US2377668A
Expired / Lapsed
US
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Extruding and cutting apparatus for plastic materials
Assignee: EDWARD ORTON JR CERAMIC FOUNDATION
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Filing: 1943-08-18
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Granted: 1945-06-05
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Expires: 1963-08-18
Abstract
No abstract record available.
Inventors
- 👤 George A Bole
- 👤 Myril C Shaw
- 👤 Harry E Van Co
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:34
CPC Classifications
B; B28; B28B; B28B3/00; B28B3/20; B28B3/22; B28B11/00; B28B11/14; B28B11/16; B28B11/166; B28B17/00; B28B17/0036; Y; Y10; Y10T; Y10T83/00; Y10T83/162; Y10T83/166; Y10T83/169; Y10T83/171; Y10T83/202; Y10T83/2092; Y10T83/2192
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) | 1948-06-04 | 1948-12-04 | 1949-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-06-04 | 1952-12-04 | 1953-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-06-04 | 1956-12-04 | 1957-06-05 | $7700.00 | Window Closed / Lapsed |