Merck Sharp & Dohme LLC v. Pogona, LLC - IPR2026-00221

Explore the PTAB proceeding IPR2026-00221 filed by Merck Sharp & Dohme LLC against Pogona, LLC on Jan 26, 2026. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2026-00221
Filing Date
Jan 26, 2026
Petitioner
Merck Sharp & Dohme LLC
Respondent
Pogona, LLC
Status
Discretionary Denial
Respondent Application Number
16089040
Respondent Tech Center
1600
Respondent Patent Number
11058757
Institution Decision Date
May 19, 2026
Termination Date
May 19, 2026

Decision Documents New

Decision documents related to this case provide insights into the outcomes of proceedings. These documents are crucial for understanding the legal determinations and implications for the parties involved.

Document NameFiling DateCategoryFiling Party

Director Discretionary Decision: Deny

May 19, 2026PAPERBOARD

Counsels Involved New

Details of counsels involved in proceeding number IPR2026-00221.

TypeName
Petitioner CounselHABER, BENJAMINet al
Respondent CounselSpires, Sarahet al

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

May 19, 2026PAPERBOARD

Patent Owner's Preliminary Response

Apr 29, 2026PAPERPATENT OWNER

Ex Parte Smith

Apr 29, 2026EXHIBITPATENT OWNER

Ex Parte Smith Appeal

Apr 29, 2026EXHIBITPATENT OWNER

Ex Parte Eckhardt

Apr 29, 2026EXHIBITPATENT OWNER

Ex Parte Eckhardt Appeal

Apr 29, 2026EXHIBITPATENT OWNER

US11400162

Apr 29, 2026EXHIBITPATENT OWNER

US8192746

Apr 29, 2026EXHIBITPATENT OWNER

Patent Owner's Updated Exhibit List

Apr 29, 2026PAPERPATENT OWNER

Motion to Seal

Apr 29, 2026PAPERPETITIONER

Petitioner’s Opposition to Patent Owner’s Discretionary Denial Brief [Under Seal]

Apr 29, 2026PAPERPETITIONER

Petitioner’s Opposition to Patent Owner’s Discretionary Denial Brief [Redacted]

Apr 29, 2026PAPERPETITIONER

Platt Declaration ISO Petitioner's Opposition to Patent Owner's Discretionary Denial Brief [Under Seal]

Apr 29, 2026EXHIBITPETITIONER

Platt Declaration ISO Petitioner's Opposition to Patent Owner's Discretionary Denial Brief [Redacted]

Apr 29, 2026EXHIBITPETITIONER

Heather Platt Curriculum Vitae

Apr 29, 2026EXHIBITPETITIONER

Merck Internal PowerPoint Presentation (Excerpt) [Under Seal]

Apr 29, 2026EXHIBITPETITIONER

’435 Application File History Update

Apr 29, 2026EXHIBITPETITIONER

’757 Patent Claim Comparison to ’435 Application

Apr 29, 2026EXHIBITPETITIONER

Stay Order

Apr 29, 2026EXHIBITPETITIONER

Federal Courts Management Statistics

Apr 29, 2026EXHIBITPETITIONER

FDA Approves CAPVAXIVE for Adult Pneumococcal Disease Prevention

Apr 29, 2026EXHIBITPETITIONER

U.S. Patent No. 9,399,060

Apr 29, 2026EXHIBITPETITIONER

Patent Owner's Discretionary Denial Brief

Mar 30, 2026PAPERPATENT OWNER

Declaration of Bruce D. Forrest in Support of Patent Owner's Discretionary Denial Brief

Mar 30, 2026EXHIBITPATENT OWNER

Email Correspondence

Mar 30, 2026EXHIBITPATENT OWNER

Email Correspondence

Mar 30, 2026EXHIBITPATENT OWNER

U.S. Patent No. 11,395,849

Mar 30, 2026EXHIBITPATENT OWNER

Information Disclosure Statement

Mar 30, 2026EXHIBITPATENT OWNER

District Court's Order

Mar 30, 2026EXHIBITPATENT OWNER

A. Matanock et al.

Mar 30, 2026EXHIBITPATENT OWNER

C. Whitney, Pneumococcal Vaccines for Older Adults

Mar 30, 2026EXHIBITPATENT OWNER

A. Matanock, Invasive Pneumococcal Disease in the U.S. - 2008-2016

Mar 30, 2026EXHIBITPATENT OWNER

Petitioner's Updated List of Exhibits

Mar 23, 2026PAPERPETITIONER

Sotera Stipulation Letter Regarding IPR Invalidity Grounds

Mar 23, 2026EXHIBITPETITIONER

Petitioner's Updated Mandatory Notices

Feb 19, 2026PAPERPETITIONER

Notice: Mandatory Notice

Feb 17, 2026PAPERPATENT OWNER

Notice: Power of Attorney

Feb 17, 2026PAPERPATENT OWNER

Notice: NOTICE OF FILING DATE ACCORDED TO PETITION AND TIME FOR FILING PATENT OWNER PRELIMINARY RESPONSE

Jan 29, 2026PAPERBOARD

Notice: Power of Attorney

Jan 26, 2026PAPERPETITIONER

Petition: as filed

Jan 26, 2026PAPERPETITIONER

U.S. Patent No. 11,058,757 (“the ’757 Patent”)

