Claims for Patent: 4,088,538

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Summary for Patent: 4,088,538

Title:	Reversibly precipitable immobilized enzyme complex and a method for its use
Abstract:	A process for using and preparing a reversibly soluble enzymatically active polymer enzyme product which consists of an enzyme covalently bonded to a water soluble organic polymer selected from polyacrylic acid, dextran, carboxy methyl cellulose, and polyethylene glycol which have carboxyl or amino side groups that impart to the complex its reversible solubility.
Inventor(s):	Michel Schneider
Assignee:	Battelle Memorial Institute Inc
Application Number:	US05/690,096

Details for Patent 4,088,538

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Applicant	Tradename	Biologic Ingredient	Dosage Form	BLA	Approval Date	Patent No.	Expiredate
Amgen Inc.	NEULASTA	pegfilgrastim	Injection	125031	January 31, 2002	4,088,538	1996-05-26
Amgen Inc.	NEULASTA ONPRO	pegfilgrastim	Injection	125031	December 23, 2014	4,088,538	1996-05-26
>Applicant	>Tradename	>Biologic Ingredient	>Dosage Form	>BLA	>Approval Date	>Patent No.	>Expiredate

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