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Patent US2492250A successfully refreshed from Google Patents.
US2492250A
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Leaded slat unit forming machine
Assignee: California Cedar Products Co Inc
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Filing: 1947-10-21
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Granted: 1949-12-27
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Expires: 1967-10-21
Abstract
No abstract record available.
Inventors
- 👤 William H Wilcox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:14
CPC Classifications
B; B43; B43K; B43K19/00; B43K19/16; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1744; Y10T156/1751; Y10T156/1754; Y10T156/1776; Y10T156/1778
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1489567A
Cited
US1783997A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-26 | 1953-06-27 | 1953-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-26 | 1957-06-27 | 1957-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-26 | 1961-06-27 | 1961-12-27 | $7700.00 | Window Closed / Lapsed |