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The Disputed Quality Of Software Patents, John R. Allison, Ronald J. Mann Jan 2007

The Disputed Quality Of Software Patents, John R. Allison, Ronald J. Mann

Faculty Scholarship

We analyze the characteristics of the patents held by firms in the software industry. Unlike prior researchers, we rely on the examination of individual patents to determine which patents involve software inventions. This method of identifying the relevant patents is more laborious than the methods that previous scholars have used, but it produces a data set from which we can learn more about the role of patents in the software industry. In general, we find that patents the computer technology firms obtain on software inventions have more prior art references, claims, and forward citations than the patents that the same ...