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Last Updated: May 19, 2024

Patent: 8,431,124


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Summary for Patent: 8,431,124
Title:Methods for treating a disease characterized by an excess of hyaluronan by administering a soluble hyaluronidase glycoprotein (sHASEGP)
Abstract: Provided are soluble neutral active Hyaluronidase Glycoproteins (sHASEGP\'s), methods of manufacture, and their use to facilitate administration of other molecules or to alleviate glycosaminoglycan associated pathologies. Minimally active polypeptide domains of the soluble, neutral active sHASEGP domains are described that include asparagine-linked sugar moieties required for a functional neutral active hyaluronidase domain. Included are modified amino-terminal leader peptides that enhance secretion of sHASEGP. Sialated and pegylated forms of the sHASEGPs also are provided. Methods of treatment by administering sHASEGPs and modified forms thereof also are provided.
Inventor(s): Bookbinder; Louis H. (San Diego, CA), Kundu; Anirban (San Diego, CA), Frost; Gregory I. (Del Mar, CA)
Assignee: Halozyme, Inc. (San Diego, CA)
Application Number:12/386,473
Patent Claims:see list of patent claims

Details for Patent 8,431,124

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Bausch & Lomb Incorporated VITRASE hyaluronidase Injection 021640 05/05/2004 ⤷  Try a Trial 2023-03-05
Bausch & Lomb Incorporated VITRASE hyaluronidase Injection 021640 12/02/2004 ⤷  Try a Trial 2023-03-05
Amphastar Pharmaceuticals, Inc. AMPHADASE hyaluronidase Injection 021665 10/26/2004 ⤷  Try a Trial 2023-03-05
Akorn, Inc. HYDASE hyaluronidase Injection 021716 10/25/2005 ⤷  Try a Trial 2023-03-05
Halozyme Therapeutics, Inc. HYLENEX RECOMBINANT hyaluronidase human Injection 021859 12/02/2005 ⤷  Try a Trial 2023-03-05
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

International Patent Family for US Patent 8,431,124

Country Patent Number Estimated Expiration
South Africa 200707898 ⤷  Try a Trial
South Africa 200507978 ⤷  Try a Trial
World Intellectual Property Organization (WIPO) 2006091871 ⤷  Try a Trial
World Intellectual Property Organization (WIPO) 2004078140 ⤷  Try a Trial
United States of America 9677062 ⤷  Try a Trial
United States of America 9677061 ⤷  Try a Trial
United States of America 9562223 ⤷  Try a Trial
>Country >Patent Number >Estimated Expiration

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