US3021741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die set comprising punches operable in a direction which has an angular relationshipwith the direction of motion of the ram
Assignee: LOUIS N MILLER
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Filing: 1958-02-20
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Granted: 1962-02-20
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Expires: 1978-02-20
Abstract
No abstract record available.
Inventors
- 👤 Frederick O Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:23
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/02; B21; B21D; B21D28/00; B21D28/24; B21D28/32; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8821; Y10T83/8828; Y10T83/8841; Y10T83/8845
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) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |