Oxygen getter and method for forming it
CA 2491719 A1 · Owner: Catchpole, Stephen John · Inventors: Casci, John Leonello; Catchpole, Stephen John
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An oxygen getter for use in electronic apparatus and the like comprises a readily oxidisable metal or metal compound such as copper cobalt or nickel , supported on a solid support such as alumina silica, titania, zirconia or a , zeolite. The getter is realized by depositing a metal compound in a gaseous stream.
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 July 11, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 11, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 11, 2025.
- 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.