Our Team
Inventors, research institutes, and technology companies around the world count on Bunsow De Mory to protect and enforce their intellectual property rights by prosecuting and defending patent infringement and trade secret litigation in federal courts and the International Trade Commission, petitioning for and defending against challenges to patents before the PTAB, and formulating and executing on intellectual property license programs. We are a majority women-owned law firm with a diverse team of attorneys and legal professionals. We are committed to maintaining that diversity among our team members, and so we encourage interest from candidates of all genders, nationalities, races, ethnicities, and sexual orientations.
Our Practice Areas
We succeed with a combination of legal, technical, and strategic expertise.
Our trial lawyers have and continue to handle some of the most important patent, trade secret and trademark cases across the globe. We are a preeminent boutique law firm in Silicon Valley with a diverse team, most of whom have advanced degrees and/or work experience in science or engineering, including electrical engineering, chemical engineering, biomedical engineering, computer science, and biology.
Our Practice areas include: Patent Litigation, Patent Trial & Appeal Board, Trade Secret Litigation, Trademark Litigation, Copyright Litigation, Commercial Litigation, Privacy & Data Security, Technology Agreements
About Us
We are experienced technologists and litigators, passionate about innovation.
Our attorneys know what matters, and are uniquely poised to offer advocacy and strategic counseling in intellectual property, trade secret, data security & privacy matters.
From bet-the-company patent litigation, to advice on evolving data security practices:
Bunsow De Mory delivers.
Learn more about our firm: Pro Bono, Careers, Contact us, Awards & Recognition
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Tomorrow’s Innovations
Recent News & Events
Michael Flynn-O’Brien Named 2023 Northern California Super Lawyer
Bunsow De Mory is pleased to announce that Michael Flynn-O’Brien has been named to the 2023 Northern California Super Lawyers list. Super Lawyers is an annual publication that recognizes outstanding attorneys who have attained the...
Richard Lin named 2023 Northern California Super Lawyer
Bunsow De Mory is pleased to announce that Richard Lin has been named to the 2023 Northern California Super Lawyers list. Super Lawyers is an annual publication that recognizes outstanding attorneys who have attained the highest degree of peer recognition and...
Corey Johanningmeier named 2023 Northern California Super Lawyer
Bunsow De Mory is pleased to announce that Corey Johanningmeier has been named to the 2023 Northern California Super Lawyers list. Super Lawyers is an annual publication that recognizes outstanding attorneys who have attained the highest degree of peer recognition and...
Elizabeth Day named 2023 Northern California Super Lawyer
Bunsow De Mory is pleased to announce that Elizabeth Day has been named to the 2023 Northern California Super Lawyers list. Super Lawyers is an annual publication that recognizes outstanding attorneys who have attained the highest degree of peer recognition and...
Hillary Bunsow Named a 2023 Super Lawyers Rising Star
Bunsow De Mory, a top California IP firm, is pleased to announce that Hillary Bunsow, a patent litigation senior associate, has been named a 2023 Northern California Rising Star by Super Lawyers. The Rising Stars list includes no more than 2.5% of lawyers in the...
Li Guo Named a 2023 Super Lawyers Rising Star
Bunsow De Mory, a top IP litigation boutique, is pleased to announce that Li Guo, patent litigation counsel, has been named a Rising Star in IP litigation for 7 consecutive years by Super Lawyers. The Rising Stars list includes no more than 2.5% of lawyers in each...
Bunsow De Mory Welcomes Ben Brownlow
Bunsow De Mory Welcomes Ben Brownlow. Bunsow De Mory is pleased to welcome Ben Brownlow to our growing patent litigation group. Ben is a senior associate who practices patent litigation. He has a broad background in complex commercial litigation, including...
2023 Northern California Super Lawyers Selects 10 BDIP Attorneys for Intellectual Property Litigation
Bunsow De Mory is pleased to announce that 10 lawyers have been named to the 2023 Northern California Super Lawyers and Rising Stars lists. Super Lawyers is an annual publication that recognizes outstanding attorneys who have...
Bunsow De Mory Welcomes Attorney Joshua Scheufler
Bunsow De Mory is pleased to welcome Joshua Scheufler to our growing legal practice. Joshua is an intellectual property associate and joins us from Quinn Emanuel. His practice focuses on all aspects of patent litigation from district court to Patent Office proceedings...
