Electroplating process
CA 1294425 C · Owner: Olin Hunt Sub Iii Corp. · Inventors: Pismennaya, Galina; Minten, Karl Leonard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A liquid dispersion suitable for use in enhancing the electroplating of a non-conducting surface comprised of:, (a) carbon black particles having an average particle size of less than about 3.0, microns in said dispersion; (b) an effective dispersing amount of a surfactant which is compatible with said, carbon black; (c) a sufficient amount of at least one alkaline hydroxide to raise the pH of said liquid dispersion in the range from about 10 to 14; and, (d) liquid dispersing medium wherein the, amount of carbon black is sufficient to coat substantially all of said non-, conducting surface and is less than about 4% by weight of said liquid dispersion and wherein said liquid dispersion …
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
- Granted January 21, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 21, 2009.
- 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.