Patterning method
CA 2449358 A1 · Owner: Damerell, William Norman · Inventors: Fixter, Gregory Peter Wade; Damerell, William Norman; Johnson, Daniel Robert
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of preparing a substrate material such that it is capable of sponsoring a catalytic reaction over a pre-determined area of its surface comprising coating some or all of the substrate material with a catalytic material which is capable, once the coated substrate material with a catalytic reaction environment, of sponsoring a catalytic reaction over the coated areas of the substrate wherein the catalytic material is printed onto the substrate by a pattern transfer mechanism.
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 23, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 23, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 23, 2024.
- 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.