Author Archives: Warren Woessner

Athena v. Mayo Part II – Iancu v. The Federal Circuit(?)

The 2019 Revised Subject Matter Eligibility Guidance published on January 7th purported to revise the procedures for determining whether a patent claim or patent application claim is “directed to a judicial exception (laws of nature, natural phenomena, and abstract ideas) … Continue reading

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Mayo Wins in Another s. 101 Appeal – Discovery of a Useful Natural Correlation is not Patent Eligible

By now, once you see the claim, I would not be surprised if any of my loyal readers could not predict how it would fare at the Fed. Circuit. However, this is a worthwhile decision to review, particularly since the … Continue reading

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Barry v. Medtronic – Be Careful What You Use and Sell!

In my last post, I discussed the Supreme Court’s opinion in Helsinn Healthcare v. Teva Pharms., holding Helsinn’s patent on a drug was invalid on the basis that Helsinn’s semi-secret sale of the drug to a marketing partner triggered the … Continue reading

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Supreme Court Rules That “Secret Sales” Can Qualify as Prior Art

Pre-AIA, 35 USC 102(b) stated that a person is entitled to a patent unless “the invention was patented or described in a printed publication… or in public use or on sale in the country, more than one year prior to … Continue reading

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