Will functional antibody inventions find new life in the US with mean-plus-function claims? (Ex parte Chamberlain, Appeal No. 2022-001944)
http://ipkitten.blogspot.com/2024/06/will-us-functional-antibody-inventions.html The decision from the USPTO Appeals Review Panel (ARP) in Ex parte Chamberlain, Appeal No. 2022-001944 reaches a remarkable conclusion on written description for a broad functional antibody claim. The ARP found that claim language defining an antibody as means-plus-function, specifically “means for binding a target”, was neither indefinite or lacking in... Continue reading