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Patent US2178461A successfully refreshed from Google Patents.
US2178461A
Expired / Lapsed
US
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Machine for crushing cans
Assignee: Individual
•
Filing: 1937-07-21
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Granted: 1939-10-31
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Expires: 1957-07-21
Abstract
No abstract record available.
Inventors
- 👤 Apprill Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:19
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/08; B02; B02C; B02C19/00; B02C19/0056; B02C19/0081; B30B9/00; B30B9/32; B30B9/321; Y; Y10; Y10S; Y10S100/00; Y10S100/902; Y10T; Y10T83/00; Y10T83/444; Y10T83/4501
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-10-30 | 1943-05-01 | 1943-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-10-30 | 1947-05-01 | 1947-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-10-30 | 1951-05-01 | 1951-10-31 | $7700.00 | Window Closed / Lapsed |