Fischer, et al v. XTO Energy, et al
Plaintiff: FRED A. FISCHER, ROGER A. FISCHER and CHIEFTAIN ROYALTY COMPANY
Defendant: XTO ENERGY, INC., (including predecessors, successors, and affiliates)
Appellee: EXXON MOBIL CORPORATION and EXXON MOBIL OIL CORPORATION
Case Number: 25-7072
Filed: September 9, 2025
Court: U.S. Court of Appeals, Tenth Circuit
Nature of Suit: Other Contract Actions

Opinions

We have the following opinions for this case:

Date Filed Description
August 28, 2026 Summary Fischer v. XTO Energy

Docket Report

This docket was last retrieved on February 18, 2026. A more recent docket listing may be available from PACER.

Date Filed Document Text
February 18, 2026 Filing 41 [11256916] Paper copies of appellees' brief received from Exxon Mobil Corporation, Exxon Mobil Oil Corporation and XTO Energy, Inc. [25-7072] [Entered: 02/18/2026 10:49 AM]
February 17, 2026 Filing 40 [11256565] Paper copies of appellant's opening and reply briefs received from Fred A. Fischer and Roger A. Fischer. [25-7072] [Entered: 02/17/2026 12:14 PM]
February 13, 2026 Filing 39 [11256104] Minute order filed - Pursuant to 10th Cir. R. 31.5, paper copies of all merits briefs that have not already been submitted are now due. This directive extends to briefs not yet filed but does not extend to any appendix volumes filed. Paper copies of briefs not yet filed will be due 5 days after filing of the electronic versions. All copies must be exact replicas of the electronic filing(s), including all attachments. Number of copies due: 7. Paper copies of appellant/appellee/reply brief due 02/18/2026 by Exxon Mobil Corporation, Exxon Mobil Oil Corporation, Fred A. Fischer, Roger A. Fischer and XTO Energy, Inc. [25-7072] [Entered: 02/13/2026 11:26 AM]
February 12, 2026 Filing 38 [11255842] Minute order filed - the reply brief submitted by appellants is accepted for filing. The parties will be notified via separate docket entry if paper copies are required.. (Text Only - No Attachment) [25-7072] [Entered: 02/12/2026 03:00 PM]
February 12, 2026 Filing 37 [11255835] Appellant/Petitioner's reply brief filed by Fred A. Fischer and Roger A. Fischer. Served on 02/12/2026. Manner of Service: email. Word/page count: 6077. This pleading complies with all required privacy and virus certifications: Yes. [25-7072] RS [Entered: 02/12/2026 02:41 PM]
February 5, 2026 Filing 36 [11254013] Entry of appearance filed by Ryan C. Hudson for Roger A. Fischer and Fred A. Fischer. CERT. OF INTERESTED PARTIES: n. Served on 02/05/2026. Manner of Service: email. [25-7072] [Entered: 02/05/2026 04:13 PM]
February 5, 2026 Filing 35 [11254004] Entry of appearance submitted by Ryan C Hudson for Appellants Fred A. Fischer, Roger A. Fischer and Not Parties Fischer Family Farms Family Limited Partnership and Allan and Carolyn Fischer Family Limited Partnership for court review. Certificate of Interested Parties: No. Served on 02/05/2026. Manner of Service: email. [25-7072] --[Edited 02/05/2026 by SLS to remove PDF from docket entry as the document has been filed.] RCH [Entered: 02/05/2026 04:02 PM]
January 22, 2026 Filing 34 [11249737] Minute order filed - the brief and supplemental appendix submitted by appellees is accepted for filing. The parties will be notified via separate docket entry if paper copies are required. Appellants optional reply brief now due 02/12/2026 for Fred A. Fischer and Roger A. Fischer. (Text Only - No Attachment) [25-7072] [Entered: 01/22/2026 11:13 AM]
January 22, 2026 Filing 33 [11249726] Supplemental appendix filed by Exxon Mobil Corporation, Exxon Mobil Oil Corporation and XTO Energy, Inc.. Total number of volumes filed: 2. Served on 01/22/2026. Manner of Service: email. This pleading complies with all required privacy and virus certifications: Yes. [25-7072] MB [Entered: 01/22/2026 11:04 AM]
January 21, 2026 Filing 32 [11249425] Notice of deficient supplemental appendix (brief ok) received from Exxon Mobil Corporation, Exxon Mobil Oil Corporation and XTO Energy, Inc. See attached letter for specifics. Supplemental appendix now due 01/26/2026 for Exxon Mobil Corporation, Exxon Mobil Oil Corporation and XTO Energy, Inc. [25-7072] [Entered: 01/21/2026 01:14 PM]
