YOON&YANG
Yoon & Yang’s Intellectual Property Practice provides optimal solutions tailored to each client’s needs and goals, and effectively resolves disputes based on its in-depth knowledge and extensive experience in all aspects of patent and utility model-related matters.

Key Services

  • Filing applications and registration of patents and utility models
  • Conducting prior art research, analyzing scope of rights, and reviewing potential infringement or invalidation
  • Representing clients in actions before the Intellectual Property Tribunal involving invalidation, revocation, and scope of rights of patents and utility models
  • Representing clients in appeals to the Patent Court litigation against the rulings of the Intellectual Property Tribunal
  • Representing clients in actions seeking injunctive relief and/or monetary damage against infringement of patents and utility models
  • Representing clients in criminal actions involving infringement of patents and utility models
  • Representing clients in proceedings before the Korea Trade Commission seeking unfair international trade practice investigation regarding infringement of patents and utility models
  • Representing clients in disputes concerning compensation for employee inventions

Representative Cases

  • Patent infringement litigation between SK Innovation and LG Chem
  • Patent infringement litigation regarding “Terra” beer bottle
  • Patent infringement litigation involving patents relating to pneumococcal polysaccharide protein-conjugate vaccines
  • Patent infringement litigation involving an auto insurance
  • Patent infringement litigation involving semiconductor equipment (LCVD) and related patent invalidation action
  • Patent invalidation action involving patents relating to pneumococcal polysaccharide protein-conjugate vaccines
  • Patent infringement litigation concerning Vildagl Tab
  • Patent invalidation action concerning an integrated IP broadcasting system
  • Advised on patent infringement issues concerning patch tunnel OCA (optical clear adhesive) films
  • Patent invalidation litigation involving a method of preparing quadruple-coating lactic acid bacteria
  • Patent infringement litigation concerning Cilostazol
  • Patent infringement litigation concerning CJ One Card
  • Patent infringement litigation concerning semiconductor wafer equipment
  • Patent invalidation action concerning a nuclear power steam generator