The days are over when technology can be advanced in laboratories by individual scientists alone. Now you need an army of lawyers to negotiate the hazardous terrain of interlocking patents. Unless we find a solution to the problem of interlocking patents, the patent system may actually impede the very innovation it was designed to encourage.

Ch. 6, The tyranny of interlocking patents, p. 128 - Bad Samaritans: The Myth of Free Trade and the Secret History of Capitalism (2008)