How to Count Patents and Value Intellectual Property: Uses of Patent Renewal and Application Data
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https://www.nber.org/papers/w5741
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资源简介：
Patent counts are very imperfect measures of innovative output. This paper discusses how additional data-the number of years a patent is renewed and the number of countries in which protection for the same invention is sought - can be used to improve on counts in studies which require a measure of
专利数量是衡量创新产出的极不完善指标。本文探讨了如何利用额外数据——即专利续展年限与为同一发明寻求专利保护的国家数量——来优化需要采用创新产出衡量指标的相关研究中的专利数量统计。
提供机构：
美国国家经济研究局
创建时间：
1996-09-01
