Author Archives: Warren Woessner

Allergan v. Sun – A Glidant Slips Past the Written Description Requirement

The most interesting part of this decision by the Fed. Cir. (No. 24- 1061, Aug. 13, 2024) is that the court was faced with an argument by Sun that Allergan’s claims in U.S. Pat. No.11,311,516 et al. are invalid as … Continue reading

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The Chisum Patent Academy Makes an Appearance in Cincinnati

When I was in law school, we had but one treatise to use, the weighty “Choate on Patents” (1973). A number of “horn books” have appeared since, including the authoritative “Chisum on Patents” and his wife’s weighty treatise “Mueller on … Continue reading

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Patent Office Releases Role of AI in Inventorship Determinations

In February, the PTO released “Inventorship Guidance for AI-assisted Inventions (89 CFR 10043) and noted that the Office will issue examples to assist in the examination of applications in accord with this Guidance. I recently finished reading and annotating the … Continue reading

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Is the Patent Eligibility Act a Panacea for Claims to Diagnostics?

On January 23, the Subcommittee on Intellectual Property held a hearing in which the members of the committee heard testimony about the Patent Eligibility Restoration Act (PERA) introduced by Senators Coons and Tillis. I have considered case law directed to … Continue reading

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