US2489227A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milling machine
Assignee: Milacron Inc
•
Filing: 1942-10-03
•
Granted: 1949-11-22
•
Expires: 1962-10-03
Abstract
No abstract record available.
Inventors
- 👤 Erwin G Roehm
- 👤 Fritschi Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:12
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/26; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/305152; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18072; Y10T74/1808
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2069230A
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US2215684A
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US2224106A
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US2217671A
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US2204693A
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US2356796A
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US2331218A
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US2170291A
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US2235085A
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US2308688A
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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) | 1952-11-21 | 1953-05-23 | 1953-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-21 | 1957-05-23 | 1957-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-21 | 1961-05-23 | 1961-11-22 | $7700.00 | Window Closed / Lapsed |