Too many topics, too little time

A Stroll Through Patent History. Petra Moser, an M.I.T. assitant professor, has examined the historical relationship between patents and innovations and come to some surprising conclusions. By Teresa Riordan. [New York Times: Business] [A blog doesn't need a clever name]

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to me this speaks to issues of the transformation of patents from spurs to innovation to methods of preventing others innovations.