Shareholder
Attorney Assistant
Nonie Barrigar
nbarrigar@wnlaw.com
(801) 533-9800
Experience
Joined Workman Nydegger in 2009
Paralegal
Dave is an IP litigator with nearly 15 years of global patent and trademark experience and an extensive e-commerce practice. He plays an instrumental role in directing litigation and enforcement efforts for large brands and sellers and seamlessly integrates with internal client teams to reduce cost and maximize timely and efficient enforcement. His significant patent prosecution experience informs his litigation strategy and his trademark and branding experience ranges from domestic and international clearance and prosecution to federal district court actions and opposition and cancellation proceedings. Clients rely on Dave’s knowledge of domestic and international due diligence assessments, including those related to new product lines, corporate acquisitions and divestitures, and licensing and other technology transfer arrangements.
Dave also advises clients on data protection issues in connection with various laws. He helps clients assess legal obligations and risks, including presenting company-wide trainings, drafting and reviewing privacy and retention policies, and mitigating risks associated with cross-border data transfers.
Passionate about teaching and career development, Dave is an adjunct professor at the University of Utah SJ Quinney College of Law and has directed the local IP Moot Court competition between the University of Utah and Brigham Young University for more than 10 years. He and his wife are raising five wonderful children.
Services & Technologies
Services
- Copyright
- E-Commerce
- International IP
- IP Counseling
- Licensing and Transactional Work
- Litigation
- Patents
- Post-Grant Patent Proceedings
- Trade Secrets
- Trademarks
Technologies
Experience
Defeated motion for preliminary injunction and temporary restraining order filed against patent holder, 2024
Represented patent holder in successful Amazon Patent Evaluation Express (APEX) proceedings, 2024
Represented major medical device company in trademark opposition proceeding. Favorable settlement, 2023
Represented major ecommerce brand in TTAB appeal. Won reversal, 2023
Represented major ecommerce brand in trademark opposition proceeding. Favorable settlement, 2022
Represented large restaurant chain in trademark opposition proceeding. Secured dismissal of third party’s application with prejudice, 2021
Represented client in district court litigation and appeal regarding state administrative procedure act. Won reversal on appeal, 2016
Secured temporary restraining order and preliminary injunction in patent case. Favorable settlement, 2016
Defended furniture company in multi-patent, multi-defendant patent infringement litigation involving kit claims in a utility patent. Successfully negotiated a favorable settlement, 2013
Represented plaintiff in unfair competition, trade secret misappropriation, and breach of contract matters regarding a former employee and business purchaser. Successfully negotiated settlement after a year of hard fought litigation, thereby saving the client huge amounts of attorneys’ fees and costs and the risk associated with trial, 2013
Represented applicant in trademark opposition proceedings against a large, nationwide representative organization for physicians in the United States. Opposer ultimately withdrew the oppositions, 2013
Education & Admissions
Education
J.D., S.J. Quinney College of Law, University of Utah, 2010
B.S., Civil and Environmental Engineering, University of Utah, 2007
Admissions
U.S. Circuit Court of Appeals, Ninth Circuit
Utah Supreme Court
Salt Lake County Bar
Nevada Supreme Court
Registered Patent Attorney, U.S. Patent and Trademark Office
Various federal district courts
Recognitions
2019 – Present, Board of Directors, Workman Nydegger
2019 – 2025, Chair of Recruiting Committee, Workman Nydegger
2024 – 2025, WTR 1000, World Trademark Review
2022 – 2024, Mountain States, Super Lawyers
2018 – 2024, The Best Lawyers in America©
2019 – 2020, Rising Star, Super Lawyers
2015, “Utah Legal Elite,” Utah Business Magazine
Memberships & Activities
David K. Winder IP Inn of Court
2022 – 2023, Geographical Indications Committee, INTA
2024 – present, Data Privacy Committee, INTA
Insights & Events
Workman Nydegger is proud to announce that attorneys Brian Platt, David Johnson, and Timothy Nichols will be attending the 2025 Prosper Show in Las Vegas, taking place on March 25-27, 2025. The Prosper Show is… read more
Workman Nydegger is pleased to announce its recognition in the WTR 1000 2025: The World’s Leading Trademark Professionals, along with attorney David P. Johnson in the United States, Utah jurisdiction. The WTR 1000 is a unique guide… read more
Workman Nydegger is happy to announce that 20 of our exceptional attorneys have been named in the 2025 edition of The Best Lawyers in America. Workman Nydegger is incredibly proud of their accomplishments and the… read more
Workman Nydegger is pleased to announce that thirteen of its attorneys have been recognized in the 2024 edition of the Mountain States Super Lawyers list. The Workman Nydegger attorneys ranked in the Mountain States Super… read more
Congratulations to our attorneys named to the 2024 edition of The Best Lawyers in America! The Best Lawyers in American (2024 Edition) – Salt Lake City Brad Barger – Patent Law Kirk C. Coombs – Patent… read more
Ten Workman Nydegger attorneys have been named as 2023 Mountain States Super Lawyers, and four have been named as Rising Stars. Congratulations to the WN attorneys below who were recognized this year! 2023 Mountain States… read more