Particulate material dispenser
CA 2431204 A1 · Owner: Stolz, Donald James · Inventors: Stolz, Donald James
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A dispenser for dispensing particulate matter includes a hollow elongate body having sidewalls extending between opposite first and second ends. First and second end seals, seal the first and second ends respectively. The first end seal has an orifice through which the, particular material when stored in the body, is dispensed. A baffle is mounted within the first, end, generally abutting against one side wall of the body. The baffle at least partially occludes, the orifice and forms a pocket between the orifice and the baffle. A convoluted dispensing, flow path is thereby formed for dispensing the particulate material from the body, around the, baffle and out of the dispenser through …
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 June 5, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 5, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 5, 2025.
- 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.