Method for the quantitative determination of bilirubin in biological fluids
CA 1185883 A · Owner: Amano Pharmaceutical Company, Limited · Inventors: Noriaki, Tanaka; Kenichi, Hirano; Sawao, Murao
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A novel enzyme of bilirubin oxidase and a conventional enzyme of laccase oxidize bilirubin to biliverdin without formation of hydrogen peroxide. Conjugated bilirubin in biological fluid may be quantitatively determined by reacting therewith the bilirubin oxidase of a microorganism of the genus Myrothecium origin, while total bilirubin in biological fluid may be quantitatively determined by reacting therewith the bilirubin oxidase or laccase under the presence of a specific additive compound.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted April 23, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 23, 2002.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.