Fast ice making device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8844309
SERIAL NO

12723772

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A refrigerator includes a fast ice making device for quickly producing ice cubes. The fast ice making device includes a mold body having a plurality of ice forming cavities adapted to hold fluid. In an ice making cycle, a vacuum system evacuates air from the cavities, thereby depressurizing the cavities. Then, a liquid delivery system delivers liquid to the depressurized cavities, whereby an initial portion of the liquid bubbles up within the respective cavities. Overall, a cooler fluid is established at the beginning of an ice making cycle, thus accelerating the rate at which ice cubes are formed within the fast ice making device. Once ice cubes have been formed within the cavities, a heat transfer system is utilized to heat the cavities, thereby slightly melting the ice cubes and aiding in the expulsion of ice cubes from the cavities.

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Patent Owner(s)

Patent OwnerAddress
WHIRLPOOL CORPORATION2000 NORTH M-63 MD 3601 BENTON HARBOR MI 49022

International Classification(s)

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  • 2010 Application Filing Year
  • F25C Class
  • 116 Applications Filed
  • 81 Patents Issued To-Date
  • 69.83 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20102011201220132014201520162017201820190255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Grosse, Alexandre D Iowa City, US 9 55
Guillen, Adriana S San Nicolas de los Garza, MX 1 6

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Patent Citation Ranking

  • 0 Citation Count
  • F25C Class
  • 0 % this patent is cited more than
  • 11 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges439421201 - 1011 - 2021 - 3031 - 4061 - 7002.557.51012.51517.52022.52527.53032.53537.54042.5

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11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 30, 2026