US2637394A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet cutting machine
Assignee: NICHOLS WIRE AND STEEL Co
•
Filing: 1947-07-16
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Granted: 1953-05-05
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Expires: 1967-07-16
Abstract
No abstract record available.
Inventors
- 👤 Mathias J Fey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:34
CPC Classifications
B; B23; B23D; B23D33/00; B23D33/02; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2022; Y10T83/2024; Y10T83/2092; Y10T83/2198; Y10T83/343; Y10T83/444; Y10T83/4458; Y10T83/446; Y10T83/4539; Y10T83/4541; Y10T83/525; Y10T83/536; Y10T83/869; Y10T83/8821; Y10T83/8841; Y10T83/8843
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1840997A
Cited
US1834004A
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US1738076A
Cited
US2158790A
Cited
US2262550A
Cited
US2269714A
Cited
US2382406A
Cited
US2444465A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-04 | 1956-11-03 | 1957-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-04 | 1960-11-03 | 1961-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-04 | 1964-11-03 | 1965-05-05 | $7700.00 | Window Closed / Lapsed |