Time in Purgatory: Determinants of the Grant Lag for U.S. Patent Applications
收藏NBER2003-03-01 更新2025-01-04 收录
下载链接：
https://www.nber.org/papers/w9518
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资源简介：
The impacts of two recent changes in US patent policy depend on the length of time it takes for an invention to go through the examination process. Concerns over the distributional effects of these changes were expressed during policy debates. We use data on U.S. patent applications and grants to
提供机构：
美国国家经济研究局
创建时间：
2003-03-01
