Multi-purpose diluent for use in blood analysis by electronic instrumentation of the coulter type
CA 1045960 A · Owner: Coulter Electronics · Inventors: Armstrong, Douglas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A multi-purpose blood diluent for use in electronic enumeration of red and white blood cells and the determination of hemoglobin concentration and other classic parameters, mean cell volume and other measurements of blood cells and particles or measurements of blood cells and particles by means of particle analysis instrumentation of the Coulter type. The blood diluent is characterized as azide free unreactive and osmotically balanced so as to be capable of affording reproducible and accurate hematological test results. The diluent employs an antibacterial agent which prevents adverse bacterial or fungi growths capable of interference with accurate counts and sodium fluoride to achieve …
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 January 9, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 9, 1996.
- 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.