Denise De Mory Named to 2023 Chambers and Partners USA List for Patent Litigation
Bunsow De Mory LLP is proud to announce that Denise De Mory, Managing Partner, has been named to the 2023 Chambers and Partners USA list for patent litigation. This marks her third consecutive year of selection and we applaud Denise for this definitive record of...
Denise De Mory and Elizabeth Day Named to the Daily Journal’s list of Top IP Lawyers in California for 2023
Bunsow De Mory’s Managing Partner Denise De Mory and patent litigation trial lawyer Elizabeth Day have been named to the Daily Journal’s list of Top IP Lawyers in California (2023). Making the second consecutive year of recognition on this list, Ms. De Mory serves as...
Denise De Mory Selected by Managing IP as One of the Top 250 Women in IP 2023
We are pleased to announce that Managing IP has selected Denise De Mory as a 2023 Top 250 Woman in IP for her work in patent litigation and patent strategy and counseling. We applaud her on this industry-leading IP recognition.
Li Guo Was a Speaker at the PTAB Bar Association Annual Conference
On March 8, 2023, Li participated in a panel, titled “Bootcamp: Nuts and Bolts of Proceedings Before the PTAB,” at the PTAB Bar Association Annual Conference to provide an overview of post-grant proceedings, focusing on IPR practice. Other panelists include Lead...
Bunsow De Mory Welcomes Li Guo
Bunsow De Mory is pleased to announce that our team has expanded to include Li Guo as counsel. Li’s practice focuses on protecting and defending companies’ intellectual property rights. She has litigated cases from inception through trial in federal district courts,...
Denise De Mory speaking at LES Silicon Valley Chapter’s U.S. IP Year-in-Review Program
Denise De Mory, Managing Partner of Bunsow De Mory LLP, will be speaking at the LES Silicon Valley Chapter’s 2023 Kick-Off event entitled ”2022 U.S. IP Year in Review.” Joining her on the panel will be Steve Koziol, Acting Regional Director of the Silicon Valley...
Bunsow De Mory Named Among “Best Law Firms” by U.S. News and World Report and Best Lawyers® in 2023 for Intellectual Property and Patent Litigation
Bunsow De Mory LLP has been named among the “Best Law Firms” nationally and regionally by U.S. News and World Report and Best Lawyers® in 2023 for intellectual property and patent litigation. Best Law Firms rankings are based on a rigorous evaluation process that...
Jennifer L. Gilbert Named a 2022 Super Lawyers Rising Star
Bunsow De Mory, a top California IP firm, is pleased to announce that Jennifer L. Gilbert, a patent litigation partner, has been named a Northern California Rising Star for 9 consecutive years by Super Lawyers. The Rising Stars list includes no more than 2.5% of...
Aaron Hand Named a 2022 Northern California Super Lawyer
Bunsow De Mory is pleased to announce that Aaron Hand, patent litigation partner, has been named to the 2022 Northern California Super Lawyers list. Super Lawyers is an annual publication that recognizes outstanding attorneys who have attained the highest degree of...
Corey Johanningmeier Named a 2022 Northern California Super Lawyer
Bunsow De Mory is pleased to announce that Corey Johanningmeier has been named to the 2022 Northern California Super Lawyers list. Super Lawyers is an annual publication that recognizes outstanding attorneys who have attained the highest degree of peer recognition and...
Court Issues Judgment Finding Three Mission Viejo City Council Members Guilty of Usurping Office, Orders their Removal
Photo (Aaron Hand (Counsel for the Relator/Plaintiff) and Michael Schlesinger (Relator/Plaintiff)) On September 21, the Hon. Walter Schwarm of the Orange County Superior Court issued Judgment finding Defendant Councilmembers Ed Sachs, Greg Raths, and Wendy Bucknum...
Denise De Mory Recognized by The Best Lawyers in America for Intellectual Property Litigation
We are pleased to announce that Denise De Mory, Managing Partner, has been recognized in the 2023 edition of The Best Lawyers in America® for intellectual property litigation. The Best Lawyers ranking is based on peer-reviews from other attorneys within the same...
Aaron Hand Recognized by The Best Lawyers in America for Intellectual Property Litigation
Bunsow De Mory is pleased to announce that Aaron Hand has been recognized in the 2023 edition of The Best Lawyers in America® for intellectual property litigation. The Best Lawyers ranking is based on peer-reviews from other attorneys within the...
Hillary Bunsow Named one of Best Lawyers’ Ones to Watch 2023
Best Lawyers has named Bunsow De Mory senior associate Hillary Bunsow to their 2023 ”Ones to Watch” list. This is an award recognizing the accomplishments of standout lawyers who are earlier in their careers for outstanding professional excellence in their private...
