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United States Patent and Trademark Office Patent Re-Examination Prior Art

The U.S. Patent and Trademark Office is an agency of the United States Department of Commerce that serves a fundamental role in the U.S. intellectual property system by issuing patents and registering trademarks.... more +
The U.S. Patent and Trademark Office is an agency of the United States Department of Commerce that serves a fundamental role in the U.S. intellectual property system by issuing patents and registering trademarks.    less -
Sterne, Kessler, Goldstein & Fox P.L.L.C.

Sterne Kessler’s Reissue, Reexamination, and Supplemental Examination Practice Tips – June 2025

In the mid-2000s, the U.S. Patent Office (USPTO) determined that reexaminations would be more consistent and legally correct if performed by a centralized set of experienced and specially trained Examiners. As a result, the...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Strategies for Successful Patent Owner Reexamination Requests

Takeaways: - Patent owner requested reexaminations are not an admission of claim unpatentability. - Patent owners can and should control the reexamination request narrative. Patent owners must consider the pros and...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

What’s in a Name? Why Reexamination Is Not a Re-Examination

Long before the America Invents Act (AIA) created the Patent Trial and Appeal Board (PTAB) patent revocation proceedings, the patentability of one or more claims of any patent could be reviewed via Ex Parte Reexamination...more

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