Runner for injection molding
CA 2354319 A1 · Owner: Vogliano, Robert Henry · Inventors: Vogliano, Robert Henry; White, John Richard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention is directed to the structure of an inline runner for injection, molding which uniformly increases the temperature of the injected compound as the, compound flows from the injection port to single or multiple drop gates at the entrance to, single or multiple injection mold cavities. The inline runner has two opposing series of, parallel channels formed into the runner for the purpose of mixing the compound as it, flows through the runner.
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 July 26, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 26, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 26, 2023.
- 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.