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Expired Canadian patentCanada

Catalytic deposition of metals in solid matrices

CA 1324338 C · Owner: E. I. Du Pont De Nemours And Company · Inventors: Levy, Moshe

CIPO record

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Abstract From the Canadian patent

Title, CATALYTIC DEPOSITION OF METALS, IN SOLID MATRICES Abstract of the Disclosure, A process for depositing metal in the form of an interlayer within a solid matrix. The process is characterized in the use of electroactive transfer agents to carry electrons from the cathode to the desired locus within the matrix where the metal cation (Mn+) is reduced to its zero-valent state. Also disclosed are composites of metallic-interlayercontaining matrices.

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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

  • Granted November 16, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 16, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 20, 1987
GrantedNovember 16, 1993
Term endedNovember 16, 2010
Patent numberCA 1324338 C
Classification (IPC)C25D5/56 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedAug 20, 1987Patent grantedNov 16, 1993Term endedNov 16, 2010

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.