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

Patent Owner(s)

Patent Owner	Address
BECKMAN COULTER INC	250 S KRAEMER BLVD BREA CA 92821

International Classification(s)

• 2402:MEDICAL INSTRUMENTS, INSTRUMENTS AND TOOLS FOR LAB....

• 2016 Application Filing Year
• 2402 Class
• 975 Applications Filed
• 975 Patents Issued To-Date
• 100 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Johns, Charles W	Brownsburg, US	18	508
# of filed Patents : 18 Total Citations : 508
Krafczyk, Thomas	Olching, DE	9	213
# of filed Patents : 9 Total Citations : 213

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Patent Citation Ranking

• 47 Citation Count
• 2402 Class

• 0 % this patent is cited more than
• 7 Age

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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	Sep 6, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Sep 6, 2029

Fee	Large entity fee	small entity fee	micro entity fee
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: D997681

Stop mechanism for a folding knife

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Abstract

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Description

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Claims

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Legal Events

 

• PD2023
• I2023
• FEPP2021
• F2021
• FEPP2021

Date	Code	Event	Description
Sep 14, 2023	PD	Priority Date
Sep 05, 2023	I	Issuance
May 26, 2021	FEPP	FEE PAYMENT PROCEDURE	free format text: ENTITY STATUS SET TO SMALL (ORIGINAL EVENT CODE: SMAL); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
May 24, 2021	F	Filing
May 24, 2021	FEPP	FEE PAYMENT PROCEDURE	free format text: ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: BIG.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY