The undersigned has the authority to execute this document on behalf of Patent Owner Almirall, LLC.

Date: January 9, 2019 Name: Ron Menezes Title: President and General Manager, Almirall, LLC

Almirall, LLC, states that, for the patent identified above, it is the assignee of the entire right, title, and interest.

That interest is evidenced by a chain of title from the inventors of the patent identified above to the current assignee as follows: 1.

Date: January 9, 2019 Name: Ron Menezes Title: President and General Manager, Almirall, LLC

), Handbook of Pharmaceutical Excipients, 6th Ed., Pharmaceutical Press: London, UK (2009) Bonacucina, G., et al., “Characterization and Stability of Emulsion Gels Based on Acrylamide/Sodium Acryloyldimethyl Taurate Copolymer,” AAPS PharmaSciTech 10:368-375 (2009) (“Bonacucina”) U.S. Patent No. 5,863,560 (“Osborne II”) File History of U.S. Patent No. 9,517,219 Declaration of Elaine S. Gilmore, M.D., Ph.D.

Description Curriculum Vitae for Elaine S. Gilmore, M.D., Ph.D. Affidavit of Christopher Butler Intentionally left blank Wozel, D., “Innovative Use of Dapsone” Dermatol.

28: 599– 610 (2010) (“Wozel”) Thiboutot, D., et al., “Pharmacokinetics of Dapsone Gel, 5% for the Treatment of Acne Vulgaris” Clin.

46: 697- 712 (2007) (“Thiboutot”) Nguyen, R. and Su, J., “Treatment of Acne Vulgaris” Pediatrics and Child Health 21: 119-125 (2010) (“Nguyen”) Williams, H., et al., “Acne vulgaris” Lancet 379: 361–72 (2012) (“Williams”) Sepineo™ P 600 Brochure Barclay, L., “Use of Topical Corticosteroids for Dermatologic Conditions Reviewed” Medscape - Jan 21, 2009, accessed from https://www.medscape.com/viewarticle/587159_print (“Barclay”) Remington: The Science and Practice of Pharmacy, 21st Ed., Lippincott Williams & Wilkins: Baltimore, MD (2005) (“Remington”) Kim, J-Y., et al., “Rheological properties and microstructures of Carbopol gel network system,” Colloid.

Amneal Exhibit # Description 1034 Andersson, D., “Evonik-Degussa expands its cooperation with Alsiano,” Pharma & Healthcare News : 1-10 (2007) 10252301_1.docx

Mail Stop "PATENT BOARD" Patent Trial and Appeal Board U.S. Patent and Trademark Office P.O.

Amneal Pharmaceuticals ofNew York, LLC’S Power ofAttorney Amneal Pharmaceuticals LLC and Pursuant to 37 CPR.

§ 42.10(b), Petitioners, Amneal Pharmaceuticals LLC and Amneal Pharmaceuticals of New York, LLC appoint the following practitioners as their attorneys to transact all business in the United States Patent & Trademark Office associated with an inter partes review of US.

1191 Second Avenue, 10th Floor, Seattle, Washington 98101