Lid element
CA 2474866 A1 · Owner: Key, Goeran · Inventors: Key, Goeran; Brinkmann, Uwe; Schreiber, Sabine
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a lid element that is placed on cell culture vessels in which cells are stored in a liquid medium. The aim of the invention is to provide a lid element which allows to determine the metabolic activities of cells contained in the cell culture vessels by optical measuring methods and , which is easy to handle. According to the invention the lid element which is , placed on the cell culture vessels is provided with light-carrying elements that project into the interior of cavities of the cell vessel when the lid element is placed on the vessel. At least one optically sensitive layer is configured on a front face and/or on the outer periphery of the light-carrying …
Read the whole patent
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
- Filed January 24, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 24, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 24, 2025.
- 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.