Patent US3385953A successfully refreshed from Google Patents.
US3385953A
Expired / Lapsed
US
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Heater for extrusion press container
Assignee: Farrel Corp
•
Filing: 1965-09-29
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Granted: 1968-05-28
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Expires: 1985-09-29
Abstract
No abstract record available.
Inventors
- 👤 Charles V Henneberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:14
CPC Classifications
B; B21; B21C; B21C29/00; B21C29/02; H; H05; H05B; H05B3/00; H05B3/0014; H05B3/0019; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49925; Y10T29/49934
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1506443A
Cited
US1988845A
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US2832879A
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GB826008A
Cited
US3203216A
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US3161756A
Cited
US3119149A
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US3145842A
Cited
US3317958A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |