CrowdStrike, Inc. vs. Skysong Innovations, LLC

Explore the PTAB proceeding IPR2025-01397 filed by CrowdStrike, Inc. on 2025-08-15. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-01397

Filing Date

2025-08-15

Accorded Filing Date

2025-08-15

Institution Decision Date

2025-12-11

Last Modified Date

2026-02-19

Proceeding Type

IPR

Termination Date

2025-12-11

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

CrowdStrike, Inc.

Represented By

Hart, Paulet al

Patent Owner / Respondent

Skysong Innovations, LLC

Represented By

Kesan, Jayet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2400 - Computer Networks, Multiplex & Cybersecurity

Patent Information

1 Patent Involved

Respondent Application Number 15362730

Respondent Patent Number 10313385

External Links

Espacenet

Google Patents

Respondent Inventor Paulo Shakarian et al

Respondent Tech Center TC 2400 - Computer Networks, Multiplex & Cybersecurity

Address and Attorney/Agent Information

70 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name POLSINELLI PC (Main Customer Number)

Customer Number 27148

Address PO Box 140310, KANSAS CITY, MO, 64114-0310, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
38726	Ari Bai	602-650-0121
38993	Michael Pegues	214-397-0030
39078	Patrick Woolley	816-753-1000
39388	James Stipek	816-753-1000
40593	Kathryn Doty	618-692-2600
42503	Gregory Durbin	303-697-3988
42927	Tara Nealey	314-889-8000
43548	Kory Christensen	415-248-2139
44093	Darren Donnelly	650-461-7735
44166	Thomas Isaacson	443-964-2209
44738	Eric Hanson	404-253-6276
46353	Brian Diekhoff	314-889-8000
46393	Jiewen Davis	713-374-1692
47138	Peter Thurlow	212-413-2832
47496	John Cleary	212-413-2837
50565	Tam Thanh Pham	415-248-2116
50873	S Johnson	720-931-8134
51774	Roberta Hanson	720-931-1192
52016	Michelle Mcmullen	312-463-6303
54541	Michael Williamson	248-689-4071
55311	Andrea Porterfield	816-753-1000
55402	Michael Longmeyer	314-889-8000
56468	Andrew Weaver	713-374-1600
57952	Rebecca Mcfadyen	305-921-1816
58582	Simon Booth	202-772-1498
58653	William Dibianca	212-654-01999
59089	Jonathan Kirley	312-873-3624
59507	Derek Donahoe	720-931-8160
59844	Emily Peyser	206-393-5441
59914	Brian Mcknight	202-772-8485
60342	Patrick Muffo	312-873-2988
60558	Ron Galant	312-873-3633
60834	Rong Yang	310-229-1324
63021	Bradley Cardon	303-583-8233
63144	Jing He	720-931-8165
63316	Elton Dean Iii	314-889-8000
66950	Corey Casey	816-753-1000
66984	Taryn Elliott	303-583-8243
67531	Matthew Chung	202-626-8391
68060	Babak Monajemi	202-626-8314
70712	Joshua Pranckun	303-583-8269
70801	Timothy Fontes	602-650-2096
71844	Poornima Sukumar	336-406-6718
71896	Zachary Block	314-889-8000
72515	Jordan Riviello	212-684-01999
73071	Jeffrey Kuo	713-374-1600
73157	Kenneth Kahan Newton	206-393-5424
73210	Jacek Wnuk	415-248-2122
73649	Allison Krepel	314-889-8000
74314	David Mika	303-583-8253
75190	Paul Zarek	314-889-8000
75318	Samuel Hayim	480-650-7842
75861	Kurtis Anderson	305-921-1817
75910	Stephen Dew	404-253-6003
76102	Gholson Glass	713-374-1600
76369	Christian Lek	909-961-9988
76387	Elias Larson	312-460-5349
76809	Ruby Chung	415-248-2102
77040	Kevin Davis	310-229-1321
77180	Jose Jimenez Velez	212-413-2881
77605	Kendall Gurule	303-572-9300
77971	Blake Ronnebaum	816-572-4684
78601	Amelia Brooks	206-393-5400
79202	Megan Hart	314-889-8000
80192	Tori Sorensen	712-249-6590
80256	Derk Westermeyer	206-393-5400
81493	Trevor Wagner	602-650-2006
81538	Warefta Hasan	866-319-3188
82044	Michael Zawalski	314-889-8000
82923	Stephen Wellard	415-248-2120