January 20, 2026 Filing 31 [11249139] Appellee/Respondent's brief filed by Exxon Mobil Corporation, Exxon Mobil Oil Corporation and XTO Energy, Inc.. Served on: 01/20/2026. Manner of service: email. Oral argument requested? No. Word/page count: 12816. This pleading complies with all required privacy and virus certifications: Yes. [25-7072] MB [Entered: 01/20/2026 05:39 PM]
January 20, 2026 Filing 30 This entry has been removed from the docket as this pleading has been added as an attachment to doc 29. [ART] [11249081] Supplemental appendix filed by Exxon Mobil Corporation, Exxon Mobil Oil Corporation and XTO Energy, Inc. Total number of volumes filed: 1. Served on 01/20/2026. Manner of Service: email. This pleading complies with all required privacy and virus certifications: Yes. [25-7072]--[Edited 01/21/2026 by ART to correct text and to remove restiction - confirmed with attorney Broaddus that this is not a restricted doucument] MB [Entered: 01/20/2026 03:54 PM]
January 20, 2026 Filing 29 This entry has been removed from the docket by MLB - Corrected appendix filed on 1/22/26. [11249073] Supplemental appendix received by XTO Energy, Inc., Exxon Mobil Oil Corporation and Exxon Mobil Corporation. Total number of volumes filed: 2. Served on 01/20/2026. Manner of Service: email. This pleading complies with all required privacy and virus certifications: Yes. [25-7072]--[Edited 01/21/2026 by ART to attach Volume II of the appendix, to show as received not filed and to note that the supplemental appendix has been cited as deficient] MB [Entered: 01/20/2026 03:49 PM]
November 21, 2025 Filing 28 [11233911] Order filed by Clerk of the Court granting appellees' motion for 30-day extension of time to file response brief. Appellees' brief now due 01/20/2026 for Exxon Mobil Oil Corporation, XTO Energy, Inc. and Exxon Mobil Corporation. No further extensions will be granted on the clerk's authority. Served on 11/21/2025. Text only entry - no attachment. [25-7072] [Entered: 11/21/2025 04:31 PM]
November 21, 2025 Filing 27 [11233888] Motion filed by Appellees Exxon Mobil Corporation, Exxon Mobil Oil Corporation and XTO Energy, Inc. to extend time to file a response until 01/20/2026. Served on: 11/21/2025. Manner of service: email. This pleading complies with all required privacy and virus certifications: Yes. [25-7072] RMB [Entered: 11/21/2025 03:50 PM]
November 19, 2025 Filing 26 [11232923] Minute order filed - the brief and appendix submitted by appellants are accepted for filing. The parties will be notified via separate docket entry if paper copies are required. Appellees' brief now due 12/19/2025 for Exxon Mobil Oil Corporation, XTO Energy, Inc. and Exxon Mobil Corporation. (Text Only - No Attachment) [25-7072] [Entered: 11/19/2025 10:17 AM]
November 19, 2025 Filing 25 [11232889] Appellant/Petitioner's brief filed by Fred A. Fischer and Roger A. Fischer. Served on 11/19/2025 by email. Oral argument requested? Yes. Word/page count: 10856. This pleading complies with all required privacy and virus certifications: Yes. [25-7072] RS [Entered: 11/19/2025 09:22 AM]
November 19, 2025 Filing 24 [11232844] Notice of appellants' deficient brief received from Fred A. Fischer and Roger A. Fischer. See attached letter for specifics. Appellants' brief due on 11/24/2025 for Fred A. Fischer and Roger A. Fischer [25-7072] [Entered: 11/19/2025 07:46 AM]
November 18, 2025 Filing 23 [11232808] Appellant's appendix filed by Fred A. Fischer and Roger A. Fischer. Total number of volumes filed: 6. Served on 11/18/2025. Manner of Service: email. This pleading complies with all required privacy and virus certifications: Yes. [25-7072] RS [Entered: 11/18/2025 04:51 PM]
November 18, 2025 Filing 22 This entry has been removed from the docket. Corrected brief filed 11/19/2025. [SLS] [11232804] Appellant/Petitioner's brief filed by Fred A. Fischer and Roger A. Fischer. Served on 11/18/2025 by email. Oral argument requested? Yes. Word/page count: 10856. This pleading complies with all required privacy and virus certifications: Yes. [25-7072] RS [Entered: 11/18/2025 04:44 PM]
October 9, 2025 Filing 21 [11221724] Order filed by Clerk of the Court reactivating case. Appellants' brief and appendix are due on 11/18/2025 for Fred A. Fischer and Roger A. Fischer. Served on 10/09/2025. [25-7072] [Entered: 10/09/2025 12:08 PM]
September 26, 2025 Filing 20 [11217727] Entry of appearance filed by Mr. Reagan Mark Brown for XTO Energy, Inc., Exxon Mobil Corporation and Exxon Mobil Oil Corporation. CERT. OF INTERESTED PARTIES: y. Served on 09/26/2025. Manner of Service: email [25-7072] [Entered: 09/26/2025 01:22 PM]
