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US660200A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milling-machine.
Assignee: Individual
•
Filing: 1900-03-16
•
Granted: 1900-10-23
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Expires: 1920-03-16
Abstract
No abstract record available.
Inventors
- 👤 George Richards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:40
CPC Classifications
B; B23; B23C; B23C1/00; B23C1/02; B23C1/027; B23Q; B23Q1/00; B23Q1/70; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30784; Y10T409/307952
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) | 1903-10-23 | 1904-04-23 | 1904-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-10-23 | 1908-04-23 | 1908-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-10-23 | 1912-04-23 | 1912-10-23 | $7700.00 | Window Closed / Lapsed |