Proceeding Documents

Notice: refund approved NOTICE

2026-02-19 FILING PARTY: BOARD

Download

Petitioner's Request for Refund of Post-Institution Fees OTHER

2026-02-05 FILING PARTY: PETITIONER

Download

Director Discretionary Decision: Deny RESPONSE

2025-12-11 FILING PARTY: BOARD

Download

1049

EX1049-Quantum Imaging, LLC v. Sony Interactive et al., No. 1:23-CV-1212- ADA-DTG, Dkt. 357 (W.D. Tex. Dec. 4, 2024) Exhibit

2025-11-19 FILING PARTY: PETITIONER

Download

1048

EX1048-Declaration of Dr. Shakarian in Related IPR2025-01170 (’897 IPR) Exhibit

2025-11-19 FILING PARTY: PETITIONER

Download

CrowdStrike, Inc. vs. Skysong Innovations, LLC

Proceeding Overview

Parties & Counsel

Petitioner

CrowdStrike, Inc.

Represented By

Patent Owner / Respondent

Skysong Innovations, LLC

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Notice: refund approved NOTICE

Petitioner's Request for Refund of Post-Institution Fees OTHER

Director Discretionary Decision: Deny RESPONSE

EX1049-Quantum Imaging, LLC v. Sony Interactive et al., No. 1:23-CV-1212- ADA-DTG, Dkt. 357 (W.D. Tex. Dec. 4, 2024) Exhibit

EX1048-Declaration of Dr. Shakarian in Related IPR2025-01170 (’897 IPR) Exhibit

Patent Owner Preliminary Response POPR

Petitioner's Opposition to Patent Owner's Request for Discretionary Denial RESPONSE

EX1047-’385 Patent Assignment to Skysong Innovations, LLC (Executed January 29, 2025) Exhibit

Declaration of Dr. Medvidovic Exhibit

EX1054-Virtamove, Corp. v. Google LLC, No. 7:24-cv-00033-DC-DTG, Dkt. 86 (W.D. Tex. Jan. 22, 2025) Order Granting Motion to Transfer Venue Exhibit

EX1051-U.S. District Courts Median Time to Trial During 12-Month Period Ending June 30, 2025 Exhibit

EX1055-Mobile Data Technologies LLC, v. Meta Platforms, Inc., No. 7:22- cv-00244-ADA-DTG, Dkt. 83 (W.D. Tex. Dec. 18, 2023) Order Granting Motion to Transfer Venue Exhibit

EX1056-Virtamove, Corp. v. Google LLC, No. 7:24-cv-00033-DC-DTG, Dkt. 102 (W.D. Tex. May 7, 2025) Order of Transfer Exhibit

EX1057-Standing Order Governing Proceedings (OGP) 4.4 – Patent Cases, Western District of Texas Waco Division Exhibit

EX1050-VOIP-PAL.com, Inc. v. Samsung Elecs. Co., Ltd., No. 6:21-cv-01246, Dkt. 46 (W.D. Tex. Nov. 30, 2021) Exhibit

EX1052-Skysong Innovations, LLC v. CrowdStrike, Inc. et al., No. 7:25-cv- 00040-DC-DTG, Dkt. 61 (W.D. Tex. Oct. 9, 2025) (Motion to Transfer) Exhibit

EX1053-Docket Navigator Page Showing Success Rate of Motions to Transfer for Judge Gilliland Exhibit

