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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
SUN WANLI	GROUP 3 DONGMENQIAO VILLAGE LONGQUAN TOWN XINTIAN COUNTY YONGZHOU HUNAN

International Classification(s)

• 1103:MEDALS AND BADGES

• 2020 Application Filing Year
• 1103 Class
• 13 Applications Filed
• 13 Patents Issued To-Date
• 100 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Zheng, Fengying	Yongzhou, CN	3	33
# of filed Patents : 3 Total Citations : 33

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Patent Citation Ranking

• 17 Citation Count
• 1103 Class

• 56.25 % this patent is cited more than
• 3 Age

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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	Sep 22, 2025
7.5 Year Payment	$3600.00	$1800.00	$900.00	Sep 22, 2029
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Sep 22, 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

Full Text

US Patent No: 9849902

Baby strollers

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Abstract

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Provided herein is a baby stroller, which has expanded mode or folded mode, including a lower frame, a slide block, a pull rod set, a rear wheel link rod, a rear wheel frame, an upper arm set, a link rod set, a connection rod set, the first handle rod set, the second handle rod set, and a front wheel frame. Through the slide block and the interaction between each component to concurrently actuate the upper arm set, the first handle rod set, and the second handle rod set, the baby stroller can be easily folded to minimize it occupying space for easier stowing and transporting.

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Description

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Claims

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