US2775336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slitter for forming body blanks from sheets
Assignee: Continental Can Co Inc
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Filing: 1952-12-04
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Granted: 1956-12-25
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Expires: 1972-12-04
Abstract
No abstract record available.
Inventors
- 👤 Fredrick W Rockwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:48
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/28; B21D43/287
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) | 1959-12-25 | 1960-06-25 | 1960-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-25 | 1964-06-25 | 1964-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-25 | 1968-06-25 | 1968-12-25 | $7700.00 | Window Closed / Lapsed |