US2656797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary machine for compacting loose material to solid prismatic lumps
Assignee: Societe dEtudes de Machines Speciales SA
•
Filing: 1950-01-19
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Granted: 1953-10-27
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Expires: 1970-01-19
Abstract
No abstract record available.
Inventors
- 👤 Chambon Jean Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:17
CPC Classifications
C; C13; C13B; C13B45/00; C13B45/02; A; A23; A23G; A23G3/00; A23G3/02; A23G3/0236; A23G3/0252; A23G3/0289; B; B30; B30B; B30B11/00; B30B11/02; B30B11/12; B65; B65B; B65B63/00; B65B63/02; C13B50/00; C13B50/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US708778A
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US832553A
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US1010174A
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US1345208A
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US1340805A
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US1524915A
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US1884948A
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US2224975A
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US2301892A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |