(@dorange)

2100 Patentability

Clarification of number of species to support a broad genus

MPEP 2163.03(V) states "An original claim may lack written description support when ... (2) a broad genus claim is presented but the disclosure only describes a narrow species with no evidence that the genus is contemplated. See Ariad Pharms., Inc. v. Eli Lilly & Co., 598 F.3d 1336, 1349-50 (Fed. Cir. 2010) (en banc)." Here, the use of the singular in "a narrow species" could suggest that this rejection is only allowed... more »

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