Washington
How Bilski v. Kappos applies in Washington: state-specific rules, key cases, and bar exam notes for Intellectual Property—Patent Law.
Washington courts generally align with federal interpretations of patent eligibility, particularly following the framework established in Bilski v. Kappos. However, Washington also emphasizes a contextual approach to business method patents, focused on the practical application of abstract ideas in specific industries.
In Washington, a patent is not eligible if it claims an abstract idea without a practical application or is considered a mere business method.
The Federal Circuit upheld the definition of patentable subject matter, setting precedent that influenced Washington cases dealing with business methods.
The Supreme Court affirmed the necessity of clear and convincing evidence for invalidating issued patents, which aligns with the principles of patent eligibility set forth in Bilski.
The Washington court ruled against patenting a method of tracking time which was deemed too abstract, echoing Bilski's criteria for patent eligibility.
Washington’s approach is generally consistent with the federal standard established in Bilski, which denies patentability for abstract ideas lacking a specific application. However, state courts may apply additional scrutiny based on local industry practices and the functionality of the claimed patents.
Candidates should be familiar with Bilski v. Kappos as it is pertinent to understanding patent eligibility standards, especially regarding business methods, which may appear in bar exam questions.