Assertion: patent | /r/CapableOf | last for 20 years
Facets:
value: from date
type: TEMPORAL
value: in canada
type: LOCATION
Source sentences:
text: In Canada, a patent lasts for 20 years from date that you file it.
text: A patent lasts for up to 20 years, depending on the country.
text: This patent lasts for 20 years from the filing date and then becomes a part of the public domain.
text: This patent lasts for 20 years and gives an inventor the right to exclude other people from asexually reproducing the plant, as well as using or selling the plant.
text: A patent lasts for up to 20 years, depending on the country.