International IP

The firm has an extensive network of partners in jurisdictions throughout the world with whom it works to both procure and enforce clients’ intellectual property rights. The firm serves as lead counsel for prosecution of patent and trademark applications in jurisdictions such as China, the European Union, Japan, Korea, Brazil, and the Middle East, amongst others.

Additionally, the firm works with its international partners in administrative and litigation proceedings with regard to intellectual property. Attorneys with the firm serve as lead counsel in both patent and trademark opposition and cancellation proceedings, as well as counseling its clients and foreign associates through litigation. The firm also has extensive experience guiding litigation in China, one of the world’s intellectual property and infringement hotbeds.

The firm also prosecutes international intellectual property applications under the Patent Cooperation Treaty for patents, the Hague Agreement for designs, and the Madrid Protocol for trademarks, which can result in savings for its clients.

Contact Info

Business Phone:
1 (805) 373-0060

Business Email:


Koppel Patrick Heybl & Philpott
2815 Townsgate Rd., Suite 215
Westlake Village, CA 91361