Construction machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12054917
APP PUB NO 20230096479A1
SERIAL NO

17802351

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Provided is a construction machine. The construction machine includes a boom cylinder driving a boom, a rotation motor rotating a rotary body, an arm cylinder driving an arm, a bucket cylinder driving a bucket, a first main pump supplying working fluid to the boom cylinder and discharging the working fluid in opposite directions, a second main pump supplying working fluid to the rotation motor and discharging the working fluid in opposite directions, and a third main pump supplying working fluid to the arm cylinder or the bucket cylinder.

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First Claim

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Family

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Patent Owner(s)

Patent OwnerAddress
HD HYUNDAI INFRACORE CO LTD489 INJUNG-RO DONG-GU INCHEON 22502

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kang, Byungil Incheon, KR 3 0

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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 Feb 6, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 Feb 6, 2032
11.5 Year Payment $7400.00 $3700.00 $1850.00 Feb 6, 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