Static-electricity proof tile
CA 2487311 A1 · Owner: Lee, Moon Soo · Inventors: Lee, Moon Soo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a static-proof tile utilizing carbon. The static-proof tile comprises : a tile substrate made form synthetic resin; a color-printed film made from synthetic resin and attached to an upper surface of the tile substrate; a transparent film made from synthetic resin and attached to an upper surface of the color-printed film; and a carbon film disposed between the tile substrate and the color-printed film the carbon film having a , thickness smaller than that of the tile substrate. The static-proof tile has a high surface stiffness, can prevent the carbon from being detached from a surface thereof, has a uniform static-proof effect can be manufactured at a , small cost, and …
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 May 13, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 13, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 13, 2025.
- 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.