Shockwave Medical Stock Falls After Two Patents Ruled Invalid

Shares of cardiovascular-health company Shockwave Medical (NASDAQ: SWAV) fell on Thursday after the Patent Trial and Appeal Board ruled that two of its patents are invalid. The stock ended the day 6% lower. But it had dropped 11% earlier in the day.

Shockwave has been issued 40 U.S. patents so far, and shareholders would like to see it keep all of them. The more it can distinguish itself with proprietary solutions, the better its chances to continue beating the market as it's done since it went public.

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Source Fool.com