Electrophoresis apparatus with automatic multiple- sample applicator
CA 1094980 A · Owner: National Aeronautics And Space Administration · Inventors: Grunbaum, Benjamin W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An electrophoresis apparatus and a multiple-sample applicator therefor. Electrophoresis is a physical process in which electrically charged molecules and colloidal particles upon the application of a DC current, migrate along a gel or a membrane wetted with an electrolyte. If a membrane is used its middle section is kept in tension horizontally above an electrolyte tank, while the ends of the membrane hang down into the electrolyte. If a gel is used it is held in a tray, which is placed on a cooling plate and wicks make contact with, the electrolyte. The applicator coacts with the tank cover to permit an operator to either depress a single button to deposit multiple samples on the gel or …
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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 3, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 3, 1998.
- 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.