Cell culture plate with a system for lateral diffusion of molecules through a barrier membrane
CA 2123586 A1 · Owner: Universidade De Santiago De Compostela · Inventors: Martinez Ubeira, Florencio
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A cell culture plate with a system for lateral diffusion of molecules across a barrier membrane (Figure 1), comprising a base consisting of two or more flat-bottomed open-topped w?lls, denominated the reservoir wells each containing one or more wells of, smaller ??? (dif???? w?lls) likewise open-topped and sharing the same flat base characterized in that each of the the diffusion w?lls communicates with the larger homologu? which houses it via one or several slits located in the lateral wall(s) of the diffusion well(s) and in that each slit is covered by a semipermeable membrane that permits the passage of soluble substances while retaining insoluble particles and cells; and a removable …
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 September 14, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 14, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 14, 2015.
- 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.