Morgan Grissum Mayne
Partner
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Morgan is a patent litigator who represents clients in high-stakes disputes involving complex technologies, including semiconductors, telecommunications, video streaming, electronics, and network security. With a background in electrical engineering, she combines technical fluency with compelling advocacy to translate sophisticated concepts into clear, persuasive narratives for judges and juries.
Key Matters
Some of the experience represented below may have been handled at a previous firm.
- Represented a financial institution in patent litigation involving mobile application development technology (E.D. Tex. 2025)
- Represented defendant BlackBerry Corporation in a patent infringement lawsuit in the Western District of Texas and an appeal before the Federal Circuit of orders dismissing the lawsuit with prejudice for lack of standing, finding the lawsuit exceptional, and awarding BlackBerry the entirety of its attorney’s fees (Silent Communications v. BlackBerry Corporation, W.D. Tex. 2022, CAFC 2025)
- Represented a major fast-food restaurant in patent litigation involving network cryptographic protocols (E.D. Tex. 2025)
- Represented a financial institution in a lawsuit alleging infringement of multiple patents based on a Sheltered Harbor standard (E.D. Tex. 2024)
- Defended a global information technology vendor in a lawsuit alleging infringement based on the use of Kubernetes and Docker to create, deploy, and manage containers (E.D. Tex. 2024)
- Defended a major handset and electronics manufacturer in a high-stakes patent infringement lawsuit involving AMOLED display technology (E.D. Tex. 2022)
- Represented a semiconductor company in a dispute alleging infringement by RF power amplifiers and synthesizers (E.D. Tex. 2022)
- Represented plaintiff Textron Innovations Inc. as key trial member and second chair in two multi-patent infringement suits filed against SZ DJI Technology Co. Ltd. and related entities in the Western and Eastern Districts of Texas. Following a week-long jury trial in the Western District of Texas, obtained a finding of willful infringement by DJI and an award of $279 million in damages (Textron Innovations Inc. v. SZ DJI Tech. Co., Ltd. et al., W.D. Tex. 2021, E.D. Tex. 2022)
- Defended an HVAC provider in patent litigation concerning smart thermostat technology (N.D. Tex. 2022)
- Defended a global handset manufacturer in patent litigation involving VoIP technology (W.D. Tex. 2021)
- Represented a major network carrier in a series of high-stakes patent infringement lawsuits involving VoIP call routing technology and obtained finding of invalidity under section 101 and dismissal with prejudice of several of plaintiff’s patents (N.D. Cal. 2018, 2020, and 2021, W.D. Tex. 2020)
- Defended major television providers in patent litigation involving multiple video-on-demand and electronic program guide patents (W.D. Tex. 2019)
- Represented a leading network security provider in a series of lawsuits filed against a major competitor and asserting multiple patents related to network security and data protection technology (N.D. Cal. 2017)
- Represented respondent semiconductor manufacturers before the International Trade Commission in a patent infringement dispute involving SD and microSD cards and standard essential patents (ITC 2016)
- Defended a major network carrier and a global telecommunications leader in a lawsuit accusing e-911 location services and commercial location-based services of infringing four patents directed to wireless location technology (E.D. Tex. 2014)
- Represented a global telecommunications leader and major network carriers as defendants in several lawsuits involving LTE wireless networks and equipment and claims of derivation (E.D. Tex. 2012 and 2015)