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US3616470A Expired / Lapsed US ⏱️ 0.0 years remaining

Resilient ventilated pillow and cushion assemblies

Assignee: Individual
•
Filing: 1969-12-08
•
Granted: 1971-11-02
•
Expires: 1989-12-08
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Abstract

Abstract POROUS RESILIENT PILLOW ASSEMBLIES CHARACTERIZED BY A RESILIENT COMPRESSIBLE PILLOW INSERT ADAPTED FOR INSERTION WITHIN AN OUTER CASING OR COVER AND CHARACTERIZED BY A POROUS ENVELOPE OF FELTED RESILIENT FIBER MATERUAL FORMED OF INTERLOCKED POLYMER FIBERS IN A LOYER OF SUBSTANTIALLY THICKNESS, SERVING TO ENCLOSE AND CONTAIN A RESILIENT, DEPRESSIBLE BODY OF POROUS FILLER AND FORMING THEREWITH A READILY DEPRESSED RESILIENT BODY OF PILLOW OR CUSHIONSHAPE COMBINING RESILIENT DEPRESSIBILITY WITH SPRINGY RESILIENT RETURN CAPABILITY ENHANCED BY THE HIGHLY POROUS NATURE OF BOTH ENVELOPE AND THE ENCLOSED FILLER MATERIAL, ALLOWING FACILE ENTRANCE AND EXIT OF THE SURROUNDING AIR THROUGH THE ENVELOPE INTO THE INTERIOR OF THE PILLOW OR CUSHION.

Inventors

  • 👤 Robert Steven Young
  • 👤 Samuel Young

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 02:16
CPC Classifications
A; A47; A47G; A47G9/00; A47G9/10

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1974-11-01 1975-05-03 1975-11-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-11-01 1979-05-03 1979-11-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-11-01 1983-05-03 1983-11-02 $7700.00 Window Closed / Lapsed

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