Jan 26, 2026EXHIBITPETITIONER

Declaration of Dr. Dennis Kasper

Jan 26, 2026EXHIBITPETITIONER

Curriculum Vitae of Dr. Dennis Kasper

Jan 26, 2026EXHIBITPETITIONER

Prosecution History of the ’757 Patent (Part 1 of 3)

Jan 26, 2026EXHIBITPETITIONER

Prosecution History of the ’757 Patent (Part 2 of 3)

Jan 26, 2026EXHIBITPETITIONER

Prosecution History of the ’757 Patent (Part 3 of 3)

Jan 26, 2026EXHIBITPETITIONER

International Publication No. WO 2014/118201 (“Porro”)

Jan 26, 2026EXHIBITPETITIONER

International Publication No. WO 2017/011338 (“Mekalanos”)

Jan 26, 2026EXHIBITPETITIONER

U.S. Patent No. 8,808,707 (“Siber”)

Jan 26, 2026EXHIBITPETITIONER

International Publication No. WO 2016/149771 (“Babb”)

Jan 26, 2026EXHIBITPETITIONER

International Publication No. WO 2016/207905 (“Matur”)

Jan 26, 2026EXHIBITPETITIONER

International Publication No. WO 2015/121783 (“Gu”)

Jan 26, 2026EXHIBITPETITIONER

Plotkin, Vaccines (6th ed. 2013)

Jan 26, 2026EXHIBITPETITIONER

Nahm, Pneumococcal Capsules, 28 Clin. Microbiol. Rev. 871 (2015)

Jan 26, 2026EXHIBITPETITIONER

Mekalanos Provisional Application No. 62/191,028

Jan 26, 2026EXHIBITPETITIONER

Mekalanos Redline with Provisional

Jan 26, 2026EXHIBITPETITIONER

Prosecution History of U.S. Application No. 17/347,435 (Part 1 of 4)

Jan 26, 2026EXHIBITPETITIONER

Prosecution History of U.S. Application No. 17/347,435 (Part 2 of 4)

Jan 26, 2026EXHIBITPETITIONER

Prosecution History of U.S. Application No. 17/347,435 (Part 3 of 4)

Jan 26, 2026EXHIBITPETITIONER

Prosecution History of U.S. Application No. 17/347,435 (Part 4 of 4)

Jan 26, 2026EXHIBITPETITIONER

PDR 2011 Prevnar 13, Physicians' Desk Reference (65th ed. 2011)

Jan 26, 2026EXHIBITPETITIONER

Wagenvoort, Risk of Invasive Pneumococcal Disease, 34 Vaccine (2016)

Jan 26, 2026EXHIBITPETITIONER

Dransfield, Pneumococcal Vaccine Response, 180 Am. J. Respir. (2009)

Jan 26, 2026EXHIBITPETITIONER

Domenech, Emerging Non-PCV13 Serotypes, 10 PLoS One (2015)

Jan 26, 2026EXHIBITPETITIONER

Richter, Pneumococcal Serotypes After PCV13, 58 Antimicrob. Agents (2014)

Jan 26, 2026EXHIBITPETITIONER

International Publication No. WO 2007/034280 (“Blay”)

Jan 26, 2026EXHIBITPETITIONER

International Publication No. WO 2006/065137 (“Nierop”)

Jan 26, 2026EXHIBITPETITIONER

Imöhl, Pneumococcal Meningitis in Germany, 15 BMC Infect. Dis. (2015)

Jan 26, 2026EXHIBITPETITIONER

Flasche, Pneumococcal Vaccination in England, 8 PLoS Med. (2011)

Jan 26, 2026EXHIBITPETITIONER

Mazmanian & Kasper, Bacterial Polysaccharides, 6 Nat. Rev. Immunol. (2006)

Jan 26, 2026EXHIBITPETITIONER

Bentley, Capsular Biosynthetic Locus, 2 PLoS Genet. (2006)

