Sterne, Kessler, Goldstein & Fox
Washington, D.C. IP law firm of 45+ years covering patent litigation and prosecution, trademark prosecution, PTAB proceedings and IP strategy, with an in-house AI development initiative.
Sterne, Kessler, Goldstein & Fox is a Washington, D.C.-based intellectual property law firm that has been in operation for more than 45 years. Its practice spans patent litigation, patent and trademark prosecution, proceedings before the Patent Trial and Appeal Board (PTAB), and wider IP strategy, helping clients protect, transfer and enforce their IP rights across a range of industries and technologies.
The firm's professional team combines attorneys with technical professionals holding scientific and engineering backgrounds, and its work pairs practical legal counsel with close attention to technical detail. Practice areas of particular focus include IP strategy and portfolio planning alongside patent and trademark prosecution and PTAB proceedings.
Sterne Kessler also develops its own technology for IP practice. Through Sterne Kessler Labs, an internal initiative, the firm's attorneys and engineers build and evaluate AI technology. One output is Patest Assist AI, a tool that supports patent specification drafting while keeping attorney judgment central and was designed with client privacy and data security in mind.
The firm maintains its presence in Washington, D.C., and describes its culture around multidisciplinary teams, the centrality of attorney judgment in the use of AI tools, and the adoption of internally developed tools to improve IP practice.