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Generated: July 17, 2019

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Patent: 4,461,832

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Summary for Patent: 4,461,832
Title: Preparation of an enzymatically active formulation embedded in silica gel
Abstract:A process for the preparation of an enzymatically active formulation embedded in silica gel, wherein an aqueous mixture of an enzymatically active formulation and a dissolved alkali metal silicate and/or ammonium silicate is suspended in an organic, water-immiscible fluid and then converted to a water-insoluble gel.
Inventor(s): Tschang; Chung-Ji (Frankenthal, DE), Klefenz; Heinrich (Hochdorf-Assenheim, DE), Sanner; Axel (Frankenthal, DE), Zahn; Wolfgang (Altrip, DE)
Assignee: BASF Aktiengesellschaft (DE)
Application Number:06/376,597
Patent Claims:see list of patent claims

Details for Patent 4,461,832

Applicant Tradename Biologic Ingredient Dosage Form BLA Number Approval Date Patent No. Assignee Patent Expiration Status Orphan Source
Merck ELSPAR asparaginase VIAL 101063 001 1978-01-10 ➤ Sign Up BASF Aktiengesellschaft (DE) ➤ Sign Up RX search
Applicant Tradename Biologic Ingredient Dosage Form BLA Number Approval Date Patent No. Assignee Patent Expiration Status Orphan Source

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