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) | 1903-04-03 | 1903-10-03 | 1904-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-04-03 | 1907-10-03 | 1908-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-04-03 | 1911-10-03 | 1912-04-03 | $7700.00 | Window Closed / Lapsed |