Ink cartridge

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9902161
SERIAL NO

15413865

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An ink cartridge includes: an ink container formed of a thermoplastic film material filled with predetermined ink; an outer package as an outer box in which the ink container is inserted; and an engagement part provided at one longitudinal end part of the ink container and engaging with a cartridge attaching mechanism of a printer. Inside an ink supply section provided at a longitudinal one end of the ink container, an inner plug is provided which closes or opens an opening of a supply opening, and a covering member protecting a shaft part of the inner plug is provided while constantly covering the shaft part regardless of sliding upon attachment and detachment of an ink cartridge.

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First Claim

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Family

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Patent Owner(s)

  • RISO KAGAKU CORPORATION

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arimura, Eijiro Ibaraki, JP 5 11

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Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Aug 27, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Aug 27, 2029
Fee Large entity fee small entity fee micro entity fee
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