Electroless plating method
CA 2046882 A1 · Owner: Sankei Giken Kogyo Kabushiki Kaisya · Inventors: Takagi, Kaneyuki; Yago, Masayuki; Yoshikawa, Syuji
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention relates to a novel electroless plating method which requires no pre-treatment step for the surface-corrosion on the surface to be plated, wherein a metal layer is formed by applying onto the, surface to be plated, a solution of a composition consisting of a styrene type elastomer used generally as a component for the hot melt type adhesive agent, or the styrene type elastomer and a stickiness imparting resin of a molecular structure similar to that of the elastomer; drying the solution as applied; and effecting the electroless plating on the coated film thus obtained, the method being able to substitute the conventional electroless plating as an advance step of the …
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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 December 20, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 20, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 20, 2012.
- 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.