US2448117A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic can treating machine
Assignee: Continental Can Co Inc
•
Filing: 1942-08-05
•
Granted: 1948-08-31
•
Expires: 1962-08-05
Abstract
No abstract record available.
Inventors
- 👤 Paul E Pearson
- 👤 Treff Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:38
CPC Classifications
C; C25; C25D; C25D17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2280826A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-31 | 1952-03-01 | 1952-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-31 | 1956-03-01 | 1956-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-31 | 1960-03-01 | 1960-08-31 | $7700.00 | Window Closed / Lapsed |