Defending Against Patents

The MPL grants a limited license to the Initial Developer's and Contributors' patents. But what is the MPL's response if a third party asserts its patents against an Initial Developer or Contributor?

The MPL handles this in various ways. First, the Initial Developer or any Contributor who learns about such a third party patent claim has an obligation to inform all subsequent licensees:

If Contributor has knowledge that a license under a third party's intellectual property rights is required to exercise the rights granted by such Contributor under Sections 2.1 or 2.2, Contributor must include a text file with the Source Code distribution titled “LEGAL” which describes the claim and the party making the claim in sufficient ...

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