by applying it to analyze interactions between product-related patents and three other appropriability mechanisms. To … communications equipment company. As a result, we find the number of product-related patents to be complementary to the overall size … indications of a substitutive interaction with lead time advantages. Hence, the effectiveness of patents seems to be leveraged by …

This study investigates empirically whether patents can be signals to financial markets, thus reducing problems of … that a less ‘applicant friendly’ patenting system increases the credibility of patents as signals and their value for IPO …

returns by technology and cumulative patent value. While the returns earned by most patents dissipate rapidly, high valued … patents tend to receive significant returns through the latter part of the patent term. These high valued patents which … selectively renew the subset of high valued patents. …

The valuation of patents is an important, albeit challenging task. Extant research to identify patent value indicators … time to directly observe patent's private value. One of the most prominent market places for patents is Ocean Tomo, a …

Transaction costs and contracting problems associated with proliferation of patents may have a negative impact on … larger, more R&D intensive, and had more patents than the corresponding median firm. After controlling for firm …

(BioPat) containing patents in the field of biofuels selected using appropriate keywords and classified according to the …