Patent US2638388A successfully refreshed from Google Patents.
US2638388A
Expired / Lapsed
US
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Adjustment means for the rolls of multiroll chocolate and like refining machines
Assignee: Baker Perkins Ltd
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Filing: 1950-03-25
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Granted: 1953-05-12
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Expires: 1970-03-25
Abstract
No abstract record available.
Inventors
- 👤 Allan A Tunley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:24
CPC Classifications
B; B02; B02C; B02C4/00; B02C4/28; B02C4/32; B02C4/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE18359C
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US319634A
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US401872A
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US447951A
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US727177A
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US2080364A
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AT151039B
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US2185150A
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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) | 1956-05-11 | 1956-11-10 | 1957-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-11 | 1960-11-10 | 1961-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-11 | 1964-11-10 | 1965-05-12 | $7700.00 | Window Closed / Lapsed |