US675841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drilling-machine.
Assignee: DOMESTIC MACHINERY WORKS
•
Filing: 1901-03-28
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Granted: 1901-06-04
•
Expires: 1921-03-28
Abstract
No abstract record available.
Inventors
- 👤 Wolfgang D Richter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:54
CPC Classifications
B; B23; B23B; B23B5/00; B23B5/16; B23B5/167; B23B5/168; Y; Y10; Y10T; Y10T408/00; Y10T408/65; Y10T408/655; Y10T408/675
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) | 1904-06-03 | 1904-12-03 | 1905-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-06-03 | 1908-12-03 | 1909-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-06-03 | 1912-12-03 | 1913-06-04 | $7700.00 | Window Closed / Lapsed |