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

Technologies

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

History

Get to know our History

1968
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

ACCOLADES

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.

OPPORTUNITIES FOR YOUR

Career

OPPORTUNITIES FOR YOUR Career

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 +

Downloadable

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.

Stay informed with

Our Blogs

David Inglefield

Technical Advisor
E: dinglefield@oblon.com
T: (703) 412-4524
F: (703) 413-2220
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David Inglefield, Ph.D., is a technical advisor in the firm’s Chemical Patent Prosecution group where he focuses on preparing and prosecuting patent applications for domestic and international clients. His graduate and industrial research experience provides firsthand knowledge across a wide range of chemical and polymer technologies.

Prior to joining the firm, Dr. Inglefield earned his doctoral degree in Chemistry from Virginia Tech, where he studied intramolecular interactions in polymer nanocomposites. In addition to expertise in polymer synthesis and nanocomposites, Dr. Inglefield has an extensive life sciences background.

Following graduate school, Dr. Inglefield worked in product development research roles across diverse technologies, utilizing fundamental structure-property relationships to drive new product development. After gaining extensive experience in industrial chemical research, Dr. Inglefield has worked as a patent engineer at a firm in Texas, where he focused on drafting and prosecuting chemical and oilfield patent applications.


Education

  • Virginia Tech (Ph.D.)
    • Chemistry, 2014
  • Virginia Tech (B.S.)
    • Biochemistry, 2009

Services

Technologies