Under the new guidance, if a motion to amend meets obligations of the statute and rules, such as a showing of written support and a narrowing of claims, the Board will analyze amended claims under the same framework applied to original claims, that is, whether they are
patentable over the prior art of record.
From a common sense perspective, the public would expect that if Lilly has based their new patent on new
advantages over the prior art, then they should be held to demonstrating or predicting such advantages.
The case was successfully settled shortly after Mr. Randall obtained an expert report from the author of several key prior art references and damaging testimony from the inventors concerning the patentability of the asserted
patent over that prior art.
Thus, many patent owners opt to file preliminary statements arguing that no basis for review exists by distinguishing the
claims over the prior art.
If a defendant in a patent case advocates a broad claim construction, the agenda is, as it is in this case, invalidation: for a broad patent it's easier to find prior art, or to argue
obviousness over prior art.
As the commissioner will look to the specification to interpret the claims, applicants should consider drafting specifications and claims in a manner that describes a technical solution to a technical problem in addition to presenting the manner in which the invention is an
improvement over the prior art.
In a set of five separate opinions spanning over 140 pages, the appeals court rejected the current PTAB requirement that the patent owner bears the entire burden of proving that proposed amended claims are
patentable over the prior art.