Azurity Pharmaceuticals, Inc. et al. vs. Heron Therapeutics, Inc.

Explore the PTAB proceeding PGR2025-00036 filed by Azurity Pharmaceuticals, Inc. et al. on 2025-02-28. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

PGR2025-00036

Filing Date

2025-02-28

Accorded Filing Date

2025-02-28

Institution Decision Date

2025-08-14

Last Modified Date

2025-10-06

Proceeding Type

PGR

Termination Date

2025-08-14

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

Azurity Pharmaceuticals, Inc. et al.

Represented By

Morrell, Andrewet al

Patent Owner / Respondent

Heron Therapeutics, Inc.

Represented By

Modi, Naveenet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 1600 - Biotechnology & Organic Chemistry

Patent Information

1 Patent Involved

Respondent Application Number 18418030

Respondent Patent Number 12115255

External Links

Espacenet

Google Patents

Respondent Inventor Thomas B. Ottoboni et al

Respondent Tech Center TC 1600 - Biotechnology & Organic Chemistry

Address and Attorney/Agent Information

18 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name McDermott Will & Schulte LLP

Customer Number 108547

Address 500 North Capitol Street NW, Washington, DC, 20001-1531, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
28553	Paul Devinsky	202-756-8369
38563	Judy Mohr	650-815-7630
45490	Stephen Hash	512-322-2587
52441	Peter Brunovskis	202-662-2782
56661	Michael Carter	173-778-77260
57620	Brian Malkin	301-651-6877
61390	Gaylon Hollis	404-260-8535
61861	Ahsan Shaikh	949-757-6304
62088	Nicholas Schuneman	512-726-2572
67088	Syed Fareed	512-322-2658
73785	Alexander Augst	617-248-5120
73786	Brennen Baylor	202-756-8763
76525	Yuhe Liu	202-756-8974
76850	Benjamin Ediger	737-279-8098
77135	Aziz Poonawalla	310-229-9905
77511	Kyle Sorenson	512-322-2571
78844	Aashish Kapadia	812-298-6488
82240	Tirsaay Ahmed	202-756-8433

Proceeding Documents

Notice: refund approved NOTICE

2025-10-06 FILING PARTY: BOARD

Download

Request for Refund OTHER

2025-10-03 FILING PARTY: PETITIONER

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Director Discretionary Decision: Deny RESPONSE

2025-08-14 FILING PARTY: BOARD

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1051

Defendants' Sotera Stipulation Exhibit

2025-07-16 FILING PARTY: PETITIONER

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

2025-07-16 FILING PARTY: PETITIONER

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Azurity Pharmaceuticals, Inc. et al. vs. Heron Therapeutics, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

Azurity Pharmaceuticals, Inc. et al.

Represented By

Patent Owner / Respondent

Heron Therapeutics, Inc.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Notice: refund approved NOTICE

Request for Refund OTHER

Director Discretionary Decision: Deny RESPONSE

Defendants' Sotera Stipulation Exhibit

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

Patent Owner's Current List of Exhibitis NOTICE

Exhibit 2018 Exhibit

Exhibit 2017 Exhibit

Patent Owner's Preliminary Response POPR

Exhibit 2016 Exhibit

Exhibit 2009 Exhibit

Exhibit 2012 Exhibit

Exhibit 2005 Exhibit

Exhibit 2008 Exhibit

Exhibit 2011 Exhibit

Exhibit 2010 Exhibit

Exhibit 2001 Exhibit

Exhibit 2013 Exhibit

Exhibit 2003 Exhibit

Patent Owner's Brief Requesting Discretionary Denial of Institution RESPONSE

Patent Owner's Current List of Exhibits NOTICE

Exhibit 2006 Exhibit

Exhibit 2007 Exhibit

Exhibit 2002 Exhibit

Exhibit 2004 Exhibit

Exhibit 2014 Exhibit

Notice: Notice filing date accorded NOTICE

Power of Attorney for Patent owner Heron Therapeutics, Inc. NOTICE

Patent Owner's Mandatory Notice NOTICE

U.S. Application Serial No. 17/180,593 ("'074 Patent Prosecution History") Exhibit

D.I. 180 Heron v. Fresenius, 22-cv-00985 Exhibit

Klang, "Lecithin-based nanoemulsions" Exhibit

Baker, "Propofol, The Challenges of Formulation" Exhibit

Hargreaves et al. Exhibit

U.S. Patent 11,173,118 ("the '118 patent") Exhibit

U.S. Application Serial No. 15/965,638 ("'850 Patent Prosecution History") Exhibit

U.S. Application Serial No. 15/083,071 ("'229 Patent Prosecution History") Exhibit

Notice: Power of Attorney NOTICE

Declaration Under 37 C.F.R. §1.132 of Ottoboni ("Ottoboni Declaration") Exhibit

Heron v. Fresenius, 22-cv-00985, Trial Transcript ("Closing Arguments") Exhibit

U.S. Patent 10,500,208 ("the '208 patent") Exhibit

Benita - Submicron Emulsions as Colloidal Drug Carriers Exhibit

U.S. Patent 9,974,742 ("the '742 patent") Exhibit

U.S. Application Serial No. 15/705,201 ("'793 Patent Prosecution History") Exhibit

Petition: as filed PETITION

U.S. Application Serial No. 15/398,928 ("'208 Patent Prosecution History") Exhibit

Weng et al. Exhibit

D.I. 175 Heron v. Fresenius, 22-cv-00985, ("Heron's Opening Statement") Exhibit

U.S. Patent 9,974,794 ("the '794 patent") Exhibit

U.S. Patent 10,624,850 ("the '850 patent") Exhibit

Khan et al., "Basics of pharmaceutical emulsions: A review" Exhibit

Heron v. Fresenius, 22-cv-00985, Trial Transcript ("Day 4 PM") Exhibit

U.S. Application Serial No. 15/012,532 ("'742 Patent Prosecution History") Exhibit

Bagwe et al. Exhibit

D.I. 193, Heron v. Fresenius, 22-cv-00985 ("Trial Opinion") Exhibit

U.S. Application Publication No. 2013/0317016 ("Hingorani") Exhibit

U.S. Application Publication No. 2013/0236501 ("Booth") Exhibit

Heron v. Fresenius, 22-cv-00985, Trial Transcript ("Day 2 AM") Exhibit

U.S. Patent 12,115,255 ("the '255 patent") Exhibit

D.I. 185, Heron v. Fresenius, 22-cv-00985 Exhibit

Rowe et al., "Handbook of Pharmaceutical Excipients" ("Handbook") Exhibit

Washington, "Stability of lipid emulsions for drug delivery" Exhibit

U.S. Application Serial No. 18/418,030 ("'255 Patent Prosecution History") Exhibit

U.S. Patent 9,561,229 ("the '229 patent") Exhibit

Declaration of William Charman, Ph.D. Exhibit