Patent US2442424A successfully refreshed from Google Patents.
US2442424A
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Center cut shear
Assignee: Individual
•
Filing: 1944-10-03
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Granted: 1948-06-01
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Expires: 1964-10-03
Abstract
No abstract record available.
Inventors
- 👤 Francis L Mcgary
- 👤 Charles E Mcgary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:06
CPC Classifications
B; B23; B23D; B23D29/00; B23D29/02; B23D29/026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US325291A
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US430677A
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US752436A
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US968219A
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US1357200A
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US1436603A
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US2006926A
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US2207222A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-01 | 1951-12-01 | 1952-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-01 | 1955-12-01 | 1956-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-01 | 1959-12-01 | 1960-06-01 | $7700.00 | Window Closed / Lapsed |