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USPTO Designates Precedential Decision on Obviousness-Type Double Patenting

The USPTO designated an Appeals Review Panel decision in Ex parte Baurin as precedential. The decision reinstated an examiner's rejection based on obviousness-type double patenting and discussed policy considerations surrounding the doctrine.

Published: August 6, 2026 · Source: United States Patent and Trademark Office (USPTO)
USPTO patent news — precedential decision on obviousness-type double patenting

News brief

What happened

The USPTO designated an Appeals Review Panel decision in Ex parte Baurin as precedential. The decision reinstated an examiner's rejection based on obviousness-type double patenting and discussed policy considerations surrounding the doctrine.

Read the original source: United States Patent and Trademark Office (USPTO)

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Why it matters

Developments in prosecution standards can affect patent strategy, claim drafting and continuation practice. Companies with significant U.S. patent portfolios should monitor precedential decisions because they can influence how prosecution risks and portfolio strategies are evaluated.

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