Patents do expire, but smart companies do not rely on a single filing to stay protected. Here's what you need to know.

Key Takeaway: A recent Ninth Circuit decision in C.R. Bard v. Atrium reinforces the long-standing Brulotte rule against post-expiration patent royalties but clarifies that courts should assess this ...

Expired patents may be eligible for reexamination. Owner’s options during reexamination of an expired patent are severely limited. Similar to reexamination practice, which has long allowed ...

The pharmaceutical industry’s looming ‘patent cliff’ is often framed as a Wall Street problem: Blockbuster drugs lose ...

The upcoming EpiPen patent expiration on 11 September 2025 sets the stage for a pivotal shift in the epinephrine delivery market. Mylan acquired the rights to the injector pen for treating ...

Merck & Co.’s heavy reliance on its cancer drug Keytruda, which accounts for nearly half of the company’s revenue, is raising investor concerns as the drug’s patent expiration approaches in 2028, The ...

Explore the U.S. patents Merck deploys to stymie competition and keep revenues for its blockbuster cancer drug flowing as ...