Set for flask closure
CA 2238131 A1 · Owner: Dinand, Pierre · Inventors: Dinand, Pierre
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Set for flask closure, being this a spraying flask comprising three, parts, namely: a shoulder (1) a collar (18) and a lid (9), and meant to enclose, a spraying valve, the shoulder (1) of the set leaning directly against the upper, flask portion and solidarity linked to the collar (18) which is articulated , to the, lid (9) enclosing the spraying system valve and which exhibits a rotation, movement through a limited circle arch so that when in the closed position, the aperture (38) of the spraying valve is covered and when in the opened, position, allows the valve operation; in which the shoulder (1) has an oval section and a body (3) exhibiting a pendant peripheral skirt (2), and which …
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 20, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 20, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 20, 2020.
- 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.