Ostrolenk Faber LLP

About Ostrolenk Faber LLP

Ostrolenk Faber LLP is an intellectual property law firm whose work covers patents, trademarks, and copyrights in domestic and international matters. Its services include procuring rights, counseling clients, litigating disputes, and managing patent and trademark portfolios. The firm also handles challenges before national agencies and, through an affiliated firm abroad, before foreign bodies. Its clients reportedly range from large corporations to individual inventors, operating in fields such as consumer electronics, luxury goods, entertainment, pharmaceuticals, and industrial products.

The firm's own contact page lists a New York office at 270 Madison Avenue, and its history page states that it has attorneys and offices in New York City and Washington, D.C. Other directories list Manhattan addresses at 845 Third Avenue and 1180 Avenue of the Americas. The firm traces its origins to the late 1920s, when Samuel Ostrolenk opened a practice in Washington, D.C., before moving it to New York. The partners formalized the name Ostrolenk & Faber in 1948.

Organization profile based on its official website and public sources (reviewed October 30, 2026). Attorney list from the New York State Unified Court System registration data. Not affiliated with Ostrolenk Faber LLP.

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