Liang and Frank LLP represents diverse clients in a variety of patent matters.

The firm’s patent practice encompasses a range of technologies, including biotechnology and pharmaceuticals (such as small molecules, pharmaceutical formulations, antibodies), mechanical and electrical devices, and computer software.

We represent clients of all sizes, from individual inventors and small companies to large multinational companies. We aim to be accessible and responsive to all our clients.


First-Rate Team

  • Attorneys with strong technical backgrounds
  • Years of legal experience gained at top law firms and top companies
  • Paralegals specializing in patent work

Core Competence

  • Patent drafting
  • Patent prosecution in the United States and worldwide
  • Due diligence
  • Client counseling
  • Patent office trials and appeals