Charlie C. Lyu

Associate

Philadelphia
T +1.215.564.3580
F +1.215.568.3439

Overview

Charlie Lyu focuses his practice on intellectual property litigation and trademark and copyright prosecution. Charlie routinely handles patent, trademark, copyright and indemnity disputes, and has represented companies both large and small in federal court and U.S. International Trade Commission litigations. He also routinely counsels clients on domestic and international trademark procurement, clearance and registration. Charlie's experience in all aspects of intellectual property law gives him a unique perspective on analyzing a company's intellectual property needs.

Select Experience

Patent
  • Represented a Fortune 500 company in patent litigation involving encryption technology.
  • Represented a Fortune 500 company in patent litigation involving database mapping technology.
Trademark
  • Provides comprehensive trademark services to a textile company and an apparel company that include worldwide clearance and trademark prosecution services and the management of a worldwide trademark portfolio.  
  • Provides trademark enforcement services to a game manufacturer.
Copyright
  • Represented a retail company in defending claims of copyright infringement based on the plaintiff's purported copyright in cosplay costumes.
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Experience

Patent
  • Represented a Fortune 500 company in patent litigation involving encryption technology.
  • Represented a Fortune 500 company in patent litigation involving database mapping technology.
  • Represented a multinational company accused of patent infringement in the International Trade Commission.
  • Represented a Fortune 500 company in indemnification recovery efforts against its suppliers.
Trademark
  • Provides comprehensive trademark services to a textile company and an apparel company that include worldwide clearance and trademark prosecution services and the management of a worldwide trademark portfolio.  
  • Provides trademark enforcement services to a game manufacturer.
  • Represented a fabric manufacturer in a TTAB cancellation proceeding.
  • Represented a grill manufacturer in asserting trade dress infringement claims against a competitor.
Copyright
  • Represented a retail company in defending claims of copyright infringement based on the plaintiff's purported copyright in cosplay costumes.

Recognitions and Memberships

Admissions

  • Georgia
  • [Not admitted in Pennsylvania]

Education

  • J.D., University of Miami School of Law, 2008, cum laude
  • B.A., Economics, Emory University, 2003

Blog

In The Blogs

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IP Intelligence: Insight on Intellectual Property
Federal Circuit Splits on Approach to Analyzing Graham Factors
November 6, 2017
In Merck Sharp & Dohme Corp. v. Hospira, Inc.,[1] the Federal Circuit affirmed the lower court’s ruling that the asserted claims of Merck’s U.S. Patent No. 6,486,150 (the ’150 patent) were obvious despite evidence of commercial success and...
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IP Intelligence: Insight on Intellectual Property
The Federal Circuit Provides a Tutorial on Patent Venue
By Allen M. Sokal
September 27, 2017
The Federal Circuit in In re Cray, Inc., Appeal No. 2017-129 (Fed. Cir. Sept. 21, 2017), has provided extensive guidance to district courts on the meaning of an alleged infringer’s “regular and established place of business” under the...
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IP Intelligence: Insight on Intellectual Property
Intellectual Ventures v. Motorola: Use = Benefit for the Purposes of System Claims Infringement
September 21, 2017
On Sept. 13, 2017, the United States District Court for the Federal Circuit clarified the meaning of the term “use” as it applies to system claims in patent infringement actions. In doing so, the court held that an infringer must benefit...
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IP Intelligence: Insight on Intellectual Property
Amended PTAB Rules to Take Effect on May 2, 2016
By Charlie C. Lyu
April 28, 2016
On May 2, 2016, amended rules governing post-grant proceedings before the Patent and Trial Appeal Board (“PTAB”), including inter partes review (“IPR”), post-grant review (“PGR”), and covered business methods (“CBM”), will take effect. The...
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IP Intelligence: Insight on Intellectual Property
Fourth Circuit Holds No Use in the U.S. Required to Bring Claims Under the Lanham Act
By Charlie C. Lyu
March 31, 2016
On March 23, 2016, the Fourth Circuit reversed the district court’s decision in Belmora LLC v. Bayer Consumer Care AG, 84 F. Supp. 3d 490 (E.D. Va. 2015) and remanded the case. The Fourth Circuit held that contrary to the district court’s...
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