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

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        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.

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        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.

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        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.

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        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.

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        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.

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        A few ways to

        GET In Touch

        A few ways to GET In Touch
        US Office

        Telephone: 703-413-3000
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        Tokyo Office

        Telephone: +81-3-6212-0550
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        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.

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        Stay informed with

        Our Blogs

        Stay informed with Our Blogs

        Life Sciences Blog
        The AI Patent Blog

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        Derek Mason Named as One of "The World's Leading IP Strategists" by IAM Strategy 300

        • June 13, 2018
        • Firm News
        • IAM Strategy 300

        Associated Technologies

        Chemicals
        Life Sciences

        Oblon is proud to announce that partner J. Derek Mason, Ph.D., CLP has been selected by Intellectual Asset Management for its annual Strategy 300 guide of “The World’s Leading IP Strategists.” The exclusive listing features attorneys and other professionals “who offer top-tier services related to the development and implementation of strategies, which enable IP owners to maximize the value of their rights portfolios.”

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        Recent News

        Firm NewsNovember 7, 2024

        Oblon Named a "Best Law Firm 2025"

        Best Lawyers

        Firm NewsOctober 21, 2024

        Joint Symposium on US and European Patent Practice – Fall 2024 Recap

        Firm NewsAugust 15, 2024

        Oblon Attorneys Recognized in the 2025 edition of "The Best Lawyers In America®"