The detailed information for PTAB case with proceeding number PGR2025-00017 filed by Merck Sharp & Dohme LLC against Halozyme, Inc. et al. on Jan 17, 2025. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
PGR2025-00017
Filing Date
Jan 17, 2025
Petitioner
Merck Sharp & Dohme LLC
Respondent
Halozyme, Inc. et al.
Status
Pending
Respondent Application Number
18068418
Respondent Tech Center
1600
Respondent Patent Number
12110520

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

Patent Owner's Sur-Reply to Petitioner's Reply to Patent Owner's Preliminary Response

Jul 22, 2025PAPERPATENT OWNER

Patent Owner's Updated Mandatory Notices

Jul 17, 2025PAPERPATENT OWNER

Petitioner's Reply in Support of Petition for Post Grant Review

Jul 8, 2025PAPERPETITIONER

Director Discretionary Decision: Refer

Jul 2, 2025PAPERBOARD

Petitioner's Updated Mandatory Notices

Jun 30, 2025PAPERPETITIONER

Patent Owner's Updated Power of Attorney

Jun 20, 2025PAPERPATENT OWNER

Patent Owner's Updated Mandatory Notices

Jun 20, 2025PAPERPATENT OWNER

EX2007 - Gifre 2017

Jun 11, 2025EXHIBITPATENT OWNER

EX2008 - Recombinant Drugs - Smithsonian Institution

Jun 11, 2025EXHIBITPATENT OWNER

EX2009 - Naz 2011

Jun 11, 2025EXHIBITPATENT OWNER

EX2010 - Primakoff 1988

Jun 11, 2025EXHIBITPATENT OWNER

EX2011 - Guinea Pig - Merriam-Webster 2010

Jun 11, 2025EXHIBITPATENT OWNER

EX2012 - Nature 2012

Jun 11, 2025EXHIBITPATENT OWNER

EX2013 - Lin 1993

Jun 11, 2025EXHIBITPATENT OWNER

EX2016 - Pils 2005

Jun 11, 2025EXHIBITPATENT OWNER

EX2064 - PGR2025-00053 Petition

Jun 11, 2025EXHIBITPATENT OWNER

EX2065 - PGR2025-00053 EX1003 - Hecht Declaration

Jun 11, 2025EXHIBITPATENT OWNER

EX2015 - USP7872107 File History (Part 1 of 3)

Jun 11, 2025EXHIBITPATENT OWNER

EX2015 - USP7872107 File History (Part 2 of 3)

Jun 11, 2025EXHIBITPATENT OWNER

EX2015 - USP7872107 File History (Part 3 of 3)

Jun 11, 2025EXHIBITPATENT OWNER

EX2055 - Triggs-Raine Declaration

Jun 11, 2025EXHIBITPATENT OWNER

Patent Owner's Preliminary Response

Jun 11, 2025PAPERPATENT OWNER

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

Jun 9, 2025PAPERPETITIONER

United States District Court – National Judicial Caseload Profile

Jun 9, 2025EXHIBITPETITIONER

Table Showing Outcomes of Disputed Motions to Stay Pending IPRs in DNJ

Jun 9, 2025EXHIBITPETITIONER

News Release: "Halozyme Raises 2025 Financial Guidance Ranges and Reports Strong First Quarter 2025 Results"

Jun 9, 2025EXHIBITPETITIONER

News Release: "Merck Breaks Ground on New $1 Billion Biologics Center of Excellence in Wilmington, Delaware"

Jun 9, 2025EXHIBITPETITIONER

Halozyme Therapeutics, Inc. Q1 2025 Earnings Call Transcript (May 6, 2025)

