Patent US2431353A successfully refreshed from Google Patents.
US2431353A
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US
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Apparatus for bending
Assignee: Masonite Corp
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Filing: 1944-07-29
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Granted: 1947-11-25
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Expires: 1964-07-29
Abstract
No abstract record available.
Inventors
- 👤 Varner Alvie Evans
- 👤 Pettingill Fred Merritt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:13
CPC Classifications
B; B31; B31F; B31F1/00; B31F1/0003; B31F1/0006; B31F1/0009; B31F1/0012; B31F1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-11-24 | 1951-05-26 | 1951-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-11-24 | 1955-05-26 | 1955-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-11-24 | 1959-05-26 | 1959-11-25 | $7700.00 | Window Closed / Lapsed |