Summary
WOLFSON Microelectronics has won a significant first round in its patent battle with US-based Cirrus Logic, but the good news failed to lift shares in the Scottish semiconductor specialist.
Edinburgh-based Wolfson - which has been dogged by patent infringement complaints from Cirrus since the Scottish firm's flotation in October 2000 - said an initial determination by the International Trade Commission had found that claims by Cirrus over its "928" patent were unenforcable.See the full content of this document
Extract
Wolfson Scores First Win in Battle with Cirrus Logic
The 928 was the most important of the two patents claimed by Cirrus, as it involved about...
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