This blog has previously discussed the effect of several different types of estoppel. See, e.g., Estoppel Estopped for Remanded Claims, Reminder: Estoppel May Not Preclude Prior-Art Systems, and PGR ...

When thinking about estoppel and the PTAB, the § 315(e) estoppels—relating to grounds a petitioner raised or reasonably could have raised—are likely the first to come to mind. However, other types of ...

In-house counsel say that while PGRs offer several advantages over other PTAB post-grant proceedings, they cost more, require more organisation and severely limit further litigation A potential surge ...

THE concept of separate legal personality of corporations is foundational in corporate law. A company, upon proper incorporation, acquires a juridical personality distinct from its stockholders and ...