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

Patent Owner(s)

Patent Owner	Address
RICHTER GEDEON NYRT	1103 BUDAPEST

International Classification(s)

• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Csongor, Eva Againe	Pomaz, HU	10	107
Czibula, Laszlo	Budapest, HU	24	84
Galambos, Janos	Budapest, HU	18	117
Juhasz, Balint	Torokbalint, HU	4	44
Nogradi, Katalin	Budapest, HU	15	105
Sebok, Ferenc	Mezokovacshaza, HU	9	55

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 29, 2025

Fee	Large entity fee	small entity fee	micro entity fee
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
October 29, 2013	US,8569498,B2   US8569498B2	GRANTED PATENT AS SECOND PUBLICATION
November 10, 2011	US,20110275804,A1   US20110275804A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8569498

Process for the preparation of piperazine compounds and hydrochloride salts thereof

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