US2861348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Axial pitch measuring device
Assignee: Michigan Tool Co
•
Filing: 1953-11-19
•
Granted: 1958-11-25
•
Expires: 1973-11-19
Abstract
No abstract record available.
Inventors
- 👤 William R Carlsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:41
CPC Classifications
B; B23; B23F; B23F23/00; B23F23/12; B23F23/1218
Claims Analysis
Total Claims: 0
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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) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |