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US3830896A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus and process for forming contoured impressions of the human body

Assignee: Contourpedic Corp
•
Filing: 1972-06-08
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Granted: 1974-08-20
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Expires: 1992-06-08
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Abstract

Abstract AN IMPRESSION FORMING ASSEMBLY IS PROVIDED AND A FLEXIBLE BASE CONTAINER FILLED WITH PARTICULATE MATERIAL POSITIONED ON A HORIZONTAL PLATFORM AND A FLXIBLE BACK CONTAINER IN FLUID COMMUNICATION WITH A RESERVOIR OF PARTICULATE MATERIAL POSITIONED ON A VERTICAL WALL SPACIALLY JUXTAPOSED TO THE HORIZONTAL PLATFORM. A HUMAN IS POSITIONED ON THE CONTAINERS AND THE PRESSURE IN THE BACK CONTAINER IS REDUCED UNTIL THE PARTICULATE MATERIAL BECOMES INTERLOCKED AND THE CONTAINER IS THEREAFTER PRESSURIZED AND TION. THE BACK CONTAINER IS THEREAFTER PRESSURIZED AND PARTICULATE MATERIAL IN INNTRODUCED INTO THE CONTAINER. THE PRESSURE IN THE SECOND CONTAINER IS REDUCED UNTIL THE PARTICULATE MTERIAL BECOMES INTERLOCKED AND THE BACK CONTAINER ASSUMMEMS A RIGID CONFIGURATION. THE RIGID CONTAINERS CONSTITUTE AN IMPRESSION SET FROM WHICH A CONTOURED CUSHION IS SUBSEQUENTLY PREPARED.

Inventors

  • 👤 B Flicker
  • 👤 R Burridge
  • 👤 F Low

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 17:40
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/36; A47C7/40; A47C7/46; A47C31/00; A47C31/12; A47C31/126; A61; A61B; A61B5/00; A61B5/103; A61B5/107; A61B5/1077; A61B5/1078; A61G; A61G7/00; A61G7/05; A61G7/057; A61G7/05738; A61G7/05753; B; B29; B29C; B29C44/00; B29C44/02; B29C44/12; B29C44/1204; Y; Y10; Y10S; Y10S264/00; Y10S264/30

Claims Analysis

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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) 1977-08-19 1978-02-18 1978-08-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-08-19 1982-02-18 1982-08-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-08-19 1986-02-18 1986-08-20 $7700.00 Window Closed / Lapsed

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