IP Verse

CRRC Meishan Co. Ltd. et al. - IPR2026-00268

Explore the PTAB proceeding IPR2026-00268 filed by CRRC Meishan Co. Ltd. et al. on Feb 20, 2026. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number: IPR2026-00268
Filing Date: Feb 20, 2026
Petitioner: CRRC Meishan Co. Ltd. et al.
Status: Pending
Respondent Application Number: 17423980
Respondent Tech Center: 3600
Respondent Patent Number: 11885358

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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
Alert me when new update on this case
Notice: Notice filing date accorded	Feb 26, 2026	PAPER	BOARD
Notice: Power of Attorney	Feb 20, 2026	PAPER	PETITIONER
Petition: as filed	Feb 20, 2026	PAPER	PETITIONER
Ex. 1001 - US 11885358 - 358 Patent	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1002 - Claim Listing	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1003 - 11,885,358 File History	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1004 - FINAL Klopp Expert Declaration	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1005 - Klopp CV and Testimony	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1006 - Corbett 2018 - US20180111184A1	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1007 - Corbett 1981 - US4299519	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1008 - Hurd - US3820297A	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1009 - Sadri - US5178502	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1010 - Bobtail	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1011 - WayBack - Mina Ching Declaration	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1012 - Huck Bom-Brochure	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1013 - Howmet v. Stanley Complaint	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1014 - Docket Report - Howmet v. Stanley (25-cv-01335 DDE)	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1015 - 20140271024A1 (Jones)	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1016 - Titanium-Ti-6Al-4V-Grade-5-STA-Data-Sheet	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1017 - The Ultimate Guide to Tungsten Fasteners_ Durable Solutions	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1018 - Aerospace Fasteners - NAS Screws	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1019 - Tungsten Alloy Properties - Tungsten Ca..	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1020 - inconel-alloy-718	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1021 - US 4921384 (Nordyke 1)	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1022 - US 5213460 (Nordyke II)	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1023 - US 6241443 (Corbett 2001)	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1024 - ___h__h_o_howmet_bv17_bv13_flyer	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1025 - Excerpt - Shigleys_3rd_Section24_1	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1026 - ASME B18	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1027 - NAS1728	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1028 - SAE J429-2014	Feb 20, 2026	EXHIBIT	PETITIONER
Ex. 1029 - NASM21250_2013	Feb 20, 2026	EXHIBIT	PETITIONER