Moser, Petra; Lampe, Ryan L. - National Bureau of Economic Research (NBER) - 2009
Members of a patent pool agree to use a set of patents as if they were jointly owned by all members and license them as … the first patent pool in U.S. history, the Sewing Machine Combination (1856-1877) to perform the first empirical test of … the effects of a patent pool on innovation. Contrary to theoretical predictions, the sewing machine pool appears to have …