Patent US2289685A successfully refreshed from Google Patents.
US2289685A
Expired / Lapsed
US
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Bending machine
Assignee: Bohn Aluminum and Brass Corp
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Filing: 1938-12-02
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Granted: 1942-07-14
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Expires: 1958-12-02
Abstract
No abstract record available.
Inventors
- 👤 Paul F Schoen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:15
CPC Classifications
B; B21; B21D; B21D7/00; B21D7/02; B21D7/022; B21D53/00; B21D53/02; B21D53/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49364; Y10T29/49826; Y10T29/49861
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) | 1945-07-13 | 1946-01-12 | 1946-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-07-13 | 1950-01-12 | 1950-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-07-13 | 1954-01-12 | 1954-07-14 | $7700.00 | Window Closed / Lapsed |