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Supernus Pharmaceuticals v. Lupin | Patent Lawsuit 1:21-cv-01293

Supernus Pharmaceuticals, Inc. v. Lupin Limited

1:21-cv-01293 D. Del. Closed 10 patents
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Infringement action filed 10 Sep 2021 in the United States District Court for the District of Delaware and closed 13 Nov 2023, with 10 patents asserted. Recorded basis of termination: dismissed without prejudice.

Case recordPatsnap Litigation Data·

Case record

Case no.
1:21-cv-01293
Verdict cause
Infringement action
Court
D. Del.
Court level
District Court
Case region
Delaware
Chief judge
Maryellen Noreika
Trial level
First instance
Filed – Closed
10 Sep 2021 – 13 Nov 2023
Duration
794 days
Basis of termination
Dismissed without Prejudice
Products & marks
Topiramate extended-release capsules, containing 25 mg, 50 mg, 100 mg, and 200 mg of topiramate · albuterol sulfate aerosol, metered (90 mcg per actuation) · famotidine powder, for suspension (40 mg/5 mL), lisinopril tablets (2.5 mg, 5 mg, 10 mg, 20 mg, 30 mg, 40 mg · levothyroxine sodium tablets (25 mcg, 50 mcg, 75 mcg, 88 mcg, 100 mcg, 112 mcg, 125 mcg, 137 mcg, 150 mcg, 175 mcg, 200 mcg, and 300 mcg)
Source: Patsnap Litigation Data. Case 1:21-cv-01293, United States District Court for the District of Delaware. Open this record in Eureka
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Patent at issue
US8298576B2 Active App. US11/941475

Sustained-release formulations of topiramate

Pharmaceutical compositions of topiramate for once-a-day oral administration are provided. The formulations comprise a sustained-release component and an optional immediate-release component, the compositions of which can be selectively adjusted, respectively, to release the active ingredient along a pre-determined release profile. Method of treating or preventing pathological disorders in mammalian subjects comprising the administration of the novel formulations disclosed herein is also provided.

Read claims and description in Eureka
Patent standing
Legal status
Active
Granted
30 Oct 2012
Earliest priority
17 Nov 2006
Est. expiry
4 Apr 2028
Validity challenges
None recorded
Licences recorded
None recorded
Classification
A61K31/357A61K9/54A61K9/24A61K9/14
Prosecution counsel
FOLEY & LARDNER LLP
Examiner
ZISKA, SUZANNE
US8298576B2 patent drawing, figure 1
Fig. 1
US8298576B2 patent drawing, figure 2
Fig. 2
US9622983B2 Active App. US15/259856

Sustained-release formulations of topiramate

Pharmaceutical compositions of topiramate for once-a-day oral administration are provided. The formulations comprise a sustained-release component and an optional immediate-release component, the compositions of which can be selectively adjusted, respectively, to release the active ingredient along a pre-determined release profile. Method of treating or preventing pathological disorders in mammalian subjects comprising the administration of the novel formulations disclosed herein is also provided.

Read claims and description in Eureka
Patent standing
Legal status
Active
Granted
18 Apr 2017
Earliest priority
17 Nov 2006
Est. expiry
16 Nov 2027
Validity challenges
None recorded
Licences recorded
None recorded
Classification
A61K9/14A61K45/06A61K31/357B82Y5/00A61K31/7048A61K9/16A61K9/50A61K9/24
Prosecution counsel
FOLEY & LARDNER LLP
Examiner
ZISKA, SUZANNE
US9622983B2 patent drawing, figure 1
Fig. 1
US9622983B2 patent drawing, figure 2
Fig. 2
Source: Patsnap patent data + case record. Bibliographic fields and drawings reproduced from the published patent document. Break down the claims
Parties & counsel

Parties of record

Defendant

Lupin Limited

Core tech
Not recorded
Counsel
Andrew E. Morrell · Carol M. Pitzel Cruz · David A. Bilson · Jeremiah S. Helm · John C. Phillips Jr. · William R. Zimmerman
Firm
Phillips, Goldman, McLaughlin & Hall PA, Phillips, McLaughlin & Hall PA

Counsel of record

Source: case record + Patsnap company data. Attorney names appear as recorded in the docket. Compare both portfolios
Outcome

Basis of termination

From the record · verbatim

“This action for patent infringement having been brought by Plaintiff Supernus Pharmaceuticals, Inc. (“Supernus”) against Defendants Lupin Limited and Lupin Pharmaceuticals, Inc. (collectively, “Lupin”). Pursuant to Fed. R. Civ. P. 41, Supernus and Lupin, by and through their undersigned counsel, hereby stipulate, that: 1. All claims, counterclaims, and defenses asserted by Supernus and Lupin are dismissed without prejudice; and 2. Each party shall bear its own costs and attorneys’ fees with respect to the matters dismissed hereby.”

Case 1:21-cv-01293 · D. Del. · closed 13 November 2023
Source: case record, verbatim. The quoted paragraph is the basis-of-termination text as filed.

