Method of installing a tank liner
CA 2311229 A1 · Owner: Mocoat Services '98 Ltd. · Inventors: Heath, Brian
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of installing a tank liner in a tank the method comprising the steps , of:, A) adhering a backing sheet to a liquid permeable sheet with an adhesive to form a first, panel outside of the tank; B) placing the first panel within the tank against a wall of the, tank, with the liquid permeable sheet between the tank wall and the backing sheet; and, C) laying up fiber reinforced plastic onto the backing sheet inside of the tank to create a, tank liner inside the tank. A tank liner formed of plural panels sealed together to form, an encircling wall and an end wall each panel comprising: a liquid permeable sheet; a, fabric sheet adhered to the liquid permeable mesh sheet on one side …
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 9, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 9, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 9, 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.