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United States of America Patent

PATENT NO 11084711
APP PUB NO 20170245651A1
SERIAL NO

15318217

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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This invention provides a mat, comprising: an upper surface; a lower surface; a porous structure located between said upper surface and said lower surface, said porous structure including silica gel. The mat according to this invention can be used as, for example, a pillow, seat cushion, back cushion or mattress, or part of a chair seat or chair back.

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Patent Owner(s)

Patent OwnerAddress
SHARPWELL TECHNOLOGY LIMITEDFLAT 01-04 11/F BLOCK A HIGH TECH INDUSTRIAL CENTRE 491-501 CASTLE PEAK ROAD TSUEN WAN N T HONG KONG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yeung, Kim Ching Hong Kong, CN 2 5

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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 10, 2025
7.5 Year Payment $3600.00 $1800.00 $900.00 Feb 10, 2029
11.5 Year Payment $7400.00 $3700.00 $1850.00 Feb 10, 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