Patent US2433533A successfully refreshed from Google Patents.
US2433533A
Expired / Lapsed
US
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Work positioning gage for punch presses or the like
Assignee: Mcdowell Manufacturing Co
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Filing: 1944-04-04
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Granted: 1947-12-30
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Expires: 1964-04-04
Abstract
No abstract record available.
Inventors
- 👤 John W Shera
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:12
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/003; Y; Y10; Y10T; Y10T83/00; Y10T83/748; Y10T83/7593; Y10T83/76; Y10T83/7647; Y10T83/7653
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US372784A
Cited
US1313277A
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US1482528A
Cited
US1720422A
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US1782999A
Cited
US1928383A
Cited
US2189086A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-29 | 1951-06-30 | 1951-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-29 | 1955-06-30 | 1955-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-29 | 1959-06-30 | 1959-12-30 | $7700.00 | Window Closed / Lapsed |