Patent litigation attorney
Luke MacDonald
2 tracked appearances — 2 plaintiff · 0 defendant.
Specialty & background
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Luke H. MacDonald, Ph.D. — Finnegan, Henderson, Farabow, Garrett & Dunner, LLP (Reston, VA office)
Focus areas. MacDonald's practice is broad rather than limited to a single technology vertical. His Finnegan bio and bylines describe work across electrical sciences, communications, automotive, financial services, biomedical, environmental, and retail technologies, with district court litigation, Federal Circuit appeals, PTAB post-grant proceedings, and TTAB matters. He also maintains a substantial prosecution practice (the firm states he has prosecuted 200+ applications) and writes frequently for Finnegan's Federal Circuit IP Blog on claim construction, doctrine of equivalents, § 101 eligibility, and design patents. His technical background is in civil/environmental engineering, biomedical physics, and computer programming rather than a traditional EE/CS profile, so the "wireless charging" and "fintech" matters in his portfolio appear to be litigation-driven rather than the product of that technical training. No tracked case in the structured list involves Wi-Fi standards or pharma.
Side preference. The tracked data is thin — one recorded appearance, on the plaintiff/petitioner side (Volkswagen as IPR petitioner). Web-verifiable activity is not consistent with an NPE/PAE practice: the bulk of his listed work is defense-side representation of operating companies (Volkswagen, FedEx, MediaTek, Insulet/EOFlow), with some plaintiff-side work (Shure). PTAB filings show him acting for both petitioners (e.g., HID Global, FedEx, Volkswagen) and patent owners, so he should be characterized as a both-sides litigator rather than a dedicated defense or assertion specialist. The single tracked plaintiff-side entry reflects that IPR petitioners are docketed as the "plaintiff," not an indication that he primarily files affirmative infringement suits.
Firm context. Finnegan is the only firm appearing in the tracked data, and public sources place him there continuously — including during law school, per the firm's bio — so there is no evidence of a prior firm or in-house role. He is based in the Reston, Virginia office.
Notable matters (as described on his firm bio and in PTAB filings). Scramoge Technology Ltd. v. Volkswagen AG (E.D. Mich.) — four-patent wireless charging case stayed pending IPR, resolved by settlement and dismissal with prejudice with no payment by Volkswagen. Bell Northern Research, LLC v. MediaTek (ITC 337-TA-1367; C.D. Cal.) — pre-trial settlement after an indefiniteness finding and IPR institution. FedEx Corporate Services v. Roambee (D. Del.) — six-patent competitor suit. Shure Inc. v. ClearOne (D. Del.) — utility and design patent trial that settled. Most prominently for the tracked data, he is counsel in Volkswagen Group of America, Inc. v. Longhorn Automotive Group LLC (IPR2025-00925, on the '192 patent): the Director exercised discretion to deny institution (Sept. 2025), denied Director Review (Nov. 2025), and the Federal Circuit denied Volkswagen's mandamus petition challenging that discretionary denial (reported March 2026). He also co-authors the firm's Federal Circuit blog posts tracking appellate outcomes in cases such as Insulet v. EOFlow, Contour IP Holding v. GoPro, Labcorp v. Qiagen, and Magemá Technology v. Phillips 66; those posts reflect commentary, not necessarily his own appearances.
PTAB/IPR experience. Yes — he appears repeatedly as counsel in IPR proceedings, on both petitioner and patent owner sides (e.g., IPR2022-00586, IPR2022-00933, IPR2023-01381, IPR2023-01414, IPR2023-01445, IPR2025-00925). This is likely his most consistent litigation forum.
Bar/education. Registered to practice before the USPTO (Reg. No. 79,064). He holds a Ph.D. (dissertation research at Princeton on biogeochemical reactions and contaminant transport) and previously worked as a faculty scientist at the Johns Hopkins Bloomberg School of Public Health and deputy director of the Johns Hopkins Water Institute. His state bar admission and law school are not reliably sourced in the materials reviewed, so I have omitted them. Note for disambiguation: a different Finnegan attorney named Luke McCammon (Reg. No. 70,691) appears in several PTAB filings and should not be confused with Luke H. MacDonald.
Firms
Roles
- Attorney1
- back-up counsel1
Cases (2)
- π plaintiffUnified Patents v. Longhorn Automotive Group LLCFinnegan, Henderson, Farabow, Garrett & Dunner · back-up counsel
- π plaintiffVolkswagen Group Of America Inc. v. Longhorn Automotive Group LLCFinnegan Henderson Farabow Garrett & Dunner · Attorney