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

Patent Owner(s)

Patent Owner	Address
RIBOZYME PHARMACEUTICALS INC	2950 WILDERNESS PLACE BOULDER CO 80301

International Classification(s)

• C07H:SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTI....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Beigelman, Leonid	Longmont, CO	390	10741
DiRenzo, Anthony	Boulder, CO	8	465
Dudycz, Lech W	Worcester, MA	6	146
Grimm, Susan	Boulder, CO	8	164
Sweedler, David	Louisville, CO	26	608
Tracz, Danuta	Boulder, CO	8	262
Usman, Nassim	Boulder, CO	82	3245
Wincott, Francine	Longmont, CO	17	826

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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: 6469158

Synthesis, deprotection, analysis and purification of RNA and ribozymes

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