Moreover, the law does little to address the more basic problem of a patent system that has grown in expense for all kinds of companies that want to protect their ideas.

另外，法律没有解决专利体系存在一个更重要的问题：各类公司为保护自己的点子付出高昂的支出。

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One small firm, Sensaris, which makes wireless sensors to detect air pollution, has decided to make a filing under the international Patent Cooperation Treaty, which is a way of putting down a marker without the expense of a full patent application.

ECONOMIST: Europe's unwieldy patent regime

Moreover, the law does little to address the more basic problem of a patent system that has grown in expense for all kinds of companies that want to protect their ideas.

ECONOMIST: Intellectual property