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

Patent Owner(s)

Patent Owner	Address
ZHANG ZHENKUN	315175 ZHEJIANG NINGBO PROVINCE YINZHOU DISTRICT GAOQIAO TOWN REED VILLAGE XUEYUAN ROAD 899 NINGBO DAHONGYING UNIVERSITY SCHOOL OF MECHANICAL AND ELECTRICAL 10 SINCE CLASS 1 NINGBO CITY ZHEJIANG PROVINCE 315175

International Classification(s)

• 2202:OTHER WEAPONS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Zhang, Zhenkun	Shenzhen, CN	3	13

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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

Full Text

US Patent No: D948656

Mouse cage

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