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Breaking Patents, Daniel R. Cahoy

Michigan Journal of International Law

In the 1970s and 1980s, the Boeing aircraft company worked to address the rising cost of jet fuel by inventing lighter metal alloys for use in aerospace materials. Among its discoveries was a method of producing aluminum-lithium alloys with high "fracture toughness," and in 1989, Boeing received a patent for the process. Five years later, another aerospace company working as a National Aeronautics and Space Administration (NASA) contractor, Lockheed Martin, was attempting to solve a similar problem related to materials used in the space shuttle. Lighter materials were necessary for future shuttle missions to transport components of the International Space …