Not true, at least not for the CLR and the framework itself.<p>The crux of the Oracle v Google suit is basically, &quot;It&#x27;s Java, but it&#x27;s not <i>Java</i> Java.&quot;<p>If you take a look at the MS patent promise, the way it&#x27;s authored specifically <i>allows</i> for the very same kind of suit.<p><a href="https:&#x2F;&#x2F;github.com&#x2F;dotnet&#x2F;corefx&#x2F;blob&#x2F;master&#x2F;PATENTS.TXT" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;dotnet&#x2F;corefx&#x2F;blob&#x2F;master&#x2F;PATENTS.TXT</a>