Matthew S. Yungwirth

Duane Morris LLP

Matthew Yungwirth practices in the areas of intellectual property litigation with an emphasis on patents, trade secrets and trademarks. His client base is similarly diverse and includes clients ranging Fortune 100 companies to growth stage start-ups.

Over the last 18 years, Mr. Yungwirth has represented clients in a diverse range of litigation and licensing matters related to technologies such as wireless LAN systems, cellular networks, power over Ethernet, digital watermarking, VoIP, intelligent I/Os, digital signal processing, digital cable set-top receivers, bank networking and encryption schemes, metallurgical casting methods, adhesives and composite films.

Representative Matters:

  • Represented three major mobile network operators (MNOs) in numerous patent litigation matters related to (i) multi-access network topologies, (ii) UMA networks, (iii) electronic billing systems, and (iv) Voice over Internet Protocol (VoIP) technology
  • Represented houseware manufacturer in defense of trade dress and trademark infringement claims that were resolved through successful summary judgment on behalf of client.
  • Represented Internet security provider in patent litigation matter involving distributed security service management that resulted in settlement that the client found advantageous
  • Represented Fortune 500 hotel company in defense of numerous patent infringement matters including one that was dismissed without any payment by the client.
  • Represented a major Wisconsin paper and packaging company in a patent infringement matter that resulted in the company’s competitor being enjoined from sales of infringing packaging products
  • Represented Fortune 500 document management company in successful pursuit of injunction against a distributor of gray market goods


  • University of Georgia School of Law, J.D., cum laude
  • Georgia Institute of Technology, B.S., Engineering, Co-op Distinction


  • U.S. District Court for the District of Colorado
  • U.S. District Court for the Eastern District of Wisconsin
  • U.S. District Court for the Northern District of Georgia
  • U.S. District Court for the Northern District of Florida
  • U.S. Court of Appeals for the Federal Circuit
  • Court of Appeals of Georgia
  • Supreme Court of Georgia

Professional Activities:

  • State Bar of Georgia , – Intellectual Property Law Section
  • Atlanta Bar Association, – Intellectual Property Law Section
  • Republican National Lawyers Association


Rate : $$$

What types of cases Attorney Matthew S. Yungwirth & Duane Morris LLP can handle?
Duane Morris LLP can handle cases related to laws concerning Litigation, Antitrust & Trade, Intellectual Property. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Duane Morris LLP located?
Duane Morris LLP is located at 1075 Peachtree St NE #2000, Atlanta, GA 30309, USA. You can reach out to Duane Morris LLP using their phone line 404.253.6935. You can also check their website
How much would it cost to hire Duane Morris LLP?
Matthew S. Yungwirth lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
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Duane Morris LLP
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