ZS Pharma, Inc. et al v. Ascent Pharmaceuticals Inc. et al
Plaintiff: ZS Pharma, Inc. and AstraZeneca Pharmaceuticals LP
Defendant: Ascent Pharmaceuticals Inc. and Hetero Drugs Ltd.
Case Number: 1:2022cv01099
Filed: August 22, 2022
Court: US District Court for the District of Delaware
Presiding Judge: Gregory B Williams
Nature of Suit: Patent - Abbreviated New Drug Application(ANDA)
Cause of Action: 35 U.S.C. § 271 Patent Infringement
Jury Demanded By: None
Docket Report

This docket was last retrieved on October 19, 2022. A more recent docket listing may be available from PACER.

Date Filed Document Text
October 19, 2022 Opinion or Order SO ORDERED, re (20 in 1:22-cv-01100-GBW, 19 in 1:22-cv-01096-GBW, 17 in 1:22-cv-01099-GBW, 20 in 1:22-cv-01055-GBW, 20 in 1:22-cv-01101-GBW) STIPULATION and [Proposed] Order Regarding Case Coordination and Extension of Deadline for Case Schedule filed by AstraZeneca Pharmaecuticals LP, AstraZeneca Pharmaceuticals LP, ZS Pharma, Inc. Signed by Judge Gregory B. Williams on 10/18/22. Associated Cases: 1:22-cv-01055-GBW, 1:22-cv-01096-GBW, 1:22-cv-01099-GBW, 1:22-cv-01100-GBW, 1:22-cv-01101-GBW (ntl)
October 19, 2022 Opinion or Order SO ORDERED, re #18 STIPULATION TO EXTEND TIME to Respond to complaint to November 2, 2022 filed by Ascent Pharmaceuticals Inc. Signed by Judge Gregory B. Williams on 10/19/22. (ntl)
October 18, 2022 Filing 18 STIPULATION TO EXTEND TIME to Respond to complaint to November 2, 2022 - filed by Ascent Pharmaceuticals Inc.. (Hitch, Cortlan)
October 17, 2022 Filing 17 STIPULATION and [Proposed] Order Regarding Case Coordination and Extension of Deadline for Case Schedule by AstraZeneca Pharmaceuticals LP, ZS Pharma, Inc., AstraZeneca Pharmaecuticals LP. (Joyce, Alexandra)
October 5, 2022 Filing 16 Report to the Commissioner of Patents and Trademarks for Patent/Trademark Number(s) 11,406,662 . (Silver, Daniel)
October 5, 2022 Filing 15 First AMENDED COMPLAINT for Patent Infringement against Ascent Pharmaceuticals Inc., Hetero Drugs Ltd.- filed by ZS Pharma, Inc., AstraZeneca Pharmaceuticals LP. (Attachments: #1 Exhibit A-M, #2 Exhibit N-Q)(Silver, Daniel)
October 4, 2022 Opinion or Order Filing 14 ORAL ORDER IT IS HEREBY ORDERED that, not later than thirty (30) days from the date of this Order, the parties shall meet and confer and file a joint proposed Scheduling Order in this action consistent with the applicable form Scheduling Order of Judge Williams, which is posted at http://www/ded/uscourts.gov (see Chambers, Judge Williams, Forms), along with a cover letter requesting the Court to enter the joint proposed Scheduling Order (if there are no disputes or other issues concerning scheduling that the Court needs to address) or to schedule the Scheduling Conference. If there are disputes or other issues the Court needs to address in the joint proposed Scheduling Order, in the cover letter, the parties shall direct the Court to the paragraph numbers in the joint proposed Scheduling Order which those appear. ORDERED by Judge Gregory B. Williams on 10/4/22. Associated Cases: 1:22-cv-01101-GBW, 1:22-cv-01055-GBW, 1:22-cv-01099-GBW (ntl)
September 21, 2022 Pro Hac Vice Attorney James Y. Li for AstraZeneca Pharmaceuticals LP and ZS Pharma, Inc. added for electronic noticing. Pursuant to Local Rule 83.5 (d)., Delaware counsel shall be the registered users of CM/ECF and shall be required to file all papers. Associated Cases: 1:22-cv-01055-GBW, 1:22-cv-01096-GBW, 1:22-cv-01099-GBW, 1:22-cv-01100-GBW, 1:22-cv-01101-GBW(mpb)
September 14, 2022 Filing 13 Disclosure Statement pursuant to Rule 7.1: No Parents or Affiliates Listed filed by Ascent Pharmaceuticals Inc.. (Dorsney, Kenneth)
September 14, 2022 Filing 12 ANSWER to #1 Complaint, by Ascent Pharmaceuticals Inc..(Dorsney, Kenneth)
September 7, 2022 Case Reassigned to Judge Gregory B. Williams. Please include the initials of the Judge (GBW) after the case number on all documents filed. (rjb)
August 31, 2022 Pro Hac Vice Attorney Hassen Sayeed and Daniel O'Boyle for AstraZeneca Pharmaceuticals LP and ZS Pharma, Inc. added for electronic noticing. Pursuant to Local Rule 83.5 (d)., Delaware counsel shall be the registered users of CM/ECF and shall be required to file all papers. Related Cases: 1:22-cv-01101-VAC, 1:22-cv-01055-VAC, 1:22-cv-01096-VAC and 1:22-cv-01100-VAC. (mkr)