Denise De Mory Recognized by Chambers USA 2022 for Intellectual Property: Patent Litigation
Bunsow De Mory LLP is proud to announce that Denise De Mory, Managing Partner, has been named to the 2022 Chambers and Partners USA list for Intellectual Property: Patent Litigation - California. We applaud Denise for this well-deserved distinction and...
Chinese American Lawyers of the Bay Area to Present a Virtual Panel Discussion on Cryptocurrency Regulation and Compliance, August 11, 2022
Bunsow De Mory partner Jennifer Gilbert is the VP of Operations of Chinese American Lawyers of the Bay Area (CALOBA). CALOBA is excited to present a virtual panel discussion on cryptocurrency regulation and compliance, taking place on August 11, 2022 from 4:00-6:00pm...
Michael Zachary Speaking at the World IP Forum 2022, October 12, 2022
On October 12, 2022, Bunsow De Mory partner Michael Zachary will be a panelist at the World IP Forum’s “Insights from the United States,” taking place in Bangkok. He will be speaking on, “Reforming Patent Litigation to Ensure IP Value.” Link for click here:...
Mission Viejo City Council Agrees to Place All City Council Seats Up for Election in Key Voting Rights Case
Update as of July 13, 2022. The City of Mission Viejo finally conceded that it must give all citizens in all newly created city council districts the right to vote this November.FOR IMMEDIATE RELEASE CITY OF MISSION VIEJO TO HOLD ELECTIONS FOR ALL FIVE CITY COUNCIL...
Bunsow De Mory Attorney Aaron Hand Secures Preliminary Injunction in Key Voting Rights Case in Mission Viejo, CA
Aaron Hand of Bunsow De Mory LLP, along with Lee Fink of Brower Law Group, APC and Brett Murdock of the Law Offices of Brett Murdock, secured a preliminary injunction confirming the rights of citizens to select their representatives, preventing two incumbent city...
Denise De Mory Selected by Managing IP as one of the Top 250 Women in IP in the World 2022
Denise De Mory named one of the Top 250 Women in IP in the world for 2022 by Managing IP. Launched in 2013, this list recognizes senior female IP practitioners in private practice who have performed exceptionally for their clients and firms in the past year.
California Attorney General Approves Quo Warranto Application to Vindicate Voting Rights in Mission Viejo, California
On May 19, 2022, Attorney General Rob Bonta authorized Michael Schlesinger, a retired veteran and resident of Mission Viejo, to file a Quo Warranto proceeding in Superior Court to remove Mission Viejo Mayor Wendy Bucknam and Council members Ed Sachs and Greg Raths...
Denise De Mory Selected by The Daily Journal as one of the Top Women Lawyers in California for 2022
Denise De Mory has been named again to the Daily Journal’s list of Top Women Lawyers in California, an annual recognition highlighting lawyers at the top of their practice in the State of California. Ms. De Mory and serves as lead trial counsel in intellectual...
Denise De Mory, Henry Bunsow and Corey Johanningmeier Recognized as IP STARS by Managing IP 2022
Denise De Mory, Henry Bunsow, and Corey Johanningmeier We are pleased to announce that Managing IP has named Denise De Mory, Managing Partner, Henry Bunsow, Partner, and Corey Johanningmeier, Partner, as 2022 IP STARS for their work in patent litigation and patent...
Hillary Bunsow Speaking at Duke Southern California’s Table for Six on May 17, 2022
On May 17, 2022, Hillary Bunsow, Senior Associate at Bunsow De Mory, will host a table at Duke Alumni Southern California and Duke Law’s Table for Six event on the Practice of Law. Table for Six is a unique networking opportunity that connects experienced Duke...
Denise De Mory Named to the Daily Journal’s list of Top IP Lawyers in California for 2022
Bunsow De Mory’s Managing Partner Denise De Mory has been named to the Daily Journal’s list of Top IP Lawyers in California (2022). Ms. De Mory serves as lead trial counsel in intellectual property litigation for top technology giants, inventors and universities....
Bunsow De Mory Named Among “Best Law Firms” by U.S. News and World Report and Best Lawyers® in 2022 for Intellectual Property and Patent Litigation
Bunsow De Mory LLP has been named among the “Best Law Firms” nationally and regionally by U.S. News and World Report and Best Lawyers® in 2022 for intellectual property and patent litigation. Best Law Firms rankings are based on a rigorous evaluation process that...
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