US2504374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous flow nut cracking apparatus
Assignee: Individual
•
Filing: 1945-08-25
•
Granted: 1950-04-18
•
Expires: 1965-08-25
Abstract
No abstract record available.
Inventors
- 👤 Frederick M Baldwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:22
CPC Classifications
A; A23; A23N; A23N5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR417176A
Cited
GB191316829A
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US1260203A
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US1282408A
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US1477649A
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US1388574A
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US1469332A
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US1971170A
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US2144841A
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US2205177A
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US2220320A
Cited
US2319757A
Cited
US2343270A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-17 | 1953-10-17 | 1954-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-17 | 1957-10-17 | 1958-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-17 | 1961-10-17 | 1962-04-18 | $7700.00 | Window Closed / Lapsed |