The detailed information for PTAB case with proceeding number IPR2025-00427 filed by Azurity Pharmaceuticals, Inc. against EXELIXIS, INC. on Jan 9, 2025. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2025-00427
Filing Date
Jan 9, 2025
Petitioner
Azurity Pharmaceuticals, Inc.
Respondent
EXELIXIS, INC.
Status
Discretionary Denial
Respondent Application Number
18436836
Respondent Tech Center
1600
Respondent Patent Number
12128039
Institution Decision Date
Jul 2, 2025
Termination Date
Jul 2, 2025

Proceeding Documents

The table below shows documents filed in the case, listing each document name, filing date, document type, and filing party. Tracking these filings indicates the activity of the parties involved in the case, and the types of documents filed can provide insights into the legal strategies being employed.


Document NameFiling DateCategoryFiling Party

Alert me when new update on this case

Director Discretionary Decision: Deny

Jul 2, 2025PAPERBOARD

Petitioner's Sur-Reply to Patent Owner's Reply to Petitioner's Opposition to Patent Owner's Discretionary Denial Brief

Jun 19, 2025PAPERPETITIONER

Defendants’ Trial Exhibit DTX-328, Exelixis, Inc. v. MSN Labs

Jun 16, 2025EXHIBITPATENT OWNER

FAQs for Interim Processes for PTAB Workload Management

Jun 16, 2025EXHIBITPATENT OWNER

Defendants’ Trial Exhibit DTX-91, Exelixis, Inc. v. MSN Labs.

Jun 16, 2025EXHIBITPATENT OWNER

Patent Owner's Reply to Petitioner's Opposition to Patent Owner's Discretionary Denial Brief

Jun 16, 2025PAPERPATENT OWNER

Email Correspondence

Jun 12, 2025EXHIBITBOARD

Patent Owner's Prelimnary Response

Jun 6, 2025PAPERPATENT OWNER

Petitioner's Response to Patent Owner's Discretionary Denial Brief

Jun 5, 2025PAPERPETITIONER

D.I. 1, Exelixis v MSN, 1:25-cv-00346

Jun 5, 2025EXHIBITPETITIONER

Petitioner's Sotera Stipulation

Jun 5, 2025EXHIBITPETITIONER

CAFC-2025-1241, Exelixis Notice of Docketing

Jun 5, 2025EXHIBITPETITIONER

Patent Owner's Discretionary Denial Brief

May 5, 2025PAPERPATENT OWNER

Trial Tr. Vol. 1, Oct. 23, 2023

May 5, 2025EXHIBITPATENT OWNER

Trial Tr. Vol. 2, Oct. 24, 2023

May 5, 2025EXHIBITPATENT OWNER

Trial Tr. Vol. 3, Oct. 25, 2023

May 5, 2025EXHIBITPATENT OWNER

Trial Tr. Vol. 4, Oct. 26, 2023,

May 5, 2025EXHIBITPATENT OWNER

File History (Partial) for U.S. Patent Application No. 15/348,716

May 5, 2025EXHIBITPATENT OWNER

File History (Partial) for U.S. Patent Application No. 17/170,275

May 5, 2025EXHIBITPATENT OWNER

File History (Partial) for U.S. Patent Application No. 18/436,836

May 5, 2025EXHIBITPATENT OWNER

Defendants’ Opening Post-Trial Brief on Invalidity, Dec. 12, 2023, Exelixis, Inc. v. MSN Labs. Private Ltd., et al., No. 22-228-RGA (D. Del.)

May 5, 2025EXHIBITPATENT OWNER

Complaint, Exelixis, Inc. v. Azurity Pharms., Inc. et al., No. 25-cv- 00478 (D. Del. Apr. 18, 2025), D.I. 1

May 5, 2025EXHIBITPATENT OWNER

First Amended Complaint, Exelixis, Inc. v. Azurity Pharms., Inc. et al., No. 25-cv-00478 (D. Del. Apr. 24, 2025), D.I. 7

May 5, 2025EXHIBITPATENT OWNER

Letter from Azurity Pharms., Inc. to Exelixis, Inc. Re: Notice of Paragraph IV Certification (Mar. 5, 2025), Letter and Enclosure Annexure C

May 5, 2025EXHIBITPATENT OWNER

Patent Owner's Update to Mandatory Notices

May 1, 2025PAPERPATENT OWNER

Patent Owner's Update to Mandatory Notices

Apr 8, 2025PAPERPATENT OWNER

Notice: Notice filing date accorded

Mar 6, 2025PAPERBOARD

Notice: Power of Attorney

Jan 29, 2025PAPERPATENT OWNER

Notice: Mandatory Notice

Jan 29, 2025PAPERPATENT OWNER

U.S. Patent 12,128,039 ("the '039 patent")

Jan 9, 2025EXHIBITPETITIONER

WO 2010/083414 ("Brown")

Jan 9, 2025EXHIBITPETITIONER

Remington - The Science and Practice of Pharmacy (2005)

Jan 9, 2025EXHIBITPETITIONER

CABOMETYX Product Insert

Jan 9, 2025EXHIBITPETITIONER

COMETRIQ Product Insert

Jan 9, 2025EXHIBITPETITIONER

U.S. Patent 7,579,473 ("the '473 patent")