Jun 9, 2025EXHIBITPETITIONER

Patent Owner's Updated Power of Attorney

May 21, 2025PAPERPATENT OWNER

Patent Owner's Updated Mandatory Notices

May 21, 2025PAPERPATENT OWNER

EX2002 - Triggs-Raine CV

May 12, 2025EXHIBITPATENT OWNER

EX2003 - Disclaimer

May 12, 2025EXHIBITPATENT OWNER

EX2004 - Fierce Pharma

May 12, 2025EXHIBITPATENT OWNER

EX2005 - LinkedIn Profiles

May 12, 2025EXHIBITPATENT OWNER

EX2018 - Duterme 2009

May 12, 2025EXHIBITPATENT OWNER

EX2019 - Atmuri 2008

May 12, 2025EXHIBITPATENT OWNER

EX2020 - Hemming 2008

May 12, 2025EXHIBITPATENT OWNER

EX2021 - Miller 2008

May 12, 2025EXHIBITPATENT OWNER

EX2022 - Kaneiwa 2010

May 12, 2025EXHIBITPATENT OWNER

EX2023 - PGR2025-00004 Petition

May 12, 2025EXHIBITPATENT OWNER

EX2024 - PGR2025-00003 Petition

May 12, 2025EXHIBITPATENT OWNER

EX2025 - PGR2025-00009 Petition

May 12, 2025EXHIBITPATENT OWNER

EX2026 - PGR2025-00006 Petition

May 12, 2025EXHIBITPATENT OWNER

EX2027 - PGR2025-00030 Petition

May 12, 2025EXHIBITPATENT OWNER

EX2028 - PGR2025-00024 Petition

May 12, 2025EXHIBITPATENT OWNER

EX2029 - PGR2025-00004 EX1003 - Hecht Declaration

May 12, 2025EXHIBITPATENT OWNER

EX2030 - PGR2025-00003 EX1003 - Hecht Declaration

May 12, 2025EXHIBITPATENT OWNER

EX2031 - PGR2025-00009 EX1003 - Hecht Declaration

May 12, 2025EXHIBITPATENT OWNER

EX2032 - PGR2025-00006 EX1003 - Hecht Declaration

May 12, 2025EXHIBITPATENT OWNER

EX2033 - PGR2025-00030 EX1003 - Hecht Declaration

May 12, 2025EXHIBITPATENT OWNER

EX2034 - PGR2025-00024 EX1003 - Hecht Declaration

May 12, 2025EXHIBITPATENT OWNER

EX2035 - Lokeshwar 2002

May 12, 2025EXHIBITPATENT OWNER

EX2036 - PGR2025-00033 EX1003 - Hecht Declaration

May 12, 2025EXHIBITPATENT OWNER

EX2037 - PGR2025-00033 Petition

May 12, 2025EXHIBITPATENT OWNER

EX2038 - PGR2025-00039 EX1003 - Hecht Declaration

May 12, 2025EXHIBITPATENT OWNER

EX2039 - PGR2025-00039 Petition

May 12, 2025EXHIBITPATENT OWNER

EX2046 - 2023 Pharma 50

May 12, 2025EXHIBITPATENT OWNER

EX2047 - Merck Financial Results

May 12, 2025EXHIBITPATENT OWNER

EX2048 - Products List - Merck.com

May 12, 2025EXHIBITPATENT OWNER

EX2050 - Merck Market Cap Nasdaq

May 12, 2025EXHIBITPATENT OWNER

EX2051 - Halozume Market Cap Nasdaq

May 12, 2025EXHIBITPATENT OWNER

EX2052 - Halozyme News Revenue

May 12, 2025EXHIBITPATENT OWNER

EX2053 - Halozyme - Commercial Products

May 12, 2025EXHIBITPATENT OWNER

EX2054 - Halozyme About Us

May 12, 2025EXHIBITPATENT OWNER

EX2056 - PGR2025-00042 Petition

May 12, 2025EXHIBITPATENT OWNER

EX2057 - PGR2025-00042 EX1003 - Hecht Declaration

May 12, 2025EXHIBITPATENT OWNER

EX2058 - District Court Complaint

May 12, 2025EXHIBITPATENT OWNER

EX2059 - Alteogen announces amendment to license agreement with MSD

May 12, 2025EXHIBITPATENT OWNER

EX2060 - PGR2025-00046 Petition

May 12, 2025EXHIBITPATENT OWNER

EX2061 - PGR2025-00046 EX1003 - Hecht Declaration

May 12, 2025EXHIBITPATENT OWNER

EX2062 - PGR2025-00050 Petition

May 12, 2025EXHIBITPATENT OWNER

EX2063 - PGR2025-00050 EX1003 - Hecht Declaration

May 12, 2025EXHIBITPATENT OWNER

Patent Owner Discretionary Denial Brief

May 12, 2025PAPERPATENT OWNER

EX2001 - Triggs-Raine Declaration ISO Patent Owner Discretionary Denial Brief

May 12, 2025EXHIBITPATENT OWNER

EX2006 - Sequence Listing

May 12, 2025EXHIBITPATENT OWNER

Patent Owner's Updated Mandatory Notices

May 5, 2025PAPERPATENT OWNER

Petitioner's Updates to Mandatory Notices

Apr 30, 2025PAPERPETITIONER

Patent Owner's Updated Mandatory Notices

Apr 18, 2025PAPERPATENT OWNER

Petitioner's Updates to Mandatory Notices

Apr 16, 2025PAPERPETITIONER

Patent Owner's Updated Mandatory Notices

Apr 10, 2025PAPERPATENT OWNER

Order: Granting Petitioner's Motions for Pro Hac Vice Admission of Leif E. Peterson, II - 37 CFR 42.10

