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Patent US1930591A successfully refreshed from Google Patents.
US1930591A
Expired / Lapsed
US
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Punching apparatus
Assignee: United Shoe Machinery Corp
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Filing: 1929-05-22
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Granted: 1933-10-17
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Expires: 1949-05-22
Abstract
No abstract record available.
Inventors
- 👤 Mark E Fernald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:22
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/02; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/462; Y10T83/4637; Y10T83/464; Y10T83/4642; Y10T83/4645; Y10T83/727; Y10T83/739
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) | 1936-10-16 | 1937-04-17 | 1937-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-10-16 | 1941-04-17 | 1941-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-10-16 | 1945-04-17 | 1945-10-17 | $7700.00 | Window Closed / Lapsed |