if we can’t figure out what a claim is, you know, I think that gives us the authority to enter [a] patentability determination with respect to the claim[.] .

, the Board noted that two challenged claims failed to comply with 112 ¶ 4 (requiring dependent claims “contain a reference to a claim previously set forth”). further limit the subject matter of the claim from which they depend.” IPR2013-00172, No.

One of the most commonly sought and applied defenses are patent invalidation.

Late on the afternoon of Monday, March 29, 2010, Judge Robert W.

Patent invalidation/validation searches are performed to assess the validity of a granted patent.

In general, an invalidation search is sought by companies sued for infringing a granted patent claim(s), and a validation search is sought by an entity/individual before suing an infringer to assess the patent’s validity.