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US2797052A
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US
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Crackling cake breaker consisting of a hopper and an enclosed drum and intermeshing breaker bars extending from hopper and drum
Assignee: Individual
•
Filing: 1954-07-16
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Granted: 1957-06-25
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Expires: 1974-07-16
Abstract
No abstract record available.
Inventors
- 👤 Harvey N Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:58
CPC Classifications
B; B02; B02C; B02C18/00; B02C18/28; B02C4/00; B02C4/10; B02C4/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US349607A
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US519629A
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FR468400A
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US1440429A
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US1840893A
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FR869102A
Cited
US2322460A
Cited
FR978855A
Cited
US2669271A
Cited
US2643065A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-24 | 1960-12-24 | 1961-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-24 | 1964-12-24 | 1965-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-24 | 1968-12-24 | 1969-06-25 | $7700.00 | Window Closed / Lapsed |