Patent US2804112A successfully refreshed from Google Patents.
US2804112A
Expired / Lapsed
US
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Knife assembly for meat cutting machines
Assignee: Individual
•
Filing: 1953-12-31
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Granted: 1957-08-27
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Expires: 1973-12-31
Abstract
No abstract record available.
Inventors
- 👤 Harold E Schaller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:03
CPC Classifications
B; B02; B02C; B02C18/00; B02C18/06; B02C18/16; B02C18/18; B02C18/20; Y; Y10; Y10T; Y10T83/00; Y10T83/929; Y10T83/9372; Y10T83/9374; Y10T83/9377; Y10T83/9379
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US750329A
Cited
US1261954A
Cited
US1720468A
Cited
US1855832A
Cited
US2517405A
Cited
US2711270A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-26 | 1961-02-25 | 1961-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-26 | 1965-02-25 | 1965-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-26 | 1969-02-25 | 1969-08-27 | $7700.00 | Window Closed / Lapsed |