Patent US3150217A successfully refreshed from Google Patents.
US3150217A
Expired / Lapsed
US
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Extrusion method and apparatus
Assignee: Individual
•
Filing: 1960-03-14
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Granted: 1964-09-22
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Expires: 1980-03-14
Abstract
No abstract record available.
Inventors
- 👤 Shanok Victor
- 👤 Jesse P Shanok
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:37
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/303; B29C48/03; B29C48/07; B29C48/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
THE METHOD OF EXTRUDING THERMOPLASTIC STRIP MATERIAL WHICH COMPRISES EXPRESSING SAID MATERIAL THROUGH AN EXTRUSION ORIFICE OF A CROSS-HEAD AND SIMULTANEOUSLY DEPOSITING SAID MATERIAL UPON BOTH SURFACES OF A CARRIER BAND PRIOR TO ITS EMERGENCE FROM SAID ORIFICE, STABILIZING SAID MATERIAL ON SAID CARRIER BAND AND STRIPPING SAID MATERIAL IN STABILIZED FORM THEREFROM.
Claim 2
Independent Claim
53 words
THE METHOD OF EXTRUDING THERMOPLASTIC STRIP MATERIAL WHICH COMPRISES EXPRESSING SAID MATERIAL THROUGH AN EXTRUSION ORIFICE OF A CROSS-HEAD AND SIMULTANEOUSLY DEPOSITING SAID MATERIAL UPON BOTH SURFACES OF A CARRIER BAND PRIOR TO ITS EMERGENCE FROM SAID ORIFICE, STABILIZING SAID MATERIAL ON SAID CARRIER BAND AND STRIPPING SAID MATERIAL IN STABILIZED FORM THEREFROM.
References Cited (Backward Citations)
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Cited
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US2047395A
Cited
DE624494C
Cited
US2096347A
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Cited
FR1078952A
Cited
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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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |