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Patent US2773536A successfully refreshed from Google Patents.
US2773536A
Expired / Lapsed
US
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Can crushing device
Assignee: Individual
•
Filing: 1953-07-06
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Granted: 1956-12-11
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Expires: 1973-07-06
Abstract
No abstract record available.
Inventors
- 👤 Erich A Lange
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:08
CPC Classifications
B; B30; B30B; B30B9/00; B30B9/30; B30B9/306; B30B9/3064; B21; B21D; B21D1/00; B21D1/06; B21D1/08; B30B1/00; B30B1/18; B30B9/32; B30B9/321; Y; Y10; Y10S; Y10S100/00; Y10S100/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-11 | 1960-06-11 | 1960-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-11 | 1964-06-11 | 1964-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-11 | 1968-06-11 | 1968-12-11 | $7700.00 | Window Closed / Lapsed |