
This is an issue I don't recall having seen before. In VTT Technical Research Centre of Finland Ltd. v. Teledyne Flir, LLC, C.A. No. 25-348 (D. Del.), the plaintiff filed a pretty typical-looking patent complaint, where it alleged infringement of its patent by the defendant's products.
The complaint, however, relied on an allegation that the product was marked as practicing a particular patent, and that figure 2A of that patent showed a circuit that infringed on the plaintiff's patent:
According to VTT, the figure (“Figure 2A”) [of the defendant's own patent] depicts the allegedly infringing functionality. . . . In the complaint, VTT alleges on information …