Method of making low-e coating using ceramic zinc inclusive target, and target used in same
CA 2593028 C · Owner: Seder, Thomas A. · Inventors: Seder, Thomas A.; Lu, Yiwei
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A ceramic target is used in sputter-depositing a contact layer adjacent an infrared (IR) reflecting layer in certain example embodiments. For example a , ZnOx ceramic target may be used in sputter-depositing a zinc oxide inclusive layer over and/or under a silver based IR reflecting layer in certain embodiments. In certain example embodiments the ceramic target may be doped , with a non-metal such as (F) and/or (B).
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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 January 10, 2006 and granted March 20, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 10, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
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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.