Dispensing device
CA 2056977 A1 · Owner: Pellerin, Michel M. · Inventors: Pellerin, Michel M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A dispensing device, which made be fitted in place of a lid on the mouth of a jar of coffee or other granular material, allows dispensing of the material in measured amounts. The device has a cylindrical body which houses a rotor with a series of compartments. The volume of the compartments may be adjusted by the installation of one or more inserts into those compartments. The rotor is rotated by means of a handle which connects to an axle holding the rotor within the cylindrical body. After installation of the device on a jar mouth, the jar and device may be inverted such that both rest on a planar surface of the device. Almost one-half of the rotor may extend into the jar mouth allowing a …
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 December 4, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 4, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 4, 2013.
- 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.