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

Patent Owner(s)

Patent Owner	Address
BAYER HEALTHCARE AG	GERMANY LEVERKUSEN

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Appolt, Hubert	Kurten, DE	2	20
Franckowiak, Gerhard	Wuppertal, DE	32	276
Ledwoch, Wolfram	Langenfeld, DE	6	48
Leifker, Gregor	Milan, IT	2	20
Wirges, Hans-Peter	Krefeld, DE	10	33

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
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 10, 2004	US,6773724,B2   US6773724B2	GRANTED PATENT AS SECOND PUBLICATION
July 11, 2002	US,20020091108,A1   US20020091108A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6773724

Stable salts of O-acetylsalicylic acid with basic amino acids

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