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Patent Eligible Inventions After Bilski: History And Theory, Joshua Sarnoff

College of Law Faculty

The U.S. Supreme Court has continued to require that patentable subject matter eligibility determinations under Section 101 be made by reference to three historic, categorical exclusions, for scientific principles, natural phenomena, and abstract ideas, which must be treated as if already known even when newly discovered by the applicant. Various thoughtful scholars have alternatively urged that these exclusions from the patent system should be viewed restrictively or that eligibility decisions should be avoided. But these scholars underappreciate the benefits of categorical exclusions and particularly of treating them as if they were already known prior art, and in any event the …