US2506515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic lathe or screw machine
Assignee: Cone Automatic Machine Co Inc
•
Filing: 1944-05-06
•
Granted: 1950-05-02
•
Expires: 1964-05-06
Abstract
No abstract record available.
Inventors
- 👤 Carroll E Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:51
CPC Classifications
B; B23; B23B; B23B7/00; B23B7/02; B23B7/04; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5152; Y10T29/5154; Y10T29/5157
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2007564A
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US2118014A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-01 | 1953-10-31 | 1954-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-01 | 1957-10-31 | 1958-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-01 | 1961-10-31 | 1962-05-02 | $7700.00 | Window Closed / Lapsed |