Patent US2397896A successfully refreshed from Google Patents.
US2397896A
Expired / Lapsed
US
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Shear press
Assignee: Cleveland Crane and Engineering Co
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Filing: 1944-04-21
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Granted: 1946-04-02
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Expires: 1964-04-21
Abstract
No abstract record available.
Inventors
- 👤 William G Wehr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:25
CPC Classifications
B; B23; B23D; B23D15/00; B23D15/06; Y; Y10; Y10T; Y10T83/00; Y10T83/566; Y10T83/5669; Y10T83/5787; Y10T83/5796; Y10T83/748; Y10T83/7487; Y10T83/7533; Y10T83/849; Y10T83/853; Y10T83/855; Y10T83/861; Y10T83/869; Y10T83/8765; Y10T83/8766; Y10T83/8798; Y10T83/8817; Y10T83/882
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) | 1949-04-01 | 1949-10-01 | 1950-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-04-01 | 1953-10-01 | 1954-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-04-01 | 1957-10-01 | 1958-04-02 | $7700.00 | Window Closed / Lapsed |