Patent US2501685A successfully refreshed from Google Patents.
US2501685A
Expired / Lapsed
US
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Cap punching machine
Assignee: Individual
•
Filing: 1949-01-26
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Granted: 1950-03-28
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Expires: 1969-01-26
Abstract
No abstract record available.
Inventors
- 👤 Lev Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:15
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/24; B21D28/30; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2209; Y10T83/748; Y10T83/7593; Y10T83/7667; Y10T83/7673; Y10T83/869; Y10T83/8691; Y10T83/8776; Y10T83/8785; Y10T83/8821; Y10T83/8828; Y10T83/8831; Y10T83/929; Y10T83/9411; Y10T83/9423; Y10T83/9425; Y10T83/9428; Y10T83/943
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) | 1953-03-27 | 1953-09-26 | 1954-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-27 | 1957-09-26 | 1958-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-27 | 1961-09-26 | 1962-03-28 | $7700.00 | Window Closed / Lapsed |