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Last Updated: September 23, 2020

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Patent: 4,473,646

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Summary for Patent: 4,473,646
Title: Stereospecific asparaginases
Abstract:There is described a method of separating an asparaginase rich fraction from a thermophilic microoganism and then to divide this fraction into its D- and L-asparaginases. Substantially pure crystals of the D-asparaginase were obtained.
Inventor(s): Guy; Graeme R. (South Australia, AU), Morgan; Hugh W. (Hamilton, NZ), Daniel; Roy M. (Hamilton, NZ)
Assignee: Development Finance Corp. of New Zealand (Wellington, NZ)
Application Number:06/253,112
Patent Claims:see list of patent claims

Details for Patent 4,473,646

Applicant Tradename Biologic Ingredient Dosage Form BLA Number Approval Date Patent No. Assignee Estimated Patent Expiration Status Orphan Source
Merck ELSPAR asparaginase VIAL 101063 001 1978-01-10   Start Trial Development Finance Corp. of New Zealand (Wellington, NZ) 2001-09-25 RX search
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Number >Approval Date >Patent No. >Assignee >Estimated Patent Expiration >Status >Orphan >Source

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