Is Live Testimony a Dead Issue at the PTAB?
A recent PTAB decision highlights the difficulty of persuading the Board to allow live testimony from an expert during post-grant proceedings. In IPR2017-00433, the PTAB denied patent owner Polaris In...
A recent PTAB decision highlights the difficulty of persuading the Board to allow live testimony from an expert during post-grant proceedings. In IPR2017-00433, the PTAB denied patent owner Polaris In...
(as published by Law360) What constitutes a prior art “printed publication” is a significant question in many patent validity challenges. The Federal Circuit has wrestled with the question since the c...
The 2018 Annual Review of U.S. Trademark Cases, co-authored by John L. Welch and titled “The Seventieth Year of Administration of the Lanham Act of 1946," appeared in the January-February issue of The...
The PTAB recently signaled a warning to petitioners about the dangers of third party submissions made during patent prosecution—even during prosecution of a separate but related patent. For patent hol...
(as published by Software Magazine)
A pair of recent PTAB institution decisions highlights that petitioners should be cautious when relying on prior art that was cited during the prosecution of the challenged patent. Pursuant to 35 U.S....
John L. Welch's article titled "TTAB grants motion for summary judgment as to fraud counterclaim" was published by World Trademark Review. Read more (subscription required).
Collateral estoppel, or issue preclusion, is the legal doctrine that bars a litigant from re-litigating in subsequent litigations an issue that it lost in an earlier litigation. The doctrine had been ...
Many things in life are better done with someone else: board games, dinner parties, road trips, riding tandem bicycles. However, according to the PTAB, there’s one particular area where it’s best to f...
Evidence of skepticism of others in an IPR can be used to support the patentability of claims in response to obviousness challenges—skepticism is a standard “objective indicia” or secondary considerat...
IPRs are often filed to challenge important patents – the same patents likely to be tested in litigation. In such circumstances, parties should pay careful attention when asserting arguments in the IP...
John L. Welch's article titled "TTAB cancels TAO VODKA registration" was published by World Trademark Review. Read more (subscription required).