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Canadian application, no grantCanada

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

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract 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 …

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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

  • 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.
FiledSeptember 14, 1993
GrantedNo grant recorded
Term endedSeptember 14, 2013
Patent numberCA 2123586 A1
Classification (IPC)C12M3/06 +2 more

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedSep 14, 1993Term endedSep 14, 2013

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.