US2671371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expanding mandrel for lathes
Assignee: MOREY MACHINERY CO Inc
•
Filing: 1950-03-16
•
Granted: 1954-03-09
•
Expires: 1970-03-16
Abstract
No abstract record available.
Inventors
- 👤 Juventino J Pesqueira
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:04
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/40; B23B31/404; B23B31/4046; B23B31/4053; B23B31/406; Y; Y10; Y10T; Y10T279/00; Y10T279/10; Y10T279/1021; Y10T279/1033; Y10T279/1037; Y10T279/1041; Y10T279/1054; Y10T82/00; Y10T82/26; Y10T82/266; Y10T82/268
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1909323A
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DE644023C
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DE630628C
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US2318838A
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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) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |