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US3705831A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of fabricating an insulated storage bin

Assignee: Motors Liquidation Co
•
Filing: 1971-07-09
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Granted: 1972-12-12
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Expires: 1991-07-09
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Abstract

Abstract A METHOD OF MAKING AN INSULATED DOUBLE WALLED STORAGE BIN INCLUDING THE ASSEMBLY OF INSULATION MATERIAL BETWEEN AN INNER LINER AND OUTER SHELL OF THE BIN, WHEREIN AN INSULATION BATT IS PRECUT INTO A FLEXIBLE BLANK TO DEFINE A RECTANGULAR CENTER SECTION HAVING SIDE AND END PANEL EXTENSIONS. THE INNER LINER OF THE BIN IS FIRST INVERTED AND THE INSULATION BLANK PLACED WITH ITS CENTER SECTION ALIGNED ON THE BOTTOM WALL OF THE LINER SUCH THAT BY TELESCOPING THE OUTER SHELL OVER THE LINER THE BLANK PANELS ARE SIMULTANEOUSLY FOLDED ABOUT IMAGINARY BOUNDARIES TO A POSITION GENERALLY NORMAL TO THE CENTER SECTION TO OCCUPY THE SPACE THEREBETWEEN. THE LINER AND SHELL HAVE A SCARF-LIKE JOINT ON THEIR MATING EDGES WHICH IS SEALED AND BONDED BY MEANS OF A CEMENT MATERIAL MAINTAINING THE INSULATION BLANK IN ITS DISTORTED CONDITION THEREBETWEEN.

Inventors

  • 👤 Robert E Sayre
  • 👤 Lewis B Campbell
  • 👤 Joe P Pietrzak

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 07:58
CPC Classifications
B; B65; B65D; B65D11/00; B65D11/16; B65D81/00; B65D81/38; B65D81/3813; B65D81/3823; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/1031; Y10T156/1051

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) 1975-12-12 1976-06-12 1976-12-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-12-12 1980-06-12 1980-12-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-12-12 1984-06-12 1984-12-12 $7700.00 Window Closed / Lapsed

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