IP Verse

Apple Inc. v. HBCU MESSAGING US LP - IPR2026-00105

Explore the PTAB proceeding IPR2026-00105 filed by Apple Inc. against HBCU MESSAGING US LP on Oct 31, 2025. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number: IPR2026-00105
Filing Date: Oct 31, 2025
Petitioner: Apple Inc.
Respondent: HBCU MESSAGING US LP
Status: Pending
Respondent Application Number: 18143387
Respondent Tech Center: 2600
Respondent Patent Number: 11991600

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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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Email Correspondence	Jan 27, 2026	EXHIBIT	BOARD
Patent Owner's Corrected Discretionary Denial Briefing	Jan 27, 2026	PAPER	PATENT OWNER
EXPUNGED	Jan 7, 2026	PAPER	PATENT OWNER
Apple’s U.S. Pat. No. 12,262,197	Jan 7, 2026	EXHIBIT	PATENT OWNER
Apple’s U.S. Pat. No. 11,775,145	Jan 7, 2026	EXHIBIT	PATENT OWNER
Apple’s patent U.S. Pat. No. 11,743,375	Jan 7, 2026	EXHIBIT	PATENT OWNER
Apple’s patent U.S. Pat. No. 12,265,696	Jan 7, 2026	EXHIBIT	PATENT OWNER
Apple’s patent U.S. Pat. No. 12,348,663	Jan 7, 2026	EXHIBIT	PATENT OWNER
Apple’s patent U.S. Pat. No. 11,775,145	Jan 7, 2026	EXHIBIT	PATENT OWNER
HBCU_App0001293-1297 (IDS listing WO 2004/061583 “Tsampalis PCT” on HBCU-App_0001294.)	Jan 7, 2026	EXHIBIT	PATENT OWNER
Tsampalis PCT reference WO 2004/061583	Jan 7, 2026	EXHIBIT	PATENT OWNER
WO 2005/018257 (“Maanitty”)	Jan 7, 2026	EXHIBIT	PATENT OWNER
U.S. Pub. No. 2006/0056309	Jan 7, 2026	EXHIBIT	PATENT OWNER
BGH, Judgment of December 15, 2020 - X ZR 120/18 - Federal Patent Court	Jan 7, 2026	EXHIBIT	PATENT OWNER
EP 2 177 072 (DE document number 60 2008 022 036.2, Nullity Actions	Jan 7, 2026	EXHIBIT	PATENT OWNER
District Court First Amended Complaint, Dkt. 32	Jan 7, 2026	EXHIBIT	PATENT OWNER
District Court Case, Dkt. 49	Jan 7, 2026	EXHIBIT	PATENT OWNER
Apple’s Initial Invalidity Contentions	Jan 7, 2026	EXHIBIT	PATENT OWNER
District Court Case Dkt. 61, HBCU Claim Construction Opening Brief	Jan 7, 2026	EXHIBIT	PATENT OWNER
Apple Inc. (AAPL) stock price, news, Quote & History, Yahoo Finance, https://finance.yahoo.com/quote/AAPL/key-statistics/ (last accessed Jan 6, 2026)	Jan 7, 2026	EXHIBIT	PATENT OWNER
List of countries by GDP (nominal), Wikipedia (2026), https://en.wikipedia.org/wiki/List_of_countries_by_GDP_(nominal) (last accessed Jan 6, 2026)	Jan 7, 2026	EXHIBIT	PATENT OWNER
Examiner Search History from 600 Patent File History	Jan 7, 2026	EXHIBIT	PATENT OWNER
U.S. District Judge Alan Albright Standing Order Governing Patent Proceedings	Jan 7, 2026	EXHIBIT	PATENT OWNER
District Court Original Complaint, Dkt. 1	Jan 7, 2026	EXHIBIT	PATENT OWNER
Petitioner's Updated Exhibit List	Nov 26, 2025	PAPER	PETITIONER
Stipulation dated November 26, 2025	Nov 26, 2025	EXHIBIT	PETITIONER
Notice: Mandatory Notice	Nov 21, 2025	PAPER	PATENT OWNER
Notice: Power of Attorney	Nov 21, 2025	PAPER	PATENT OWNER
Notice: Notice filing date accorded	Nov 7, 2025	PAPER	BOARD
U.S. Patent No. 11,991,600	Oct 31, 2025	EXHIBIT	PETITIONER
File History of U.S. Patent No. 11,991,600	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2007/0254681 Horvath	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2004/0203956 Tsampalis	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2002/0173308 Dorenbosch	Oct 31, 2025	EXHIBIT	PETITIONER
Chatterjee_Instant Messaging	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2005/0243978 Son	Oct 31, 2025	EXHIBIT	PETITIONER
UK Pub. No. 2432482 Beaumont	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Patent No. 6,940,844 Purkayastha	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Patent No. 7,702,342 Duan	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2006/0286984 Bonner	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Patent No. 7,236,472 Lazaridis	Oct 31, 2025	EXHIBIT	PETITIONER
Qi_Multimedia Messaging Service	Oct 31, 2025	EXHIBIT	PETITIONER
RFC 3261_Part 1 of 2	Oct 31, 2025	EXHIBIT	PETITIONER
RFC 3261_Part 2 of 2	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. US 2008/0261577 Celik	Oct 31, 2025	EXHIBIT	PETITIONER
T-Mobile webpage	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. US 2008/0153459 Kansal	Oct 31, 2025	EXHIBIT	PETITIONER
Trillian Pro v1.0 webpage	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2007/0054627 Wormald	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2008/0120427 Ramanathan	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2002/0062345 Guedalia	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2005/0233737 Lin	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2008/0176538 Terrill	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Patent No. 9,036,620 Procopio	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Patent. No. 9,467,530 Belimpasakis	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Patent No. 7,069,008 Hill	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2005/0125547 Ahonen	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2005/0002407 Shaheen	Oct 31, 2025	EXHIBIT	PETITIONER
WO 01/41477 Lee	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2007/0290787 Fiatal	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2009/0325609 Rosen	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Patent No. 7,117,445 Berger	Oct 31, 2025	EXHIBIT	PETITIONER
RFC 3680	Oct 31, 2025	EXHIBIT	PETITIONER
IMS Share Technote	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2006/0036857 Hwang	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2002/0006793 Kun-Szabo	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Patent No. 6,678,524 Hansson	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2007/0004461 Bathina	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No 2008/0307487 Choyi	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2008/0310425 Nath	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2004/0005875 Ko	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2008/0263137 Pattison	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2014/0258423 Schaedler	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2008/0311888 Ku	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2008/0192770 Burrows	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2006/0264213 Thompson	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2009/0280779 Torres	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2009/0220091 Howard	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2008/0039081 Ma	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2008/0045214 Wen	Oct 31, 2025	EXHIBIT	PETITIONER
U.S. Pub. No. 2006/0185003 Laitinen	Oct 31, 2025	EXHIBIT	PETITIONER
Complaint_1-24-cv-01199	Oct 31, 2025	EXHIBIT	PETITIONER
Infringement Charts of the '600 Patent	Oct 31, 2025	EXHIBIT	PETITIONER
Power of Attorney	Oct 31, 2025	PAPER	PETITIONER
Expert Declaration of Dr. Patrick Traynor, Ph.D.	Oct 31, 2025	EXHIBIT	PETITIONER
Petition: as filed	Oct 31, 2025	PAPER	PETITIONER