Chain replacement apparatus

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11298741
APP PUB NO 20210162488A1
SERIAL NO

16700374

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Importance

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Abstract

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A chain replacement apparatus includes a body seat, an operation assembly, and a repair block. The operation assembly is rotatably disposed on the body seat. The repair block is disposed on the body seat and selectively switched among a removing status, a combining status, and a riveting status, so as to, through the operation assembly, break the chain, press the outer and inner chain plates, and rivet the chain. The repair block rotates about an action axis to be switched among different statuses.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
POUL CHANG METAL INDUSTRY CO LTDNO 372 PENGYI RD TAIPING DIST TAICHUNG CITY 411

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Huang, Chia-Hao Taichung, TW 27 79

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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 Oct 12, 2025
7.5 Year Payment $3600.00 $1800.00 $900.00 Oct 12, 2029
11.5 Year Payment $7400.00 $3700.00 $1850.00 Oct 12, 2033
Fee Large entity fee small entity fee micro entity fee
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