August 31, 2022 Opinion or Order SO ORDERED re (13 in 1:22-cv-01101-VAC, 15 in 1:22-cv-01100-VAC, 12 in 1:22-cv-01055-VAC, 11 in 1:22-cv-01099-VAC, 11 in 1:22-cv-01096-VAC) MOTION for Pro Hac Vice Appearance of Attorney Hassen Sayeed, Daniel O'Boyle, and James Li filed by AstraZeneca Pharmaecuticals LP, AstraZeneca Pharmaceuticals LP, ZS Pharma, Inc. ORDERED by Judge Maryellen Noreika on 8/31/2022. (dlw)
August 30, 2022 Filing 11 MOTION for Pro Hac Vice Appearance of Attorney Hassen Sayeed, Daniel O'Boyle, and James Li - filed by AstraZeneca Pharmaceuticals LP, ZS Pharma, Inc., AstraZeneca Pharmaecuticals LP. (Attachments: #1 Certifications for Hassen Sayeed, Daniel O'Boyle, and James Li)(Silver, Daniel)
August 30, 2022 Filing 10 NOTICE of Appearance of Lisa B. Pensabene by AstraZeneca Pharmaceuticals LP, ZS Pharma, Inc., AstraZeneca Pharmaecuticals LP (Silver, Daniel)
August 26, 2022 Filing 9 DECLARATION of Service for Ascent Pharmaceuticals Inc. by AstraZeneca Pharmaceuticals LP, ZS Pharma, Inc.. (Attachments: #1 Exhibit A-B)(Joyce, Alexandra)
August 24, 2022 Filing 8 VAC Notice, Consent, Non-Consent, Magistrate Referral (etg)
August 24, 2022 Filing 7 ORAL ORDER: This case has been assigned to the District of Delaware's Vacant Judgeship ("VAC"). Detailed information relating to VAC cases may be found in the Court's Announcement of March 3, 2022 and Standing Order No. 2022-VAC-1 (March 9, 2022), which are found on the Court's website. Consistent with the foregoing Announcement and Standing Order, IT IS HEREBY ORDERED that the parties shall file the "Notice of Consent or Absence of Consent to Proceed Before a United States Magistrate Judge," being docketed along with the instant order, no later than sixty (60) days after service of the Complaint on the first defendant that is served. IT IS FURTHER ORDERED that the Notice, Consent, and Referral forms re: U.S. Magistrate Judge jurisdiction, previously docketed in this case, are VACATED. Issued by the Clerk of Court on 8/24/2022. (etg)
August 24, 2022 Case Assigned to Vacant Judgeship (2022). Please include initials of VAC after the case number on all documents filed. Associated Cases: 1:22-cv-01096-VAC, 1:22-cv-01099-VAC, 1:22-cv-01100-VAC, 1:22-cv-01101-VAC (rjb)
August 22, 2022 Filing 6 Summons Issued as to Ascent Pharmaceuticals Inc. on 8/22/2022; Hetero Drugs Ltd. on 8/22/2022. (Attachments: #1 Summons Issued Hetero Drugs Ltd)(smg)
August 22, 2022 Filing 5 Disclosure Statement pursuant to Rule 7.1: identifying Corporate Parent AstraZeneca PLC for AstraZeneca Pharmaceuticals LP, ZS Pharma, Inc. filed by AstraZeneca Pharmaceuticals LP, ZS Pharma, Inc. (smg)
August 22, 2022 Filing 4 Report to the Commissioner of Patents and Trademarks for Patent/Trademark Number(s) See Attached. (Attachments: #1 Patent/Trademark Report 2, #2 Patent/Trademark Report 3)(smg)
August 22, 2022 Filing 3 Supplemental information for patent cases involving an Abbreviated New Drug Application (ANDA) - Date Patentee(s) Received Notice: No Earlier than July 18, 2022. Date of Expiration of Patent: See Attached.Thirty Month Stay Deadline: 11/18/2025. (smg)
August 22, 2022 Filing 2 Notice, Consent and Referral forms re: U.S. Magistrate Judge jurisdiction. (smg)
August 22, 2022 Filing 1 COMPLAINT for PATENT INFRINGEMENT filed against Ascent Pharmaceuticals Inc., Hetero Drugs Ltd. ( Filing fee $ 402, receipt number ADEDC-3942066.) - filed by ZS Pharma, Inc., AstraZeneca Pharmaceuticals LP. (Attachments: #1 Exhibit A-L, #2 Civil Cover Sheet)(smg)

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Plaintiff: ZS Pharma, Inc.
Represented By: Daniel M. Silver
Represented By: Alexandra M. Joyce
Represented By: Daniel O'Boyle
Represented By: Hassen Sayeed
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Plaintiff: AstraZeneca Pharmaceuticals LP
Represented By: Daniel M. Silver
Represented By: Alexandra M. Joyce
Represented By: Daniel O'Boyle
Represented By: Hassen Sayeed
Represented By: James Y. Li
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Defendant: Ascent Pharmaceuticals Inc.
Represented By: Cortlan S. Hitch
Represented By: Kenneth Laurence Dorsney
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Defendant: Hetero Drugs Ltd.
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