Muffler

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10273844
APP PUB NO 20180258807A1
SERIAL NO

15456756

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A muffler that uses baffles at a 45° relative to one another to create a helical configuration within the cylindrical housing allowing exhaust gases to pass more freely than the prior art mufflers, while maintaining superior noise reduction.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
SHERIDAN MATTMIDLAND MI

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sheridan, Matt Midland, US 1 0

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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 Oct 30, 2026
11.5 Year Payment $7400.00 $3700.00 $1850.00 Oct 30, 2030
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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