Chris Z. Liu
Chris Z. Liu is a Director in Fennemore’s Intellectual Property practice group. He helps businesses, particularly in the technology sector, with patent litigation, patent prosecution, IP counselling, IP transactions, IP enforcement for MNC’s, export control, and various IP regulatory issues.
With extensive experience in district court litigations, inter partes reviews, ITC-337, Federal Circuit appeals, cross-border trade secret litigations, export control, and data security, Chris covers a broad range of technology areas, including semiconductor, 3G/4G/5G SEP, GPS navigation, medical devices, medical imaging, data encryption, electro-optic materials, MEMS, LED and control circuitry, tunable laser and devices, clean energy, and nuclear fusion.
Before joining Fennemore, Chris advised U.S. and international clients from the Washington, D.C. and global offices of leading international law firms, where he litigated patent matters before federal district courts, the Patent Trial and Appeal Board, and the U.S. International Trade Commission, and counseled clients on U.S. and global IP strategies. Before becoming an attorney, he conducted advanced research in high-energy particle physics at Fermilab and intracranial electroencephalography (iEEG) brain function research at Harvard Medical School and Boston Children’s Hospital.
Education
- J.D., The George Washington University Law School
- M.S./Ph.D. Candidate, Brandeis University, Department of Physics, Volen National Center for Complex Systems
- M.S., University of Massachusetts, Amherst, Department of Electrical and Computer Engineering
- B.S., University of Science and Technology of China, Department of Modern Physics
Areas Of Practice
Other Experience
- Patent Litigation
- ITC-337
- PTAB Proceedings
- Patent Prosecution and Counseling
- Artificial Intelligence
- Export Control
- Data Security
Representative Matters
ITC-337
- Represented a large e-cigarette company in an ITC-337 investigation regarding certain tobacco heating articles and components thereof.
Federal Circuit
- Represented a large multinational telecommunication equipment company in a group of seven Federal Circuit appeals arising from the PTAB regarding 3G/4G/LTE technologies.
District Courts (NDCA, CDCA, EDVA, WDTX, EDTX, SDNY and DEL)
- Represented a top multinational electronics company in a patent litigation in SDNY regarding selfie stick technology.
- Represented a top multinational electronics company in a patent litigation in CDCA regarding Wi-Fi router technology.
- Represented a top multinational technology company in a group of eleven patent litigations in NDCA regarding various technologies such as navigation, map, and email, etc.
- Represented a top multinational technology company in a group of fifteen patent litigations in WDTX regarding various information technologies.
- Represented a large e-cigarette company in two patent litigations in EDVA regarding tobacco heating technology.
- Represented a top multinational technology company in a group of two patent litigations in WDTX regarding map and GPS technologies.
- Represented a Silicon Valley technology company in a patent litigation in DEL regarding online content and ads delivery technology.
- Represented a top multinational technology company in patent litigation in EDTX regarding 4G LTE technology.
- Represented a large multinational technology company in a patent litigation in CDCA regarding Wi-Fi router technology.
PTAB
- Represented a large e-cigarette company in a group of three Inter Partes Reviews before the PTAB regarding e-cigarette technologies.
- Represented a top multinational technology company in a group of three Inter Partes Reviews before the PTAB regarding map and GPS technologies.
- Represented a multinational technology company in a group of two Inter Partes Reviews before the PTAB regarding security camera technology.
- Represented a multinational technology company in a group of two Inter Partes Reviews before the PTAB regarding solar cell manufacturing technology.
Articles and Presentations
- Presenter, “2023 Federal Circuit Case Review”
- Presenter, “IP Challenges for Chinese Companies”
- Presenter, “ITC-337: Domestic Industry”
- Presenter, “Design Patent and Federal Circuit’s LKQ Decision”
- Presenter, “Overview of USITC and Section 337 Investigation”
- Presenter, “S. Semiconductor Litigation Trend”
Admissions
- Massachusetts
- District of Columbia
- U.S. Court of Appeals for the Federal Circuit
- United States Patent and Trademark Office
Languages
- Mandarin