Headwater Research LLC v. AT&T Services, Inc. et al
Plaintiff: Headwater Research LLC
Defendant: AT&T Services, Inc., AT&T Mobility, LLC and AT&T Enterprises LLC
Case Number: 2:2025cv00711
Filed: July 11, 2025
Court: U.S. District Court for the Eastern District of Texas
Presiding Judge: Rodney Gilstrap
Referring Judge: Roy S Payne
Nature of Suit: Patent
Cause of Action: 35 U.S.C. ยง 271 Patent Infringement
Jury Demanded By: Plaintiff
Docket Report

This docket was last retrieved on September 30, 2025. A more recent docket listing may be available from PACER.

Date Filed Document Text
September 30, 2025 Filing 9 Notice of Filing of Patent/Trademark Form (AO 120). AO 120 emailed to the Director of the U.S. Patent and Trademark Office. (KLC)
September 30, 2025 Opinion or Order Filing 8 ORDER DISMISSING CASE. Signed by District Judge Rodney Gilstrap on 09/29/2025. (KLC)
September 15, 2025 Filing 7 NOTICE of Voluntary Dismissal by Headwater Research LLC (Fenster, Marc)
August 7, 2025 Filing 6 Unopposed Application for Extension of Time to Answer Complaint is granted. AT&T Enterprises LLC answer is now due 9/29/2025; AT&T Mobility, LLC answer is now due 9/29/2025; AT&T Services, Inc. answer is now due 9/29/2025. (Text entry only, no document attached.)(mdj)
August 7, 2025 Filing 5 Unopposed Application for Extension of Time to Answer Complaint filed by AT&T Enterprises LLC, AT&T Mobility, LLC, AT&T Services, Inc.. Summons originally served on 7/23/2025. Agreed new answer date is 9/29/2025.(Dacus, Deron)
July 21, 2025 Filing 4 SUMMONS Issued as to AT&T Enterprises LLC, AT&T Mobility, LLC, AT&T Services, Inc.. (Attachments: #1 Additional Attachment(s), #2 Additional Attachment(s))(mdj)
July 14, 2025 District Judge Rodney Gilstrap and Magistrate Judge Roy S. Payne added. (mdj)
July 11, 2025 Filing 3 Fed. R. Civ. P. 7.1(a)(1) Disclosure Statement filed by Headwater Research LLC (Fenster, Marc)
July 11, 2025 Filing 2 Notice of Filing of Patent/Trademark Form (AO 120). AO 120 emailed to the Director of the U.S. Patent and Trademark Office. (Fenster, Marc)
July 11, 2025 Filing 1 COMPLAINT FOR PATENT INFRINGEMENT against AT&T Enterprises LLC, AT&T Mobility, LLC, AT&T Services, Inc. ( Filing fee $ 405 receipt number ATXEDC-10956102.), filed by Headwater Research LLC. (Attachments: #1 Exhibit 1, #2 Exhibit 2, #3 Exhibit 3, #4 Exhibit 4, #5 Exhibit 5, #6 Exhibit 6, #7 Civil Cover Sheet)(Fenster, Marc)

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Plaintiff: Headwater Research LLC
Represented By: Marc A Fenster
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Defendant: AT&T Services, Inc.
Represented By: Deron R Dacus
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Defendant: AT&T Mobility, LLC
Represented By: Deron R Dacus
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Defendant: AT&T Enterprises LLC
Represented By: Deron R Dacus
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