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

Patent Owner(s)

Patent Owner	Address
MERCK SHARP & DOHME B V	WAARDERWEG 39 HAARLEM 2031 BN

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
De, Nijs Henrik H	Oss, NL	2	33
Grootenhuis, Arij Jan AJ	Oss, NL	1	32
Leysen, Dirk D	Oss, NL	6	36
Van, Der Voort Hendrikus Adrianus Antonius HAA	Oss, NL	1	32

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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
January 29, 2008	US,7323454,B2   US7323454B2	GRANTED PATENT AS SECOND PUBLICATION
October 06, 2005	US,20050222113,A1   US20050222113A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7323454

Etonogestrel esters

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