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Sarepta Therapeutics, Inc. et al. v. Genzyme Corporation et al. - IPR2026-00270

Explore the PTAB proceeding IPR2026-00270 filed by Sarepta Therapeutics, Inc. et al. against Genzyme Corporation et al. on Feb 26, 2026. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number: IPR2026-00270
Filing Date: Feb 26, 2026
Petitioner: Sarepta Therapeutics, Inc. et al.
Respondent: Genzyme Corporation et al.
Status: Pending
Respondent Application Number: 19013863
Respondent Tech Center: 1700
Respondent Patent Number: 12298313

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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.

Show Exhibit Documents

Document Name	Filing Date	Category	Filing Party
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Patent Owner's Updated Mandatory Notices	Jun 8, 2026	PAPER	PATENT OWNER
Petitioner's Opposition to Discretionary Denial Brief	Jun 5, 2026	PAPER	PETITIONER
Ex. 1041	Jun 5, 2026	EXHIBIT	PETITIONER
Ex. 1042	Jun 5, 2026	EXHIBIT	PETITIONER
Ex. 1043	Jun 5, 2026	EXHIBIT	PETITIONER
Ex. 1044	Jun 5, 2026	EXHIBIT	PETITIONER
Ex. 1045	Jun 5, 2026	EXHIBIT	PETITIONER
Ex. 1046	Jun 5, 2026	EXHIBIT	PETITIONER
Ex. 1047	Jun 5, 2026	EXHIBIT	PETITIONER
Ex. 1048	Jun 5, 2026	EXHIBIT	PETITIONER
Ex. 1049	Jun 5, 2026	EXHIBIT	PETITIONER
Ex. 1050	Jun 5, 2026	EXHIBIT	PETITIONER
Patent Owner's Preliminary Response	Jun 5, 2026	PAPER	PATENT OWNER
Declaration of John A. McLean, Ph.D.	Jun 5, 2026	EXHIBIT	PATENT OWNER
Curriculum Vitae of John A. McLean, Ph.D.	Jun 5, 2026	EXHIBIT	PATENT OWNER
Wörner and Heck et al., “Adeno-associated virus capsid assembly is divergent and stochastic,”	Jun 5, 2026	EXHIBIT	PATENT OWNER
Kontogiannis et al., “Characterization of AAV vectors: A review of analytical techniques and critical quality attributes,”	Jun 5, 2026	EXHIBIT	PATENT OWNER
Salganik et al., “Evidence for pH-Dependent Protease Activity in the Adeno-Associated Virus Capsid,”	Jun 5, 2026	EXHIBIT	PATENT OWNER
Supplemental Materials to Ansong et al., “Top-down proteomics reveals a unique protein S-thiolation switch in Salmonella Typhimurium in response to infection-like conditions,”	Jun 5, 2026	EXHIBIT	PATENT OWNER
Lancaster and Ha et al., “Characterization of N-glycosylation profiles from mammalian and insect derived chikungunya VLP,”	Jun 5, 2026	EXHIBIT	PATENT OWNER
ICH Harmonised Tripartite Guideline: Validation of Analytical Procedures: Text and Methodology Q2(R1)	Jun 5, 2026	EXHIBIT	PATENT OWNER
Boys et al., “Protein Oxidative Modifications During Electrospray Ionization: Solution Phase Electrochemistry or Corona Discharge-Induced Radical Attack?,”	Jun 5, 2026	EXHIBIT	PATENT OWNER
Knolhoff, Callahan, and Croley, “Mass Accuracy and Isotopic Abundance Measurements for HR-MS Instrumentation: Capabilities for Non-Targeted Analyses,”	Jun 5, 2026	EXHIBIT	PATENT OWNER
Valeja et al., “Three Dimensional Liquid Chromatography Coupling IEC/HIC/RPC for Effective Protein Separation in Top-Down Proteomics,”	Jun 5, 2026	EXHIBIT	PATENT OWNER
Han, Aslanian, & Yates, “Mass spectrometry for proteomics,”	Jun 5, 2026	EXHIBIT	PATENT OWNER
May & McLean, “Advanced Multidimensional Separations in Mass Spectrometry: Navigating the Big Data Deluge,”	Jun 5, 2026	EXHIBIT	PATENT OWNER
Wright & Wright, “Advances in LC: Bioanalytical Method Transfer,”	Jun 5, 2026	EXHIBIT	PATENT OWNER
Patent Owner's Request for Discretionary Denial	May 5, 2026	PAPER	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 78	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 59	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 68	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 28	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 35	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 37	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 45	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 67	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 83	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 87	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 91	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 92	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 99	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 102	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 110	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 76	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) - Defendant’s Supplemental Initial Invalidity Contentions	May 5, 2026	EXHIBIT	PATENT OWNER
US Patent 11,698,377	May 5, 2026	EXHIBIT	PATENT OWNER
US Patent 11,698,377 File History	May 5, 2026	EXHIBIT	PATENT OWNER
Vliet	May 5, 2026	EXHIBIT	PATENT OWNER
Bark	May 5, 2026	EXHIBIT	PATENT OWNER
Genzyme Corporation v. Sarepta Therapeutics Inc. (1:24-cv-00882) D.I. 162	May 5, 2026	EXHIBIT	PATENT OWNER
Petitioner's Sotera Stipulation	Mar 24, 2026	PAPER	PETITIONER
Notice of Intent to Designate Katherine Helm as Back-Up Counsel	Mar 23, 2026	PAPER	PATENT OWNER
Declaration of Katherine Helm	Mar 23, 2026	EXHIBIT	PATENT OWNER
Notice: Power of Attorney	Mar 19, 2026	PAPER	PATENT OWNER
Notice: Mandatory Notice	Mar 19, 2026	PAPER	PATENT OWNER
Notice: NOTICE OF FILING DATE ACCORDED TO PETITION AND TIME FOR FILING PATENT OWNER PRELIMINARY RESPONSE	Mar 5, 2026	PAPER	BOARD
Petition: as filed	Feb 26, 2026	PAPER	PETITIONER
Notice: Power of Attorney	Feb 26, 2026	PAPER	PETITIONER
Ex. 1001	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1002	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1003	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1004	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1005	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1006	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1007	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1008	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1009	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1010	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1011	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1012	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1013	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1014	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1015	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1016	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1017	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1018	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1019	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1020	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1021	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1022	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1023	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1024	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1025	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1026	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1027	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1028	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1029	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1030	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1031	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1032	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1033	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1034	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1035	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1036	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1037	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1038	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1039	Feb 26, 2026	EXHIBIT	PETITIONER
Ex. 1040	Feb 26, 2026	EXHIBIT	PETITIONER