Syringe device for physiological fluid sampling
CA 1183021 A · Owner: Tyco Group S.A.R.L. · Inventors: Snyder, Michael H.; Marzolf, Willis L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention relates to a device for collecting a sample of physiological fluid such as a blood sample so that subsequent analysis may be made for diagnostic purposes. In many such applications including blood pH and, blood gas analysis it is desirable that the sample be taken in a manner wherein potentially contaminating gases contained in the device are removed while the sample is taken. The present invention incorporates structure to vent unwanted gases and at the same time is configured to be adaptable for use with various analytical laboratory machines in order to avoid the necessity of transferring the sample from one container to another prior to analysis. Accordingly, the sampling …
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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 February 26, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 26, 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.