Dan Liu

Counsel | She/Her/Hers

Overview

Prior to practicing law, Dan Liu worked as a businessperson in China in different industries, from business training to financial investment, dealing with a diverse client base across a wide variety of industries. As a result, Dan is able to understand the cultural and commercial needs of various companies rapidly.

As a patent attorney, Dan provides customized service to clients from all over the world, including China, Japan, US, and Europe to help clients achieve their respective business goals.    

Dan’s prosecution practice covers a wide range of technologies including medical devices, household appliances, oil/gas field equipment, articles of footwear, manufacturing and packaging, office furniture, and exercise equipment, among others.  She regularly drafts patent applications, as well as noninfringement, clearance, and patentability opinions.  She is especially good at communicating with Chinese inventors, suppliers, and other business partners to get a clear understanding of the technology and the issue to be solved and working effectively with them to deliver desired outcome.

In transactions, Dan provides comprehensive due diligence of the IP assets involved in the deal to secure best interest for her clients.

Career & Education

    • The John Marshall Law School, Patent Clinic & Advanced Patent Clinic
      Clinical Intern, 2015–2016
    • The John Marshall Law School, Patent Clinic & Advanced Patent Clinic
      Clinical Intern, 2015–2016
    • Beijing Jiaotong University, B.S., industrial engineering, 2010
    • University of Illinois Chicago School of Law, J.D., cum laude, 2017
    • Beijing Jiaotong University, B.S., industrial engineering, 2010
    • University of Illinois Chicago School of Law, J.D., cum laude, 2017
    • Illinois
    • U.S. Patent and Trademark Office (USPTO)
    • New York
    • Illinois
    • U.S. Patent and Trademark Office (USPTO)
    • New York
  • Professional Activities and Memberships

    • American Bar Association

    Professional Activities and Memberships

    • American Bar Association
    • Mandarin
    • Mandarin

Dan's Insights

Client Alert | 4 min read | 03.20.24

Patent Counsel: Do Your Patents Claim Engagement of Components as Intended?

A recent Federal Circuit decision provides a reminder that even in the mechanical arts, where terms have generally understood and accepted meanings, it remains important to avoid use of claim terms that may lead to ambiguity, and to otherwise include a description of the subject matter intended to be encompassed by such terms....

Representative Matters

  • Secured and expanding a portfolio of patents for a medical device leading company in different product lines, such as endoscopy, urology, aortic intervention, and reproductive health.
  • Assisted a leading manufacturer of footwear prepare patent applications directed to footwear incorporating knitting technologies.
  • Assisted a leading medical device company with clearance of different kinds of ureteroscopes provided by a Chinese supplier.
  • Assisted a leading company in consumer products with clearance of different kinds of household appliances.
  • Donating her time pro bono, obtained a patent for a solo inventor, where the patent is directed to an improved face mask protecting against coronavirus and other airborne diseases.

Dan's Insights

Client Alert | 4 min read | 03.20.24

Patent Counsel: Do Your Patents Claim Engagement of Components as Intended?

A recent Federal Circuit decision provides a reminder that even in the mechanical arts, where terms have generally understood and accepted meanings, it remains important to avoid use of claim terms that may lead to ambiguity, and to otherwise include a description of the subject matter intended to be encompassed by such terms....

Dan's Insights

Client Alert | 4 min read | 03.20.24

Patent Counsel: Do Your Patents Claim Engagement of Components as Intended?

A recent Federal Circuit decision provides a reminder that even in the mechanical arts, where terms have generally understood and accepted meanings, it remains important to avoid use of claim terms that may lead to ambiguity, and to otherwise include a description of the subject matter intended to be encompassed by such terms....