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

Patent Owner(s)

• ORION CORPORATION

International Classification(s)

• Non-US Classification not provided for expired patents

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Blanco, Guillermo L	Oulu, FI	4	147
Kangas, Lauri V M	Turku, FI	7	283
Karjalainen, Arto J	Oulu, FI	24	364
Kurkela, Kauko O A	Oulu, FI	19	385
Soderwall, Marja-Liisa	Oulu, FI	3	146
Sundquist, Hannu K	Kaarina, FI	2	90
Toivola, Reijo J	Oulu, FI	4	147

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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: 4996225

Tri-phenyl alkane derivatives and their oestrogenic, anti-oestrogenic and progestanic uses

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