Apr 2, 2025PAPERBOARD

Petitioner's Motion for Pro Hac Vice Admission of Leif E. Peterson, II

Mar 24, 2025PAPERPETITIONER

Declaration of Leif E. Peterson, II

Mar 24, 2025EXHIBITPETITIONER

Patent Owner's Updated Mandatory Notices

Mar 18, 2025PAPERPATENT OWNER

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

Mar 11, 2025PAPERBOARD

Patent Owner's Updated Mandatory Notices

Mar 4, 2025PAPERPATENT OWNER

Patent Owner's Updated Mandatory Notices

Feb 18, 2025PAPERPATENT OWNER

Petitioner's Updates to Mandatory Notices

Feb 6, 2025PAPERPETITIONER

Patent Owner's Power of Attorney

Jan 29, 2025PAPERPATENT OWNER

Patent Owner's Mandatory Notices

Jan 29, 2025PAPERPATENT OWNER

U.S. Patent No. 12,110,520

Jan 17, 2025EXHIBITPETITIONER

File History of U.S. Patent No. 12,110,520 Part 1

Jan 17, 2025EXHIBITPETITIONER

File History of U.S. Patent No. 12,110,520 Part 2

Jan 17, 2025EXHIBITPETITIONER

U.S. Patent No. 7,767,429

Jan 17, 2025EXHIBITPETITIONER

Chao, Structure of Human Hyaluronidase-1 (2007)

Jan 17, 2025EXHIBITPETITIONER

WO/2010/077297, published July 8, 2010

Jan 17, 2025EXHIBITPETITIONER

Stern, The Hyaluronidases: Their Genomics, Structures, & Mechanisms (2006)

Jan 17, 2025EXHIBITPETITIONER

Jedzrejas, Structures of Vertebrate Hyaluronidases (2005)

Jan 17, 2025EXHIBITPETITIONER

Zhang, Hyaluronidase Activity of Human Hyal1 (2009)

Jan 17, 2025EXHIBITPETITIONER

Arming, In vitro Mutagenesis of PH-20 Hyaluronidase from Human Sperm (1997)

Jan 17, 2025EXHIBITPETITIONER

Bordoli, Protein Structure Homology Modeling Using SWISSMODEL (2008)

Jan 17, 2025EXHIBITPETITIONER

Frost, Recombinant Human Hyaluronidase (rHuPH20) (2007)

Jan 17, 2025EXHIBITPETITIONER

Brandon & Tooze, Introduction to Protein Structure (1999) Part 1

Jan 17, 2025EXHIBITPETITIONER

Brandon & Tooze, Introduction to Protein Structure (1999) Part 2

Jan 17, 2025EXHIBITPETITIONER

Steipe, Consensus-Based Engineering of Protein Stability (2004)

Jan 17, 2025EXHIBITPETITIONER

Green, Computer Graphics, Homology Modeling, and Bioinformatics (2010)

Jan 17, 2025EXHIBITPETITIONER

Chica, Semi-rational Approaches to Engineering Enzyme Activity (2005)

Jan 17, 2025EXHIBITPETITIONER

Hardy, Assessment of Contraceptive Vaccines Based on Recombinant Mouse Sper

Jan 17, 2025EXHIBITPETITIONER

Pomering, Restricted Entry of IgG (2002)

Jan 17, 2025EXHIBITPETITIONER

Baba, Mouse Sperm Lacking Cell Surface Hyaluronidase PH-20 (2002)

Jan 17, 2025EXHIBITPETITIONER

Primakoff, Reversible Contraceptive Effect of PH-20 Immunization (1997)

Jan 17, 2025EXHIBITPETITIONER

Tung, Mechanism of Infertility in Male Guinea Pigs Immunized with Sperm

Jan 17, 2025EXHIBITPETITIONER

Rosengren, Recombinant Human PH20 (2018)

Jan 17, 2025EXHIBITPETITIONER

U.S. Patent No. 9,447,401

Jan 17, 2025EXHIBITPETITIONER

U.S. Patent Application No. 13/694,731

Jan 17, 2025EXHIBITPETITIONER

Gmachl, The Human Sperm Protein PH-20 Has Hyaluronidase Activity (1993)

Jan 17, 2025EXHIBITPETITIONER

Sills, "Retraction," Science, 319:569 (2008)

Jan 17, 2025EXHIBITPETITIONER

Yue, Loss of Protein Structure Stability as a Major Causative Factor (2005)

Jan 17, 2025EXHIBITPETITIONER

Wang & Moult, SNPs, Protein Structure, and Disease (2001)

Jan 17, 2025EXHIBITPETITIONER

Marković-Housley, Crystal Structure of Hyaluronidase (2000)

Jan 17, 2025EXHIBITPETITIONER

"Negative Results," Nature: Editorials, 453:258 (2008)

Jan 17, 2025EXHIBITPETITIONER

Lins, Analysis of Accessible Surface of Residues in Proteins (2003)

Jan 17, 2025EXHIBITPETITIONER

Hayden, Chemistry: Designer Debacle (2008)

Jan 17, 2025EXHIBITPETITIONER

Benkert, Toward the Estimation of the Absolute Quality (2010)

