News & Analysis as of

Hatch-Waxman Doctrine of Equivalents

Robins Kaplan LLP

Azurity Pharms., Inc. v. Alkem Labs., Ltd.

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Case Name: Azurity Pharms., Inc. v. Alkem Labs., Ltd., No. 20-cv-1094, 2022 WL 605746 (D. Del. Jan. 31, 2022) (Goldberg, J.) Drug Product and Patent(s)-in-Suit: Firvanq® (vancomycin HCl); U.S. Patents Nos. 10,493,028 (“the...more

Robins Kaplan LLP

Almirall, LLC v. Torrent Pharms., Ltd.

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Case Name: Almirall, LLC v. Torrent Pharms., Ltd., Civ. No. 20-1373-LPS (D. Del. July 13, 2021) (Stark, J.) - Drug Product and Patent(s)-in-Suit: Aczone® Gel, 7.5% (Dapsone); U.S. Patent No. 9,517,219 (“the ’219 patent”)...more

Robins Kaplan LLP

Horizon Medicines LLC v. Alkem Labs. Ltd.

Robins Kaplan LLP on

Duexis® (ibuprofen / famotidine) - Case Name: Horizon Medicines LLC v. Alkem Labs. Ltd., No. 18-1014-RGA, 2020 WL 7022591 (D. Del. Nov. 30, 2020) (Andrews, J.) ...more

Fish & Richardson

[Webinar] Life Sciences | 2020 Year in Review - January 27th, 1:30 pm - 2:30 pm ET

Fish & Richardson on

2020 has been referred to as an unprecedented year for the world in so many ways—the pandemic, the California and Washington fires, the racial justice protests and calls to action—but that didn’t stop the Federal Circuit from...more

McDermott Will & Emery

Use of “Antithesis” of Claim Element Does Not Bar Application of Doctrine of Equivalents - Cadence Pharms. Inc. v. Exela Pharma...

In a Hatch-Waxman case, the U.S. Court of Appeals for the Federal Circuit found that the use of a claimed step, characterized as the “antithesis” of a limitation in the asserted claim, nonetheless satisfied that limitation...more

King & Spalding

Intellectual Property Newsletter - December 2012

King & Spalding on

In This Issue: ..News From the Bench: - Clarification of the “Vitiation Test” when applying the Doctrine of Equivalents. - The “Success More Likely Than Not” and “Ordinary Observer” Standards for a...more

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