Patent US2512175A successfully refreshed from Google Patents.
US2512175A
Expired / Lapsed
US
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Apparatus for delivering pulverized and similar materials
Assignee: BUFFALO TURBINE AGRICULTURAL EQUIPMENT CO Inc
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Filing: 1947-03-27
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Granted: 1950-06-20
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Expires: 1967-03-27
Abstract
No abstract record available.
Inventors
- 👤 James G Sawyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:02
CPC Classifications
A; A01; A01M; A01M9/00; A01M9/0007; A01M9/003; A01M9/0092
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1282697A
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US1348885A
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US1454979A
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US1693880A
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US1733749A
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US1931181A
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US1999789A
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US2240205A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-19 | 1953-12-19 | 1954-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-19 | 1957-12-19 | 1958-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-19 | 1961-12-19 | 1962-06-20 | $7700.00 | Window Closed / Lapsed |