Jan 17, 2025EXHIBITPETITIONER

Schwede, SWISS-MODEL: An Automated Protein Homology-Modeling Server (2003)

Jan 17, 2025EXHIBITPETITIONER

Alberts, Molecular Biology of the Cell, Chapter 3 (2007)

Jan 17, 2025EXHIBITPETITIONER

He, NMR Structures of Two Designed Proteins with High Sequence Identity

Jan 17, 2025EXHIBITPETITIONER

Alexander, A Minimal Sequence Code for Switching Protein Structure (2009)

Jan 17, 2025EXHIBITPETITIONER

Ruan, Design & Characterization of a Protein Fold Switching Network (2023)

Jan 17, 2025EXHIBITPETITIONER

Sievers, Fast, Scalable Generation of High-Quality Protein (2011)

Jan 17, 2025EXHIBITPETITIONER

Mihel, PSAIA – Protein Structure and Interaction Analyzer (2008)

Jan 17, 2025EXHIBITPETITIONER

Redline Comparison of the ’731 and ’520 Specifications

Jan 17, 2025EXHIBITPETITIONER

Beasley & Hecht, Protein Design: The Choice of de Novo Sequences (1997)

Jan 17, 2025EXHIBITPETITIONER

Xiong, Periodicity of Polar and Nonpolar Amino Acids (1995)

Jan 17, 2025EXHIBITPETITIONER

Hayden, Key Protein-Design Papers Challenged (2009)

Jan 17, 2025EXHIBITPETITIONER

KEGG, DRUG: Hyaluronidase (human recombinant)

Jan 17, 2025EXHIBITPETITIONER

Pace & Scholtz, A Helix Propensity Scale (1998)

Jan 17, 2025EXHIBITPETITIONER

U.S. Patent Application No. 61/631,313

Jan 17, 2025EXHIBITPETITIONER

U.S. Patent Application No. 61/796,208

Jan 17, 2025EXHIBITPETITIONER

Hom_pre2011

Jan 17, 2025EXHIBITPETITIONER

Hom_pre2011_header

Jan 17, 2025EXHIBITPETITIONER

Hom_pre2011_header_clean

Jan 17, 2025EXHIBITPETITIONER

Hom_pre2011.fasta

Jan 17, 2025EXHIBITPETITIONER

Ph20_pre2011.aln-clustal_num

Jan 17, 2025EXHIBITPETITIONER

Ph20_pre2011 Alignment html

Jan 17, 2025EXHIBITPETITIONER

Leisola & Turunen, Protein Engineering: Opportunities and Challenges (2007)

Jan 17, 2025EXHIBITPETITIONER

Hecht, De Novo Proteins from Designed Combinatorial Libraries (2004)

Jan 17, 2025EXHIBITPETITIONER

Rosengren, Clinical Immunogenicity of rHuPH20 (2015)

Jan 17, 2025EXHIBITPETITIONER

Collection of BLAST Webpages from the Internet Archive

Jan 17, 2025EXHIBITPETITIONER

Collection of Clustal Omega Webpages from the Internet Archive

Jan 17, 2025EXHIBITPETITIONER

Collection of SWISS-MODEL Webpages from the Internet Archive

Jan 17, 2025EXHIBITPETITIONER

Collection of PyMol Webpages from the Internet Archive

Jan 17, 2025EXHIBITPETITIONER

Swiss Model Printout of PH20 Model

Jan 17, 2025EXHIBITPETITIONER

Swiss Model Printout of PH20 Model with E324D Mutation

Jan 17, 2025EXHIBITPETITIONER

Swiss Model Printout of PH20 Model with E324N Mutation

Jan 17, 2025EXHIBITPETITIONER

Swiss Model Printout of PH20 Model with E324R Mutation

Jan 17, 2025EXHIBITPETITIONER

Swiss Model Printout of PH20 Model with E324A Mutation

Jan 17, 2025EXHIBITPETITIONER

Swiss Model Printout of PH20 Model with E324H Mutation

Jan 17, 2025EXHIBITPETITIONER

Swiss Model Printout of PH20 Model with E324S Mutation

Jan 17, 2025EXHIBITPETITIONER

Declaration of Dr. Michael Hecht

Jan 17, 2025EXHIBITPETITIONER

Declaration of Dr. Sheldon Park

Jan 17, 2025EXHIBITPETITIONER

Table Associating ’520 Patent to Corresponding ’731 Application

Jan 17, 2025EXHIBITPETITIONER

Declaration of Jeffrey P. Kushan

Jan 17, 2025EXHIBITPETITIONER

Petition for Post Grant Review of U.S. Patent No. 12,110,520

Jan 17, 2025PAPERPETITIONER

Petitioner's Power of Attorney

Jan 17, 2025PAPERPETITIONER