Automated sampler-injector apparatus and method for sampling a quantity of sample and testing portions of said quantity
CA 1312480 C · Owner: Baldwyn, Einar D.N. · Inventors: Baldwyn, Einar D.N.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An automated sampler-injector apparatus and method of sampling, for taking samples from multiple sources and repetitively injecting small portions of a quantity sampled from a single source into a liquid chromatograph column for analysis. The apparatus comprises a syringe means and injector tube forming a syringe loop for drawing a quantity of sample from a sample container. Carousel means for positioning a selected sample container beneath the syringe loop is provided, and an injector valve having a sample loop therein is further provided for receiving portions of a quantity of sample from the syringe loop and retaining such portion in the sample loop and further transferring the portion …
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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 January 12, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 12, 2010.
- 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.