Spa (hot tub) cover
CA 2114079 A1 · Owner: Gorcak, Victor · Inventors: Gorcak, Victor
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A lightweight, buoyant cover that fits over the opening of a spa consisting of an outer skin of two pieces of lightweight waterproof, material stitched together around a core consisting of light fibrous filler, material which has a low water absorptive quotient and a buoyancy layer of lightweight plastic embedded with air pockets. The outer skin has a flap reinforced with an extra layer of material which is shaped to overhang the edges of the spa opening, enhancing the heat seal. Together the outer skin and core are sufficiently light and buoyant to float on the spa water. There are a pair of capped drains each embedded the bottom half of the outer skin each near opposite corners so that, …
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 January 24, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 24, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 24, 2016.
- 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.