US3564652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic article fabrication device
Assignee: Solvay SA
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Filing: 1967-05-09
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Granted: 1971-02-23
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Expires: 1987-05-09
Abstract
Abstract AN ARRANGEMENT FOR EXTRUDING A STRAIGHT HOLLOW TUBE AND FOR CUTTING THE TUBE INTO PARISONS ALONG A PLANE OBLIQUE TO THE LONGITUDINAL TUBE AXIS, EXTRUSION HEAD HAVING AN INTERNAL MANDREL WHOSE END FACE LIES IN AN OBLIQUE PLANE PARALLEL TO THE CUTTING PLANE, AND AN EXTERNAL DIE WHOSE TUBE CONTACTING SURFACE TERMINATES IN A PLANE PERPENDICULAR TO THE LONGITUDINAL AXIS OF TE HEAD.
Inventors
- 👤 Francis Baugnies
- 👤 Mitchel Lorge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:19
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/02; B29C49/04; B29C48/00; B29C48/001; B29C48/0022; B29C2793/00; B29C2793/0027; B29C48/0017; B29C48/03; B29C48/09; B29C48/10; Y; Y10; Y10S; Y10S425/00; Y10S425/012
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) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |