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US2571300A
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Mixing and cutting machine
Assignee: Individual
•
Filing: 1949-03-07
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Granted: 1951-10-16
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Expires: 1969-03-07
Abstract
No abstract record available.
Inventors
- 👤 Simpson Martha Offenhauser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:46
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/05; B01F27/11; B01F27/114; B01F27/1145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1036374A
Cited
US1540547A
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US1750645A
Cited
US1858796A
Cited
DE637685C
Cited
US2320469A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-15 | 1955-04-16 | 1955-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-15 | 1959-04-16 | 1959-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-15 | 1963-04-16 | 1963-10-16 | $7700.00 | Window Closed / Lapsed |