Device for packaging and treating bactericide for contact lenses
CA 2328317 A1 · Owner: Rexam Sofab · Inventors: Hennemann, Pascal; Bougamont, Jean-Louis; Leuliet, David
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a device for packaging and treating bactericide for contact lenses (L) characterised in that it comprises: a housing (1) provided with at least one cavity (10) wherein is housed a support element (11) having bactericidal activity whereof the outer surface (11a) has a curvature adapted to that of the lenses; and at least a cover (2) for covering said cavity (10) and whereof the inner surface is provided with at least an insert (20) capable of being engaged in guided manner into the cavity (10) and wherein is housed a wedge element (21) having bactericidal activity whereof the outer surface (21a) has a curvature matching that of the support element (11) so as to …
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 April 13, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 13, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 13, 2021.
- 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.