US2669924A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the production of chocolate pastes ready for subsequent treatment on roll refiners
Assignee: Individual
•
Filing: 1951-03-13
•
Granted: 1954-02-23
•
Expires: 1971-03-13
Abstract
No abstract record available.
Inventors
- 👤 Wiemer Hermann Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:19
CPC Classifications
A; A23; A23G; A23G1/00; A23G1/04; A23G1/10; A23G1/042; Y; Y10; Y10S; Y10S241/00; Y10S241/604
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US589236A
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US680889A
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DE259673C
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AT139682B
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US1973074A
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DE634856C
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US2348916A
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US2417184A
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US2515150A
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US2587372A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |