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United States Patent and Trademark Office › Patent Prosecution › Patent Act

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 -
Wolf, Greenfield & Sacks, P.C.

Strategic Uses and Considerations for Reissue Applications (Part 1 of 3)

Wolf, Greenfield & Sacks, P.C. on

Reissue applications represent a very small fraction of the total number of applications filed at the USPTO each year. Indeed, at the midpoint of 2025, over 1.2 million utility applications have been filed, with less than 300...more

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

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2022 Decisions

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

As part of the recovery from the global COVID-19 pandemic, the U.S. Court of Appeals for the Federal Circuit took steps to return to normal operations. It began requiring live oral arguments in August 2022 and, by November,...more

Smart & Biggar

File wrapper estoppel in Canada

Smart & Biggar on

The Canadian Patent Act was amended last year to include a new provision which allows prosecution histories into evidence in patent proceedings to rebut representations made by the patentee regarding claims construction. ...more

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