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

Patent Owner(s)

Patent Owner	Address
DSM IP ASSETS B V	HOLLAND HEERLEN HEERLEN LIMBURG
EVONIK OPERATIONS GMBH	RELLINGHAUSER STRASSE 1-11 45128 ESSEN 45128

International Classification(s)

• C11B:PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EX....
• A23K:FODDER

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Heining, Annika	Karlstein am Main, DE	3	21
Heining, Martin	Karlstein am Main, DE	9	74

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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	Feb 16, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Feb 16, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Feb 16, 2034

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
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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
August 16, 2022	US,11414621,B2   US11414621B2	GRANTED PATENT AS SECOND PUBLICATION
July 08, 2021	US,20210207056,A1   US20210207056A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 11414621

Method of isolating lipids from a lipids containing biomass with aid of hydrophobic silica

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