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United States Patent and Trademark Office › Patent Oppositions

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 -
Faegre Drinker Biddle & Reath LLP

After Supernus: It’s Up to You to Keep Your Patent Alive All Its Days

Faegre Drinker Biddle & Reath LLP on

Patentees may obtain additional PTA if the USPTO’s calculation of “applicant delay” includes a period of time during which the patentee could have taken “no identifiable effort” to avoid. However, the onus is entirely on the...more

McDermott Will & Emery

“Equal to” Means “Not Exceed” when Determining Patent Term Adjustment

McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit found that the US Patent and Trademark Office (PTO) erred in calculating a patent term adjustment (PTA) for a patent covering an oral osmotic form of an antihypertensive drug,...more

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

PTAB Strategies and Insights - August 2018: Summary of Trial Practice Guide Updates

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

On August 10, 2018, the United States Patent and Trademark Office published a Federal Register notice announcing updates to the Office Patent Trial Practice Guide (TPG). The TPG was first published in August 2012 to provide...more

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

EP Opposition and US Inter Partes Review Decisions Go Hand In Hand

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

It is often desirable to obtain patent protection for inventions both in Europe and the United States. As a result, competitors frequently look to Europe and the US as important jurisdictions for challenging the validity of a...more

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