US852346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milling-machine.
Assignee: Individual
•
Filing: 1905-09-11
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Granted: 1907-04-30
•
Expires: 1925-09-11
Abstract
No abstract record available.
Inventors
- 👤 William Porteous
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:14
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/02; B23Q16/04; B23Q16/06; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/305544; Y10T409/3056; Y10T409/30784; Y10T409/307896; Y10T409/307952; Y10T409/308344; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/15; Y10T74/1526; Y10T74/1529; Y10T74/1531
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) | 1910-04-29 | 1910-10-29 | 1911-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-04-29 | 1914-10-29 | 1915-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-04-29 | 1918-10-29 | 1919-04-30 | $7700.00 | Window Closed / Lapsed |