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US2640400A
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Index table
Assignee: CLEVELAND UNIVERSAL JIG Co
•
Filing: 1949-05-26
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Granted: 1953-06-02
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Expires: 1969-05-26
Abstract
No abstract record available.
Inventors
- 👤 Verderber Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:43
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/02; B23Q16/04; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5152; Y10T29/5165; Y10T29/5167; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/305544; Y10T409/305656; Y10T409/30868; Y10T409/308792; Y10T74/00; Y10T74/14; Y10T74/1494
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2239260A
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Cited
US2447808A
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-01 | 1956-12-01 | 1957-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-01 | 1960-12-01 | 1961-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-01 | 1964-12-01 | 1965-06-02 | $7700.00 | Window Closed / Lapsed |