Associate
David Lebby focuses on patent litigation and prosecution involving mechanical and electrical technologies. His technical background spans the fields of consumer products, manufacturing, construction, HVAC, and beverage systems.
Prior to law school, David worked as a senior mechanical engineer for Newell Brands. He designed, constructed, and programmed multiple automated test fixtures, including a rollover crash simulator for car seats and a variable terrain simulation fixture for strollers. He also managed domestic and international compliance testing across thirteen product categories and provided design critiques for mitigation of quality and compliance concerns throughout the design process. Davids industry experience further includes overseeing construction and modernization of various air traffic control towers as a field engineer for the Federal Aviation Administration (FAA). Projects at various airports included the installation of commercial HVAC systems, fire and life safety systems, and large-scale electronics systems.
While completing his undergraduate degree, David worked at The Coca-Cola Company as an engineering co-op designing beverage systems. He also served as a lab instructor for the Georgia Tech Invention Studio.
Promptu Systems Corporation v. Comcast Corporation
Obtained a $240 million jury verdict for client Promptu in a patent infringement lawsuit against Comcast. The jury found that Comcast willfully infringed Promptu’s patents covering voice recognition technology for TV.
2:16-cv-06516, E.D. Pa., Judge Sanchez
22-1939, Fed. Cir., Judges Prost, Moore, Taranto
Articles
Southeast Litigation Update: September 2024 Southeast Litigation Update: September 2024
November 22, 2024
Articles
Southeast Litigation Update: March and April 2024 Southeast Litigation Update: March and April 2024
July 1, 2024
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Southeast Litigation Update: February 2024 Southeast Litigation Update: February 2024
April 15, 2024
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Southeast Litigation Update: January 2024 Southeast Litigation Update: January 2024
March 7, 2024
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Southeast Litigation Update: December 2023 Southeast Litigation Update: December 2023
February 12, 2024
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Southeast Litigation Update: November 2023 Southeast Litigation Update: November 2023
January 5, 2024
Media Mention
Comcast Hit With $240M Verdict in Voice Recognition IP Trial Comcast Hit With $240M Verdict in Voice Recognition IP Trial
January 27, 2026
Law360Award/Ranking
56 Finnegan Attorneys Recognized on the 2024 Capital Pro Bono Honor Roll 56 Finnegan Attorneys Recognized on the 2024 Capital Pro Bono Honor Roll
April 24, 2025
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