Table of CrowdStrike IPRs and Parallel District Litigation Schedules Exhibit

Civil Docket For Case #: 7:25-cv-00040-DC-DTG (“CrowdStrike Docket”) Exhibit

Skysong v. CrowdStrike, Dkt. No. 55, Scheduling Order Exhibit

Revision to Rules of Practice Before the Patent Trial and Appeal Board Exhibit

Skysong’s First Amended Complaint Exhibit

Declaration of Dr. Paulo Shakarian Exhibit

Civil Docket For Case # 225-cv-00098-JRG (“Fortinet Docket”) Exhibit

Executive Order No. 14,028 Exhibit

Patent Owner's Discretionary Denial Brief RESPONSE

Petitioner's Updated Exhibit List NOTICE

EX1046-Petitioner CrowdStrike, Inc.’s Notice of Sotera Plus Stipulation Exhibit

Notice: Mandatory Notice NOTICE

Notice: Power of Attorney NOTICE

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

EX1016-Md. Abu Kausar, Web Crawler: A Review, International Journal of Comp Exhibit

EX1008-U.S. Patent No. 9,471,777 to Juels et al. Exhibit

EX1020-Jorge Lucángeli Obes, Attack Planning in the Real World Exhibit

EX1014-Ritesh Kumar Tiwari, Cost Tradeoffs for Information Security Assuran Exhibit

EX1025-U.S. Patent Application Publication No. 2006/0021029 to Brickwell et Exhibit

EX1013-Assane Gueye and Vladimir Marbukh, A Game‑Theoretic Framework for Ne Exhibit

EX1021-Charlie Miller, The legitimate vulnerability market: inside the secr Exhibit

EX1022-Michael Chertoff, The Impact of the Dark Web on Internet Governance Exhibit

EX1024-Sushil Jajodia, Topological Analysis of Network Attack Vulnerability Exhibit

EX1045-Curriculum vitae (CV) of Dr. Erez Zadok Exhibit

Petition: as filed PETITION

EX1034-Yulei Zhang, Developing a Dark Web Collection and Infrastructure for Exhibit

EX1010-U.S. Patent Application Publication No. 2014/0137257 to Martinez et Exhibit

EX1002-File History of U.S. Patent No. 10,313,385 Exhibit

EX1030-Plaintiff’s Preliminary Infringement Contentions, Skysong Innovation Exhibit

EX1039-U.S. Patent Application Publication No. 2011/0191854 to Giakouminaki Exhibit

EX1029-Joint Task Force, Security and Privacy Controls for Federal Informat Exhibit

EX1036-Massimiliano Albanese, Time-Efficient and Cost-Effective Network Har Exhibit

EX1017-Seyed M. Mirtaheri, A Brief History of Web Crawlers, arXiv, https: Exhibit

EX1031-Declaration of June Munford Exhibit

EX1003_Declaration of Erez Zadok Exhibit

EX1023-Marco Carvalho, Automatic Discovery of Attack Messages and Pre- and Exhibit

EX1019-Jiang-Ming Yang, Incorporating Site-Level Knowledge for Incremental Exhibit

EX1033-U.S. Patent Application Publication No. 2016/0259943 to Murthy et al Exhibit

EX1041-Stefan Frei, Security Econometrics: The Dynamics of (In)Security, Ph Exhibit

EX1009-U.S. Patent Publication No. 2013/0198848 to Wolff Exhibit

EX1028-U.S. Patent Application Publication No. 2015/0040230 to Oliphant et Exhibit

EX1040-Gabriele Gianini, A Game Theoretic Approach to Vulnerability Patchin Exhibit

EX1035-Michael Felderer, A taxonomy of risk-based testing, International Jo Exhibit

EX1001-U.S. Patent No. 10,313,385 to Shakarian et al. Exhibit

EX1043-Famous Dark Net Marketplaces to but Exploits – 0 day Velnerabilitie Exhibit

EX1012-Microsoft Computer Dictionary, Microsoft Press, 4th ed. 201 (1999) Exhibit

EX1037-U.S. Patent No. 9,082,126 to Nielsen et al. Exhibit

EX1044-Peter Mell, Creating a Patch and Vulnerability Management Program Exhibit