Hose coupling and method of manufacture
CA 2320397 A1 · Owner: Dayco Products, Llc · Inventors: Assenheimer, Kevin C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A flexible elastomeric fluid conveying hose which includes a rigid coupling having, a member extending partially into the hose body. A stress relief member in , the form of, a helical spring, is mounted directly on the coupling member and also inserted into the, body to prevent kinking or collapsing of the hose.
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 September 22, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 22, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 22, 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.