Patent US3076125A successfully refreshed from Google Patents.
Patent US3551951A successfully refreshed from Google Patents.
US3551951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple extruder head for extruders
Assignee: Individual
•
Filing: 1968-03-12
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Granted: 1971-01-05
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Expires: 1988-03-12
Abstract
Abstract THE APPLICATION DISCLOSES A MULTIPLE EXTRUDING DIE FOR EXTRUDERS IN WHICH A SUPPORTING MEMBER IS MOUNTED ON THE NOZZLE OF THE EXTRUDER, THE MEMBER CONTAINS 2 OR MORE AXIALLY PARALLEL DUCTS OVER WHICH THE EFFLUENT MOLDING COMPOSITION FROM THE NOZZLE OF THE EXTRUDER IS DIS- TRIBUTED BY A GUIDE MEMBER, AND AN OUTLET NOZZLE CONTAINING AN EXTRUSION DIE BEING CONNECTED TO THE FORWARD ENDS OF THE INDIVIDUAL DUCTS.
Inventors
- 👤 Walter Hugo Schiesser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:00
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/36; B29C48/50; B29C48/695; B29C48/03; B29C48/09; B29C48/10; B29C48/30; B29C48/32; B29C48/335; B29C48/345; B29C48/12
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) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |