CPAP device

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12247570
APP PUB NO 20230114545A1
SERIAL NO

18047313

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The CPAP device includes a blower. The blower includes a motor and a blower fan rotatable by the motor. The motor includes a stator assembly including a plurality of coils arranged in a circumferential direction, and a rotor assembly including a permanent magnet and disposed in an inner side portion of the stator assembly in a radial direction. An output shaft is inserted into the rotor assembly. The output shaft rotates together with the rotor assembly. The blower fan is fixed to a tip end of one side of the output shaft. Part of the output shaft is inserted into an insertion hole provided at a center of the base. A plain bearing is interposed between an inner peripheral surface of the insertion hole and an outer peripheral surface of the output shaft.

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First Claim

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Patent Owner(s)

  • MURATA MANUFACTURING CO LTD.

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Higashiyama, Yuzo Kyoto, JP 25 97
Yamaguchi, Takahiro Kyoto, JP 464 4091

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Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Sep 11, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 Sep 11, 2032
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 11, 2036
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Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00