Patent cliff

The term patent cliff refers to the phenomenon of patent expiration dates and an abrupt drop in sales that follows for a group of products capturing high percentage of a market. Usually, these phenomena are noticed when they affect blockbuster products—a blockbuster product in the pharmaceutical industry, for example, is defined as a product with sales exceeding 1 billion USD per year.

单词	Patent cliff
释义	Patent cliff 英语百科 Patent cliff The term patent cliff refers to the phenomenon of patent expiration dates and an abrupt drop in sales that follows for a group of products capturing high percentage of a market. Usually, these phenomena are noticed when they affect blockbuster products—a blockbuster product in the pharmaceutical industry, for example, is defined as a product with sales exceeding 1 billion USD per year.
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