Patent US2634769A successfully refreshed from Google Patents.
US2634769A
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Double angular cut glue block producing machine
Assignee: Kroehler Manufacturing Co
•
Filing: 1948-02-14
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Granted: 1953-04-14
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Expires: 1968-02-14
Abstract
No abstract record available.
Inventors
- 👤 Edward J Stauffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:14
CPC Classifications
B; B27; B27B; B27B25/00; B27B25/04; B23; B23D; B23D45/00; B23D45/14; B23D45/143; B23D45/146; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6476; Y10T83/6478; Y10T83/6492; Y10T83/654; Y10T83/6542; Y10T83/6544; Y10T83/6545; Y10T83/6584; Y10T83/6603; Y10T83/6633
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US62990A
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US287462A
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US383148A
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US446510A
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US603541A
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US1210208A
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US1449599A
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US2228055A
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US2238805A
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US2261696A
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US2292872A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-13 | 1956-10-13 | 1957-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-13 | 1960-10-13 | 1961-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-13 | 1964-10-13 | 1965-04-14 | $7700.00 | Window Closed / Lapsed |