the firm's post-grant practitioners are some of the most experienced in the country.


Artificial Intelligence (AI)
Artificial Intelligence (AI)
Digital Health
Digital Health
Energy & Renewables
Energy & Renewables

Fast Facts

About Our

Law Firm

About Our Law Firm

Headquartered within steps of the USPTO with an affiliate office in Tokyo, Oblon is one of the largest law firms in the United States focused exclusively on intellectual property law.

Get to know our


Get to know our History

Norman Oblon with Stanley Fisher and Marvin Spivak launched what was to become Oblon, McClelland, Maier & Neustadt, LLP, one of the nation's leading full-service intellectual property law firms.

Our Local and

Global Reach

Our Local and Global Reach

Outside the US, we service companies based in Japan, France, Germany, Italy, Saudi Arabia, and farther corners of the world. Our culturally aware attorneys speak many languages, including Japanese, French, German, Mandarin, Korean, Russian, Arabic, Farsi, Chinese.

A few of our


A few of our ACCOLADES

Oblon's professionals provide industry-leading IP legal services to many of the world's most admired innovators and brands.




From the minute you walk through our doors, you'll become a valuable part of a team that fosters a culture of innovation, client service and collegiality.

A few ways to

GET In Touch

A few ways to GET In Touch
US Office

Telephone: 703-413-3000
Learn More +

Tokyo Office

Telephone: +81-3-6212-0550
Learn More +


Patent Forms

Downloadable Patent Forms

The United States Patent and Trademark Office (USPTO) issued final rules implementing the inventor's oath or declaration provisions of the America Invents Act (AIA) on August 14, 2012.

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Our Blogs

Cristina  Lai

Cristina Lai

Patent Agent
T: (703) 412-4533
F: (703) 413-2220
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Cristina Lai is a patent agent in the firm’s Electrical and Mechanical Practice Group where she focuses on drafting patent applications and patent prosecution for domestic and international clients. She has experience in patent work in various technologies, including image processing and display, medical devices, artificial intelligence, networking, wireless communications, blockchain, and radar systems.

Prior to joining Oblon, Cristina worked as a patent agent at an IP firm in North Carolina, where she focused on patent prosecution and portfolio strategy for start-ups and technology transfer spinouts. She also has industry experience in pharmaceuticals manufacturing, medical devices, microfluidics, and hardware design.

Her experience includes time at a start-up designing instruments for cell sorting and separation. This work focused on hardware and software development and integrating surface acoustic wave devices into benchtop microfluidics products for medical and scientific use. She has also interned at a large multi-national medical device company in the endoscopy division and as an automation engineer at a manufacturing organization.


  • Duke University
    • Electrical/Computer Engineering, B.S.
    • Biomedical Engineering, B.S.


  • Registered to practice before the U.S. Patent and Trademark Office


Neckles, C., Pschibul, A., … Lai, C., … Tonge, P.J. (2016). Selectivity of Pyridone- and Diphenyl Ether-Based Inhibitors of Yersinia pestis FabV. Biochemistry, 55(21), 2992-3006.

Yu, W., Neckles, C., … Lai, C., … Tonge, P.J. (2015). A [32P]-NAD+ based method to identify and quantitate long residence time enoyl-ACP reductase inhibitors. Analytical Biochemistry: Methods in the Biological Sciences, 474, 40-49.


  • Chinese