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Last Updated: December 8, 2021

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Patent: 4,197,238

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Summary for Patent: 4,197,238
Title: Method of preparation of human albumin using polyethylene glycol
Abstract:Human albumin free of a blood group substance can simply be prepared by treating an albumin fraction, especially from human placenta with polyethylene glycol to precipitate contaminant proteins containing the blood group substance and recovering albumin from the supernatant fluid.
Inventor(s): Murata; Yorihiko (Amagasaki, JP), Tsutsui; Eizo (Hirakata, JP)
Assignee: The Green Cross Corporation (Osaka, JP)
Application Number:05/935,843
Patent Claims:see list of patent claims

Details for Patent 4,197,238

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Grifols Therapeutics Llc ALBUKED, PLASBUMIN-20, PLASBUMIN-25, PLASBUMIN-5 albumin (human) For Injection 101138 1942-10-21 ⤷  Free Forever Trial 1997-04-12
Baxalta Us Inc. BUMINATE, FLEXBUMIN albumin (human) Injection 101452 1954-03-03 ⤷  Free Forever Trial 1997-04-12
Csl Behring Ag ALBURX albumin (human) Injection 102366 1976-07-23 ⤷  Free Forever Trial 1997-04-12
Grifols Biologicals Llc ALBUTEIN albumin (human) Injection 102478 1978-08-15 ⤷  Free Forever Trial 1997-04-12
Instituto Grifols, S.a. HUMAN ALBUMIN GRIFOLS albumin (human) Injection 103352 1995-02-17 ⤷  Free Forever Trial 1997-04-12
Instituto Grifols, S.a. HUMAN ALBUMIN GRIFOLS albumin (human) Injection 103352 2003-06-11 ⤷  Free Forever Trial 1997-04-12
Csl Behring Llc ALBUMINAR, ALBUMINAR-20, ALBUMINAR-25, ALBUMINAR-5 albumin (human) Injection 103955 2000-03-17 ⤷  Free Forever Trial 1997-04-12
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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