Metal detector with reliable identification of ferrous and non-ferrous metals in soils with varying mineral content

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Listed from its IP Australia record in Patent Yard's archive of Australian patents past their term. Its claims, description and drawings are in the AusPat record and on Google Patents, and the Claude kit works from them.

Why it's free to use

• Filed April 19, 2010. An Australian innovation patent lasts at most 8 years from its date of patent, at most a year after this filing, so it ended by April 19, 2019.
• We check Australian rights only. A patent in its family in another country could still be in force.