As we've mentioned, Judge Connolly uses a different system of patent contentions than the other District of Delaware judges. The other judges generally use the system set forth in the Default Standard, while Judge Connolly's approach is modeled after the more restrictive method used in the Northern District of California.
Because he uses a unique system, parties often wonder just how much (or how little) is needed to offer sufficient contentions in Judge Connolly's view.
Judge Connolly offered some insight on that point today, when he overruled a patentee's objections to an accused infringer's invalidity contentions. Here is one of the contentions at issue:
Claims 1, 2, and 4 of the ’489 patent are invalid under 35 U.S.C. § …