US2378041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of forming can-end blanks
Assignee: Individual
•
Filing: 1942-04-06
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Granted: 1945-06-12
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Expires: 1962-04-06
Abstract
No abstract record available.
Inventors
- 👤 Sebell Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:09
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/02; B21D28/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/49794; Y10T29/4998; Y10T29/49982; Y10T29/49986; Y10T83/00; Y10T83/444; Y10T83/4564; Y10T83/4567; Y10T83/461
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) | 1948-06-11 | 1948-12-11 | 1949-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-06-11 | 1952-12-11 | 1953-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-06-11 | 1956-12-11 | 1957-06-12 | $7700.00 | Window Closed / Lapsed |