In general, the "lifespan" of a patent will be 20 years from the priority date.
This, however, is a very general rule. Individual rules on the lifespan of patents can be found in the following WIPO document:
In general, the "lifespan" of a patent will be 20 years from the priority date.
This, however, is a very general rule. Individual rules on the lifespan of patents can be found in the following WIPO document:
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