End cap for dispensing and spraying liquid pharmaceutical products
CA 2370386 A1 · Owner: Leuliet, David · Inventors: Leuliet, David; Bougamont, Jean-Louis; Hennemann, Pascal
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns an end cap for dispensing liquid pharmaceutical products in a container, comprising a tubular element (1) provided at a first free end (1a) of a spray nozzle (3), and at its second end (1b) a rotary , connection (11) linking the inner discharge conduit (20) with a push-button (2) designed to be mounted on top of a tapping member mounted on said container, said rotary connection (11) consisting of a slide valve comprising a cylindrical cavity (21) arranged on said push-button (2) communicating with the inner discharge conduit (20) and wherein is urged to be fitted contiguously and in rotation, the second end (1b) of the tubular element (1) which is provided with …
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 May 5, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 5, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 5, 2022.
- 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.