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Patent US2551148A successfully refreshed from Google Patents.
US2551148A
Expired / Lapsed
US
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Blanching machine
Assignee: MACBETH ENGINEERING Corp
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Filing: 1944-06-09
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Granted: 1951-05-01
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Expires: 1964-06-09
Abstract
No abstract record available.
Inventors
- 👤 Freeman M Mcbeth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:44
CPC Classifications
A; A23; A23B; A23B7/00; A23B7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1641112A
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US1835799A
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US1943775A
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US2162415A
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US2111285A
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US2299658A
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US2355798A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-30 | 1954-10-30 | 1955-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-30 | 1958-10-30 | 1959-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-30 | 1962-10-30 | 1963-05-01 | $7700.00 | Window Closed / Lapsed |