Tag Archives: Enablement

PTAB Declines to Institute IPR on Immersion’s Indefinite Means Plus Function Claims

Petitioners are finding themselves caught in a Catch-22.  The PTAB declares claims too indefinite under Section 112 to construe, but then declines to address the patentabilty of the claims.  Section 112 deficiencies are not grounds to challenge a patent in an IPR, but the PTAB has authority to find such deficiencies. Recently, the PTAB decided … Continue Reading

Squeezing the ‘Antibody Exception’ to Written Description into a Corner

The PTAB has continued the trend of pushing the -“antibody exception” to written description into an ever-smaller corner. Claims to methods of using antibodies that bind Siglec-15 to impair osteoclast differentiation and inhibit bone resorption were deprived of priority because the parent application failed to disclose the “antigenic regions useful for generating antibodies having the … Continue Reading
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