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We explore the tail of patented invention value distributions by using value estimates obtained directly from patent … holders. The paper focuses on those full-term German patents of the application year 1977 which were held by West German and U ….S. residents. The most valuable patents in our data account for a large fraction of the cumulative value over all observations …
Persistent link: https://www.econbiz.de/10011440960
We study the prevalence and traits of global collaborative patents for U.S. public companies, where the inventor team … is located both within and outside of the United States. Collaborative patents are frequently observed when a corporation … is weak. We also connect collaborative patents to the ethnic composition of the firm's U.S. inventors and cross …
Persistent link: https://www.econbiz.de/10011561206
Biographical information on a sample of renowned U.S. inventors is combined with information on the patents they … enforce tradable assets in new technological knowledge. By facilitating access to such markets in technology, patents enhanced …
Persistent link: https://www.econbiz.de/10011451502
Biographical information on a sample of renowned U.S. inventors is combined with information on the patents they … enforce tradable assets in new technological knowledge. By facilitating access to such markets in technology, patents enhanced …
Persistent link: https://www.econbiz.de/10013318944
Patent protection was introduced for plant biotechnology in the United States in 1985, and it affected crops differentially depending on their reproductive structures. Exploiting this unique feature of plant physiology and a new dataset of crop-specific technology development, I find that the...
Persistent link: https://www.econbiz.de/10013212210
Biographical information on a sample of renowned U.S. inventors is combined with information on the patents they … enforce tradable assets in new technological knowledge. By facilitating access to such markets in technology, patents enhanced …
Persistent link: https://www.econbiz.de/10002467752
Persistent link: https://www.econbiz.de/10011814858
Persistent link: https://www.econbiz.de/10011975791
Persistent link: https://www.econbiz.de/10013191349
innovation model. We show that pre-grant publication of patents lead to fewer applications and fewer inventions, but it raises … welfare as well. -- R&D ; patents ; patent systems ; pre-grant patent publication ; patenting decision ; spillover ; consumer …
Persistent link: https://www.econbiz.de/10003742962