Defining what the invention is not can be as important as defining what the invention is (T 0273/22, Chimeric antibodies/REGENERON)
http://ipkitten.blogspot.com/2023/11/defining-what-invention-is-not-can-be.html A recent Board of Appeal decision T 0273/22 related to a patent in the same family as that of the landmark UK Supreme Court decision Regeneron v Kymab. The Supreme Court decision related to whole range sufficiency. The Board of Appeal decision relates to the basis requirement for disclaimers. In particular, in this divisional... Continue reading