Related cases

Three questions this record usually leads to. Each one runs against the full litigation and patent corpus, and cites what it finds.

FAQ

Frequently asked questions

What is case 1:21-cv-01293?

1:21-cv-01293 is a patent infringement action brought by Supernus Pharmaceuticals, Inc. against Lupin Limited, filed on 10 Sep 2021 in the United States District Court for the District of Delaware. The case closed on 13 November 2023.

Which patents were asserted in 1:21-cv-01293?

US8298576B2 (“Sustained-release formulations of topiramate”), assigned to SUPERNUS PHARMACEUTICALS, INC., currently active; US9622983B2 (“Sustained-release formulations of topiramate”), assigned to SUPERNUS PHARMACEUTCALS, INC., currently active; US8663683B2 (“Sustained-release formulations of topiramate”), assigned to SUPERNUS PHARMACEUTICALS, INC.; US8877248B1 (“Sustained-release formulations of topiramate”), assigned to SUPERNUS PHARMACEUTICALS, INC.; US8889191B2 (“Sustained-release formulations of topiramate”), assigned to SUPERNUS PHARMACEUTICALS, INC.; US10314790B2 (“Sustained-release formulations of topiramate”), assigned to SUPERNUS PHARMACEUTICALS, INC.; US8298580B2 (“Sustained-release formulations of topiramate”), assigned to SUPERNUS PHARMACEUTICALS, INC.; US8992989B2 (“Sustained-release formulations of topiramate”), assigned to SUPERNUS PHARMACEUTICALS, INC.; US9555004B2 (“Sustained-release formulations of topiramate”), assigned to SUPERNUS PHARMACEUTICALS, INC.; US9549940B2 (“Sustained-release formulations of topiramate”), assigned to SUPERNUS PHARMACEUTICALS, INC.. The record also lists Topiramate extended-release capsules, containing 25 mg, 50 mg, 100 mg, and 200 mg of topiramate, albuterol sulfate aerosol, metered (90 mcg per actuation), famotidine powder, for suspension (40 mg/5 mL), lisinopril tablets (2.5 mg, 5 mg, 10 mg, 20 mg, 30 mg, 40 mg and levothyroxine sodium tablets (25 mcg, 50 mcg, 75 mcg, 88 mcg, 100 mcg, 112 mcg, 125 mcg, 137 mcg, 150 mcg, 175 mcg, 200 mcg, and 300 mcg).

How was case 1:21-cv-01293 terminated?

The recorded basis of termination is dismissed without prejudice. The termination text reads: “This action for patent infringement having been brought by Plaintiff Supernus Pharmaceuticals, Inc. (“Supernus”) against Defendants Lupin Limited and Lupin Pharmaceuticals, Inc. (collectively, “Lupin”). Pursuant to Fed. R. Civ. P. 41, Supernus and Lupin, by and through their undersigned counsel, hereby stipulate, that: 1. All claims, counterclaims, and defenses asserted by Supernus and Lupin are dismissed without prejudice; and 2. Each party shall bear its own costs and attorneys’ fees with respect to the matters dismissed hereby.”

What does dismissal without prejudice mean?

A dismissal without prejudice ends this action but leaves the claims alive — the plaintiff may file them again later, subject to the limitation period.

How long did case 1:21-cv-01293 take?

794 calendar days, from filing on 10 Sep 2021 to closure on 13 November 2023.

Who were the attorneys and the judge in 1:21-cv-01293?

Chief Judge Maryellen Noreika presided. Camille Y. Turner, Edgar H. Haug, Francis DiGiovanni, Jason A. Kanter, Nicholas F. Giove, Richard F. Kurz and Thatcher A. Rahmeier are recorded as counsel for plaintiff Supernus Pharmaceuticals. Andrew E. Morrell, Carol M. Pitzel Cruz, David A. Bilson, Jeremiah S. Helm, John C. Phillips Jr. and William R. Zimmerman appear for defendant Lupin.

Answers reproduce fields from the case record for 1:21-cv-01293 and do not constitute legal advice. Ask your own question

Disclaimer. This page reproduces publicly available court docket data for case 1:21-cv-01293 and is provided for general information and reference only. It is not legal advice and must not be relied upon as such.

Docket data has limits. Records are drawn from a snapshot and may lag the live docket. Sealed filings, amended complaints, counterclaims and post-closure motions may not be reflected. Party names, attorney names and firm affiliations are reproduced as recorded and may contain omissions. Where a field is absent from the record, this page marks it as not recorded rather than inferring a value.

No characterisation of the parties or the outcome. This page reports what the record contains. Nothing here should be read as an assertion that any party infringed, that any patent is valid or invalid, that any settlement occurred, or that any party prevailed.

No FTO or validity opinion. Nothing on this page constitutes a freedom-to-operate, novelty, validity or infringement opinion. Any decision touching a live patent dispute should be verified independently and reviewed with qualified patent counsel.

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