Patent US2441291A successfully refreshed from Google Patents.
US2441291A
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Spindle positioning mechanism
Assignee: Milacron Inc
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Filing: 1944-09-09
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Granted: 1948-05-11
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Expires: 1964-09-09
Abstract
No abstract record available.
Inventors
- 👤 Edilio J Rivoira
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:04
CPC Classifications
B; B23; B23Q; B23Q15/00; B23Q15/20; B23Q15/22; B23Q15/26; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2552; Y10T82/2561
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-05-11 | 1951-11-10 | 1952-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-05-11 | 1955-11-10 | 1956-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-05-11 | 1959-11-10 | 1960-05-11 | $7700.00 | Window Closed / Lapsed |