Pressure relief system
CA 2287402 A1 · Owner: Fab Industries, L.L.C. · Inventors: Scott, Jeffrey D.; Scott, George T.; Vedder, Joshua C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A safety relief system for a CNG fuel supply of a vehicle includes first and second Type 4 cylindrical tanks, each having a shutoff valve at a first end, and an outlet at a second end of the tanks. First and second relief devices are, attached directly to the shutoff valve of the first and second tanks respectively. Two separate relief outlet lines are connected to the outlets of the tanks. A common relief line is located generally parallel to and lying between the first, and second tanks. The two separate relief lines are both connected to the common relief line. Third and fourth relief devices are connected to the common relief line. Each of the relief devices is constructed to relieve …
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 October 26, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 26, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 26, 2021.
- 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.