Jan 9, 2025EXHIBITPETITIONER

Gibson - Pharmaceutical Preformulation and Formulation (2009)

Jan 9, 2025EXHIBITPETITIONER

D.I. 168 Exelixis v. MSN, 22-cv-00228-RGA

Jan 9, 2025EXHIBITPETITIONER

D.I. 176 Exelixis v. MSN, 22-cv-00228-RGA

Jan 9, 2025EXHIBITPETITIONER

D.I. 175 Exelixis v. MSN, 22-cv-00228-RGA

Jan 9, 2025EXHIBITPETITIONER

D.I. 163 Exelixis v. MSN, 22-cv-00228-RGA

Jan 9, 2025EXHIBITPETITIONER

D.I. 162 Exelixis v. MSN, 22-cv-00228-RGA

Jan 9, 2025EXHIBITPETITIONER

Rowe et al. "Handbook of Pharmaceutical Excipients"

Jan 9, 2025EXHIBITPETITIONER

D.I. 186 Exelixis v. MSN, 22-cv-00228-RGA

Jan 9, 2025EXHIBITPETITIONER

U.S. Patent 7,169,789 ("Kubo")

Jan 9, 2025EXHIBITPETITIONER

Hoffmann "Elements of Synthesis Planning"

Jan 9, 2025EXHIBITPETITIONER

Newhouse et al. "The economies of synthesis"

Jan 9, 2025EXHIBITPETITIONER

Burns et al. "Redox Economy in Organic Synthesis"

Jan 9, 2025EXHIBITPETITIONER

Pross et al.

Jan 9, 2025EXHIBITPETITIONER

Furuta et al.

Jan 9, 2025EXHIBITPETITIONER

Aulton "Dosage Form Design and Manufacture"

Jan 9, 2025EXHIBITPETITIONER

Felpin et al.

Jan 9, 2025EXHIBITPETITIONER

U.S. EPA - Toxicological Review of Quinoline (2001)

Jan 9, 2025EXHIBITPETITIONER

FDA - Guidance for Industry, Genotoxic and Carciniogenic Impurities (2008)

Jan 9, 2025EXHIBITPETITIONER

EMEA - Guideline on the Limits of Genotoxic Impurities (2006)

Jan 9, 2025EXHIBITPETITIONER

Robinson - Control of Genotoxic Impurities in API

Jan 9, 2025EXHIBITPETITIONER

U.S. Patent 8,067,436 ("the '436 patent")

Jan 9, 2025EXHIBITPETITIONER

FDA Q3A - Guidance for Industry

Jan 9, 2025EXHIBITPETITIONER

U.S. Application Serial No. 18/436,836 (Prosecution History Excerpt)

Jan 9, 2025EXHIBITPETITIONER

U.S. Patent 11,298,349 ("the '349 patent")

Jan 9, 2025EXHIBITPETITIONER

U.S. Patent 8,877,776 ("the '776 patent")

Jan 9, 2025EXHIBITPETITIONER

U.S. Patent 11,098,015 ("the '015 patent")

Jan 9, 2025EXHIBITPETITIONER

Maddula et al.

Jan 9, 2025EXHIBITPETITIONER

U.S. Patent Publication No. 2009/0105299 ("the '299 publication")

Jan 9, 2025EXHIBITPETITIONER

FDA Q3B - Guidance for Industry

Jan 9, 2025EXHIBITPETITIONER

Bristol-Myers Squibb and Exelixis Collaboration

Jan 9, 2025EXHIBITPETITIONER

U.S. Application Serial No. 11/753,514 (Prosecution History Excerpt)

Jan 9, 2025EXHIBITPETITIONER

Huynh "Molecularly targeted therapy in hepatocellular carcinoma"

Jan 9, 2025EXHIBITPETITIONER

Guiochon "Preparative liquid chromatography"

Jan 9, 2025EXHIBITPETITIONER

Ratain et al.

Jan 9, 2025EXHIBITPETITIONER

Gotink et al.

Jan 9, 2025EXHIBITPETITIONER

Sherman - Advances in Chemotherapy

Jan 9, 2025EXHIBITPETITIONER

Salgia et al.

Jan 9, 2025EXHIBITPETITIONER

Van Cutsem et al.

Jan 9, 2025EXHIBITPETITIONER

Eder et al.

Jan 9, 2025EXHIBITPETITIONER

Joly - Poster Abstract

Jan 9, 2025EXHIBITPETITIONER

Hutson et al.

Jan 9, 2025EXHIBITPETITIONER

Brandt - Practical Aspects of Preparative HPLC

Jan 9, 2025EXHIBITPETITIONER

Dreicer Declaration

Jan 9, 2025EXHIBITPETITIONER

Buckton Declaration

Jan 9, 2025EXHIBITPETITIONER

Notice: Power of Attorney

Jan 9, 2025PAPERPETITIONER

Dichtel Declaration

Jan 9, 2025EXHIBITPETITIONER

Petition: as filed

Jan 9, 2025PAPERPETITIONER