Patent US2640446A successfully refreshed from Google Patents.
US2640446A
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Candymaking apparatus
Assignee: Mars Inc
•
Filing: 1947-08-11
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Granted: 1953-06-02
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Expires: 1967-08-11
Abstract
No abstract record available.
Inventors
- 👤 Robert F Morrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:03
CPC Classifications
A; A23; A23G; A23G3/00; A23G3/02; A23G3/0236; A23G3/0242; A23G3/20; A23G3/2007; A23G3/2015; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2074; Y10T83/2092; Y10T83/2192
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1949835A
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US2215575A
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US2080113A
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US2113575A
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US2282525A
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US2256927A
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US2248688A
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US2425356A
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US2454316A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-01 | 1956-12-01 | 1957-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-01 | 1960-12-01 | 1961-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-01 | 1964-12-01 | 1965-06-02 | $7700.00 | Window Closed / Lapsed |