Presumption of validity in Canadian patent law

Canadian patent law
Patentability
Patentable subject-matter Novelty Non-obviousness Utility Sufficiency of disclosure Presumption of validity
Infringement
Patent infringement Defences and remedies
Legal texts
Patent Act Manual of Patent Office Practice (MOPOP)
Governmental organization
Canadian Intellectual Property Office (CIPO)
Categories
Canadian patent law Canadian patent case law
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The presumption of validity refers to the fact that, once a patent has been issued, the courts will presume that it is valid, unless there is evidence to the contrary.