Foldable chair

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11659930
SERIAL NO

17532330

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A foldable chair includes backrest rods hinged to a seat unit, leg units, armrest units, a first foldable rod unit, and a linking rod unit. Each leg unit includes a sleeve member connected to the seat unit and slidably sleeved on a rear leg rod connected to the seat unit. Each armrest unit is connected to one of the leg units and one of the backrest rods. The first foldable rod unit is connected between the backrest rods to move the backrest rods. The linking rod unit includes an end connected to the first foldable rod unit, and another end pivotally connected to one of the backrest arm units, or one of the sleeve members of the leg units.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
CHEN TE-LUNGNO 240 YILIN RD RENDE DIST TAINAN CITY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Pin-Han Tainan, TW 4 2
Chen, Pin-Yi Tainan, TW 17 128
Chen, Te-Lung Tainan, TW 28 187

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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 Nov 30, 2026
7.5 Year Payment $3600.00 $1800.00 $900.00 Nov 30, 2030
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 30, 2034
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Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00