Patent US2730845A successfully refreshed from Google Patents.
US2730845A
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Centerless grinding machine and method
Assignee: Milacron Inc
•
Filing: 1953-05-25
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Granted: 1956-01-17
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Expires: 1973-05-25
Abstract
No abstract record available.
Inventors
- 👤 Ernst Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:19
CPC Classifications
B; B24; B24B; B24B55/00; B24B55/02; B24B5/00; B24B5/18; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1952; Y10T407/1962; Y10T82/00; Y10T82/25; Y10T82/2593
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1230595A
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US1486115A
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US1680360A
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US1993830A
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US2200592A
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US2434679A
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US2598679A
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US2612014A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-16 | 1959-07-18 | 1960-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-16 | 1963-07-18 | 1964-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-16 | 1967-07-18 | 1968-01-17 | $7700.00 | Window Closed / Lapsed |