Mr Yar Chaikovsky > Paul Hastings LLP > Palo Alto, United States > Lawyer Profile

Paul Hastings LLP
PALO ALTO, CA 94304-1106
United States

Work Department



Yar R. Chaikovsky is Global Co-chair of the Intellectual Property practice at Paul Hastings and is based in the firm’s Palo Alto office. He oversees the firm’s 100-plus lawyer IP practice. He serves as lead trial counsel for some of the most preeminent global technology companies in their most important matters. Throughout his career, Mr. Chaikovsky has won jury trials and ITC hearings in addition to obtaining summary judgments and summary determinations. This success has led him to be accepted as a Fellow of the Litigation Counsel of America and to be praised by numerous leading publications as one of the nation’s top patent trial lawyers. Mr. Chaikovsky was Yahoo!’s first head patent counsel. Before practicing law, he was an engineer in the missile systems defense department of Hughes Aircraft Company.


Lawyer Rankings

United States > Dispute resolution > Appellate: courts of appeals / Appellate: supreme courts (states and federal)

Paul Hastings LLP has a core strength in appeals involving constitutional law issues, an area where Stephen Kinnaird is a go-to advisor. Kinnaird leads the appellate group in Washington DC, which is also prominent in the patent litigation space thanks in part to the experience of Naveen Modi and Joseph Palys. Away from the nation’s capital, though still in the area of IP, Palo-Alto-based Yar Chaikovsky handles appeals for a mix of tech sector clients. The team on the West Coast is also known for its work in precedent-setting employment appeals. San Francisco-based labor law expert Paul Cane is the key figure in this space.

United States > Intellectual property > Patents: litigation (International Trade Commission)

Paul Hastings LLP is particularly adept at disputes requiring ITC and federal court expertise. The group acts for respondents and complainants, regularly taking on high-stakes competitor matters in a broad range of sectors, including the medical device and technology sectors. Led by the Palo Alto-based Yar Chaikovsky and the New York-based Bruce Wexler as the joint global chairs of IP, the team also includes key ITC practitioners Blair Jacobs and Christina Ondrick in Washington DC as well as Philip Ou, based in Palo Alto and partner since February 2019. In addition to the firm’s bi-coastal presence in the US, the firm also offers an international footprint, with the Tokyo office being of particular strategic importance for matters involving Japanese clients.

United States > Intellectual property > Patents: litigation (full coverage)

Paul Hastings LLP is particularly well versed in extensive patent disputes, often featuring cross-border issues. Life sciences and pharmaceutical litigation is at the heart of the practice, including biotech disputes, but the group also counts many major technology, telecommunications and financial services companies among its clients. With the practice’s additional strength in post-grant proceedings before the PTAB, including inter partes reviews, post-grant reviews and covered business method reviews, and the group’s growing ITC practice, the firm is well equipped to assist with high-stakes matters. In the US, the key offices are in Palo Alto, where Yar Chaikovsky is based; New York with Bruce Wexler; Washington DC, where Naveen Modi is based; Chicago, the home turf of Robert Unikel; San Diego and San Francisco. Chaikovsky, Wexler, Modi, and Eric Dittmann share the lead of the practice. Thanks to the firm’s international footprint, the group can form cross-border teams, for example with colleagues from the Tokyo office. Palo Alto’s Philip Ou made partner in February 2019.