US2068840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milling machine
Assignee: Brown and Sharpe Manufacturing Co
•
Filing: 1934-09-12
•
Granted: 1937-01-26
•
Expires: 1954-09-12
Abstract
No abstract record available.
Inventors
- 👤 Arthur F Bennett
- 👤 August L Krause
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:42
CPC Classifications
B; B23; B23C; B23C1/00; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T74/00; Y10T74/19; Y10T74/19219
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) | 1940-01-26 | 1940-07-27 | 1941-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-01-26 | 1944-07-27 | 1945-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-01-26 | 1948-07-27 | 1949-01-26 | $7700.00 | Window Closed / Lapsed |