Patent US3618162A successfully refreshed from Google Patents.
US3618162A
Expired / Lapsed
US
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Plastic pelletizer underwater pelletizing head
Assignee: Farrel Corp
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Filing: 1969-10-02
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Granted: 1971-11-09
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Expires: 1989-10-02
Abstract
Abstract A PLASTIC PELLETIZER UNDERWATER PELLETIZING HEAD HAS A PELLET PLATE SUPPORT CONSTRUCTED TO SUPPORT THE PELLET PLATE AGAINST BENDING UNDER THE FORCE OF THE PLASTIC, BY PROVIDING FOR SCREWING THE PELLET PLATE TO THE SUPPORT BY SCREWS ARRANGED ON THE INSIDE OF THE PELLET PLATE''S ANNULAR SERIES OF PLASTIC EXTRUSION HOLES AS WELL AS ON THE OUTSIDE OF THIS SERIES OF HOLES, AND CONSTRUCTED TO SHIELD THE PELLET PLATE FROM PLASTIC PRESSURE THROUGHOUT ITS GENERALLY CENTRAL AREA.
Inventors
- 👤 Hans R Scharer
- 👤 Donald C Chase
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:10
CPC Classifications
B; B29; B29B; B29B9/00; B29B9/02; B29B9/06; B29B9/065
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) | 1974-11-08 | 1975-05-10 | 1975-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-08 | 1979-05-10 | 1979-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-08 | 1983-05-10 | 1983-11-09 | $7700.00 | Window Closed / Lapsed |