Method of purifying macrolides

United States of America Patent

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May 22, 2007
Grant Date
Feb 3, 2005
app pub date
Jul 26, 2004
filing date
Jul 24, 2003

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Expired

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Abstract

Provided is a method of purifying a macrolide, especially tacrolimus, that includes loading macrolide onto a bed of sorption resin and elting with a suitable eluent such as a combination of water and tetrahydrofuran.

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Patent Owner(s)

TEVA GYOGYSZERGYAR RESZVENYTARSASAG;TEVA PHARMACEUTICALS USA, INC.;TEVA GYÓGYSZERGYÁR ZÁRTKÖRÚEN MÚKÓ´DÓ´RÉSVÉNYTÁRSASÁG

International Classification(s)

B01D:SEPARATION

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Csorvasi, Andrea	Debrecen, HU	15	52
Czovek, Zoltan	Debrecen, HU	6	7
Keri, Vilmos	Debrecen, HU	43	118
Rantal, Ferenc	Debrecen, HU	4	10

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Method of purifying macrolides

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United States of America Patent

10899757

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PATENT NO	7220357
APP PUB NO	20050027112A1
SERIAL NO	10899757
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
May 22, 2007	US,7220357,B2 US7220357B2	GRANTED PATENT AS SECOND PUBLICATION
February 03, 2005	US,20050027112,A1 US20050027112A1	FIRST PUBLISHED PATENT APPLICATION

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10899757

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