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US3308220A Expired / Lapsed US ⏱️ 0.0 years remaining

Plastic mesh producing machine

Assignee: U N I Corp
•
Filing: 1964-04-22
•
Granted: 1967-03-07
•
Expires: 1984-04-22
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Abstract

No abstract record available.

Inventors

  • 👤 Jesse J Smith

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 15:24
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/345; B29C48/03; B29C48/05; B29C48/09; B29C48/10; B29C48/13; B29C48/32; B29C48/33; B29C48/335; B29L; B29L2028/00; Y; Y10; Y10S; Y10S264/00; Y10S264/81

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 212 words
IN A PLASTIC MESH PRODUCING MACHINE THE COMBINATION OF: A PLURALITY OF INDIVIDUALLY AND RELATIVELY MOVABLE HOT PLASTIC EXTRUSION DIES EACH HAVING A PLURALITY OF SPACED APART PLASTIC EXTRUDING ORIFICES PROVIDED WITH EXTRUDING OPEN ENDS HAVING EXTRUDING AXES; SAID OPEN ENDS OF SAID ORIFICES OF EACH DIE SPACED FROM THE RESPECTIVE OPEN ENDS OF ORIFICES OF AN ADJACENT ONE OF SAID DIES, SAID OPEN ENDS OF THE ORIFICES OF ONE OF SAID DIES DIRECTED TOWARD THE OPEN ENDS OF THE ORIFICES OF ANOTHER OF SAID DIES TO CAUSE EXTRUSION IMPINGEMENT AND WELDING OF HOT PLASTIC ISSUING THEREFROM WITH THE HOT PLASTIC ISSUING FROM ORIFICIES OF SAID ONE OF SAID DIES; SAID OPEN ENDS OF SAID ORIFICES DISPOSED SUCH THAT SAID IMPINGMENT AND WELDING OCCURS OUTSIDE SAID DIES IN FREE SPACE; THE ORIFICES OF SAID ONE OF SAID DIES HAVING THEIR EXTRUDING AXES DIRECTED AT AN ANGLE RELATIVE TO THE RESPECTIVE EXTRUDING AXES OF THE ORIFICES OF THE OTHER ONE OF SAID DIES, SAID ANGLE RANGING FROM SUBSTANTIALLY 90* TO SUBSTANTIALLY 180*; FIRST MEANS FOR FORCING HOT PLASTIC UNDER PRESSURE TO EACH OF SAID DIES AND THROUGH SAID ORIFICES TO FORM PLASTIC FILAMENTS; AND MEANS FOR CAUSING RELATIVE MOVEMENT OF SAID DIES IN A DIRECTION LATERALLY OF THE EXTRUSION AXES OF SAID ORIFICES.
Claim 2
Dependent Claim 212 words
IN A PLASTIC MESH PRODUCING MACHINE THE COMBINATION OF: A PLURALITY OF INDIVIDUALLY AND RELATIVELY MOVABLE HOT PLASTIC EXTRUSION DIES EACH HAVING A PLURALITY OF SPACED APART PLASTIC EXTRUDING ORIFICES PROVIDED WITH EXTRUDING OPEN ENDS HAVING EXTRUDING AXES; SAID OPEN ENDS OF SAID ORIFICES OF EACH DIE SPACED FROM THE RESPECTIVE OPEN ENDS OF ORIFICES OF AN ADJACENT ONE OF SAID DIES, SAID OPEN ENDS OF THE ORIFICES OF ONE OF SAID DIES DIRECTED TOWARD THE OPEN ENDS OF THE ORIFICES OF ANOTHER OF SAID DIES TO CAUSE EXTRUSION IMPINGEMENT AND WELDING OF HOT PLASTIC ISSUING THEREFROM WITH THE HOT PLASTIC ISSUING FROM ORIFICIES OF SAID ONE OF SAID DIES; SAID OPEN ENDS OF SAID ORIFICES DISPOSED SUCH THAT SAID IMPINGMENT AND WELDING OCCURS OUTSIDE SAID DIES IN FREE SPACE; THE ORIFICES OF SAID ONE OF SAID DIES HAVING THEIR EXTRUDING AXES DIRECTED AT AN ANGLE RELATIVE TO THE RESPECTIVE EXTRUDING AXES OF THE ORIFICES OF THE OTHER ONE OF SAID DIES, SAID ANGLE RANGING FROM SUBSTANTIALLY 90* TO SUBSTANTIALLY 180*; FIRST MEANS FOR FORCING HOT PLASTIC UNDER PRESSURE TO EACH OF SAID DIES AND THROUGH SAID ORIFICES TO FORM PLASTIC FILAMENTS; AND MEANS FOR CAUSING RELATIVE MOVEMENT OF SAID DIES IN A DIRECTION LATERALLY OF THE EXTRUSION AXES OF SAID ORIFICES.

References Cited (Backward Citations)

CA656451A Cited
US3123512A Cited
US2764781A Cited
GB892901A Cited
US3051989A Cited
US3118180A Cited
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US3163691A Cited
GB955542A 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) 1970-03-06 1970-09-05 1971-03-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-03-06 1974-09-05 1975-03-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-03-06 1978-09-05 1979-03-07 $7700.00 Window Closed / Lapsed

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