Jan 26, 2026EXHIBITPETITIONER

CDC, Explaining How Vaccines Work

Jan 26, 2026EXHIBITPETITIONER

Obaro, New Pneumococcal Vaccine, 8 Clin. Microbiol. Infect. (2002)

Jan 26, 2026EXHIBITPETITIONER

Mäkelä, Capsular Polysaccharide Vaccines, 12 Infection (1984)

Jan 26, 2026EXHIBITPETITIONER

Rappuoli, Mechanisms of Conjugate Vaccines, 116 PNAS (2019)

Jan 26, 2026EXHIBITPETITIONER

Avery & Goebel, Conjugated Carbohydrate-Proteins, 50 J. Exp. Med. (1929)

Jan 26, 2026EXHIBITPETITIONER

Anderson, HIB Capsular Antibodies in Infancy, 111 J. Pediatr. (1987)

Jan 26, 2026EXHIBITPETITIONER

Kniskern, Haemophilus influenzae Type b Vaccines, Vaccine Design (1995)

Jan 26, 2026EXHIBITPETITIONER

U.S. Patent No. 9,492,559 (“Emini”)

Jan 26, 2026EXHIBITPETITIONER

International Publication No. WO 2011/100151 A1 (“Caulfield”)

Jan 26, 2026EXHIBITPETITIONER

U.S. Patent No. 5,360,897 (“Anderson 1994”)

Jan 26, 2026EXHIBITPETITIONER

Payton, Lyophilized Vaccine Development, Practical Aspects (2022)

Jan 26, 2026EXHIBITPETITIONER

Lesinski, Novel Vaccine Strategies, 47 J. Microbiol. Methods (2001)

Jan 26, 2026EXHIBITPETITIONER

Mekalanos Claim Comparison with Provisional

Jan 26, 2026EXHIBITPETITIONER

Finn, Polysaccharide-Protein Conjugates, 70 Br. Med. Bull. (2004)

Jan 26, 2026EXHIBITPETITIONER

Kasper, GBS Polysaccharide-Tetanus Conjugate, 98 J. Clin. Invest. (1996)

Jan 26, 2026EXHIBITPETITIONER

Shinefield, S. aureus Vaccine, 346 N. Engl. J. Med. (2002)

Jan 26, 2026EXHIBITPETITIONER

Lin, Salmonella typhi Vi Conjugate Vaccine, 344 N. Engl. J. Med. (2001)

Jan 26, 2026EXHIBITPETITIONER

Morais, Glycoconjugate Vaccine Methods, 9 Bioengineering (2022)

Jan 26, 2026EXHIBITPETITIONER

Paoletti, GBS Tetravalent Conjugate Vaccine, 62 Infect. Immun. (1994)

Jan 26, 2026EXHIBITPETITIONER

Johnson, Pneumococcal Opsonophagocytosis, 180 J. Infect. Dis. (1999)

Jan 26, 2026EXHIBITPETITIONER

Burton, MOPA4 for Pneumococcal Antibodies, 13 Clin. Vaccine Immunol. (2006)

Jan 26, 2026EXHIBITPETITIONER

Malley, Serotype-Independent Pneumococcal Vaccines, 109 PNAS (2012)

Jan 26, 2026EXHIBITPETITIONER

International Publication No. WO 2017/067962 (“Bertaud”)

Jan 26, 2026EXHIBITPETITIONER

PDR 1979 Pneumovax, Physicians' Desk Reference (33d ed. 1979)

Jan 26, 2026EXHIBITPETITIONER

PDR 1990 Pneumovax 23, Physicians' Desk Reference (44th ed. 1990)

Jan 26, 2026EXHIBITPETITIONER

Mantis, B Cells & Antibodies, Encyclopedia of Microbiology (2019)

Jan 26, 2026EXHIBITPETITIONER

Sigurdardottir, 9vPnC-MnCC Vaccine Safety, 26 Vaccine (2008)

Jan 26, 2026EXHIBITPETITIONER

Satzke, Pneumococcal Serotypes 6C & 6D, 48 J. Clin. Microbiol. (2010)

Jan 26, 2026EXHIBITPETITIONER

Richter, Antimicrobial-Resistant S. pneumoniae in U.S. (2009)

Jan 26, 2026EXHIBITPETITIONER

Yao, Serogroup 6 S. pneumoniae in China, 70 Diag. Microbiol. (2011)

Jan 26, 2026EXHIBITPETITIONER

Calix, Pneumococcal Serotypes 11A, 11B, 11C, 11F, 193 J. Bacteriol. (2011)

Jan 26, 2026EXHIBITPETITIONER

ISDA Abstract, Emerging Pneumococcal Serotypes 6C & 23A (2011)

Jan 26, 2026EXHIBITPETITIONER