Expired Canadian patentCanada
Method of classifying leukocytes by flow cytometry and reagents used in the method
CA 1309326 C · Owner: Sakata, Takashi · Inventors: Sakata, Takashi; Kuroda, Tomoyuki
Overview
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Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract, A method for classifying leukocytes with a flow cytometer by means of optical measurements on fluorochromestained blood cells is useful in the practice of clinical testing.
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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 October 27, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 27, 2009.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 4, 1987
GrantedOctober 27, 1992
Term endedOctober 27, 2009
Patent numberCA 1309326 C
Classification (IPC)G01N33/49 +2 more
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.