US1666344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tieplate punching and shearing press
Assignee: Twin City Forge & Foundry Co
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Filing: 1925-04-29
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Granted: 1928-04-17
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Expires: 1945-04-29
Abstract
No abstract record available.
Inventors
- 👤 Ovestrud Melvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:01
CPC Classifications
B; B23; B23D; B23D31/00; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2074; Y10T83/2083; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/215; Y10T83/2155; Y10T83/2159; Y10T83/2209; Y10T83/2216; Y10T83/566; Y10T83/808; Y10T83/822; Y10T83/869; Y10T83/8821; Y10T83/8828; Y10T83/8831
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) | 1931-04-17 | 1931-10-17 | 1932-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-04-17 | 1935-10-17 | 1936-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-04-17 | 1939-10-17 | 1940-04-17 | $7700.00 | Window Closed / Lapsed |