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

Patent Owner(s)

Patent Owner	Address
KEMIRA OYJ	PORKKALANKATU 3 HELSINKI FI-00180

International Classification(s)

• B03D:FLOTATION; DIFFERENTIAL SEDIMENTATION
• B02C:CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERA....
• C08K:USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUB....

• 2015 Application Filing Year
• B03D Class
• 80 Applications Filed
• 64 Patents Issued To-Date
• 80 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Martikainen, Mika	Espoo, FI	11	68
# of filed Patents : 11 Total Citations : 68
Moore, Lucas R	Marietta, US	10	6
# of filed Patents : 10 Total Citations : 6

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Patent Citation Ranking

• 0 Citation Count
• B03D 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 20, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Sep 20, 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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
March 20, 2018	US,9919319,B2   US9919319B2	GRANTED PATENT AS SECOND PUBLICATION
June 02, 2016	US,20160151791,A1   US20160151791A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: D993147

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Legal Events

 

• I2023
• FEPP2021
• F2021
• FEPP2021

Date	Code	Event	Description
Jul 25, 2023	I	Issuance
Mar 29, 2021	FEPP	FEE PAYMENT PROCEDURE	free format text: ENTITY STATUS SET TO SMALL (ORIGINAL EVENT CODE: SMAL); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Mar 25, 2021	F	Filing
Mar 25, 2021	FEPP	FEE PAYMENT PROCEDURE	free format text: ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: BIG.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY