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

Patent Owner(s)

Patent Owner	Address
MERCK & CO INC	126 EAST LINCOLN AVENUE P O BOX 2000 RAHWAY NEW JERSEY 07065-0900

International Classification(s)

• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Choi, Woo-Baeg	No. Brunswick, NJ	39	806
Churchill, Hywyn R O	Westfield, NJ	1	7
Houpis, Ioannis	Plainfield, NJ	9	72
Lynch, Joseph E	Plainfield, NJ	22	106
Molina, Audrey	Ocean, NJ	9	69
Reider, Paul J	Westfield, NJ	24	97
Volante, Ralph P	Cranbury, NJ	66	368

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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

Full Text

US Patent No: 5489685

Method of synthesizing furo[2,3-b]pyridine carboxylic acid esters

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