Inverted separation and transfer device, and process for using same
CA 1325386 C · Owner: Hamlin, Jack Allen · Inventors: Hamlin, Jack Allen
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract of the Disclosure A device and process for simultaneous separation and transfer utilizes an inverted device which holds a liquid to, be separated, above a collection cup. Preferably the separation comprises filtration. The separation and transfer occur without spillage or contamination of the liquid. The device and process are especially useful for the filtration of liquid samples prior to analysis via gas chromatography or high pressure liquid chromatography. - 26 -
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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 December 21, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 21, 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.