September 26, 2025 Filing 19 [11217717] Entry of appearance submitted by Reagan M. Brown for Appellees Exxon Mobil Corporation, Exxon Mobil Oil Corporation and XTO Energy, Inc. for court review. Certificate of Interested Parties: Yes. Served on 09/26/2025. Manner of Service: email. [25-7072]--[Edited 09/26/2025 by ART to remove pdf as pleading was filed on 09/26/2025] RMB [Entered: 09/26/2025 12:45 PM]
September 25, 2025 Filing 18 [11217386] Order filed by Clerk of the Court abating case pending the district court's disposition of its show cause order. Reason for abatement: DCt Motion. Served on 09/25/2025. [25-7072] [Entered: 09/25/2025 11:27 AM]
September 24, 2025 Filing 17 [11217182] Entry of appearance filed by L. Mark Walker for XTO Energy, Inc., Exxon Mobil Corporation and Exxon Mobil Oil Corporation. CERT. OF INTERESTED PARTIES: y (previously disclosed). Served on 09/24/2025. Manner of Service: email. [25-7072] [Entered: 09/24/2025 03:29 PM]
September 24, 2025 Filing 16 [11217180] Entry of appearance filed by John J. Griffin, Jr. for XTO Energy, Inc., Exxon Mobil Corporation and Exxon Mobil Oil Corporation. CERT. OF INTERESTED PARTIES: y (previously disclosed). Served on 09/24/2025. Manner of Service: email. [25-7072] [Entered: 09/24/2025 03:27 PM]
September 24, 2025 Filing 15 [11217169] Entry of appearance submitted by L. Mark Walker for Appellees XTO Energy, Inc., Exxon Mobil Oil Corporation and Exxon Mobil Corporation for court review. Certificate of Interested Parties: Yes. Served on 09/24/2025. Manner of Service: email. [25-7072] --[Edited 09/24/2025 by SLS to remove PDF from docket entry as the document has been filed.] LMW [Entered: 09/24/2025 03:15 PM]
September 24, 2025 Filing 14 [11217144] Entry of appearance submitted by John J. Griffin, Jr. for Appellees XTO Energy, Inc., Exxon Mobil Oil Corporation and Exxon Mobil Corporation for court review. Certificate of Interested Parties: Yes. Served on 09/24/2025. Manner of Service: email. [25-7072] --[Edited 09/24/2025 by SLS to remove PDF from docket entry as the document has been filed.] JJG [Entered: 09/24/2025 02:36 PM]
September 24, 2025 Filing 13 [11217122] Filed notice record is complete (text only notice from district court). Served on 09/24/2025. Appellants' brief and appendix due on 11/03/2025 for Fred A. Fischer and Roger A. Fischer. [25-7072] [Entered: 09/24/2025 02:10 PM]
September 24, 2025 Filing 12 [11217097] Entry of appearance filed by Marla Broaddus for XTO Energy, Inc., Exxon Mobil Oil Corporation and Exxon Mobil Corporation. CERT. OF INTERESTED PARTIES: y. Served on 09/24/2025. Manner of Service: email. [25-7072] [Entered: 09/24/2025 01:21 PM]
September 24, 2025 Filing 11 [11217085] Rule 26 Disclosure Statement filed by XTO Energy, Inc.. More than 50 parties disclosed: no. Served on 09/24/2025. Manner of Service: email. [25-7072] MB [Entered: 09/24/2025 01:06 PM]
September 24, 2025 Filing 10 [11217084] Rule 26 Disclosure Statement filed by Exxon Mobil Oil Corporation. More than 50 parties disclosed: no. Served on 09/24/2025. Manner of Service: email. [25-7072] MB [Entered: 09/24/2025 01:05 PM]
September 24, 2025 Filing 9 [11217082] Rule 26 Disclosure Statement filed by Exxon Mobil Corporation. More than 50 parties disclosed: no. Served on 09/24/2025. Manner of Service: email. [25-7072] MB [Entered: 09/24/2025 01:03 PM]
September 24, 2025 Filing 8 [11217080] Entry of appearance submitted by Marla Diane Broaddus for Appellees Exxon Mobil Corporation, Exxon Mobil Oil Corporation and XTO Energy, Inc. for court review. Certificate of Interested Parties: Yes. Served on 09/24/2025. Manner of Service: email. [25-7072] --[Edited 09/24/2025 by SLS to remove PDF from docket entry as the document has been filed.] MB [Entered: 09/24/2025 01:01 PM]
September 24, 2025 Filing 7 [11217054] Minute order filed - Notice due that record is complete by 09/29/2025 for Bonnie Hackler, Clerk of Court. (Text Only - No Attachment) [25-7072] [Entered: 09/24/2025 12:27 PM]
September 24, 2025 Filing 6 [11217047] Entry of appearance filed by Scott B. Goodger, Hammons P. Hepner and Rex Sharp for Fred A. Fischer and Roger A. Fischer. CERT. OF INTERESTED PARTIES: n. Served on 09/24/2025. Manner of Service: email. [25-7072] [Entered: 09/24/2025 12:24 PM]
September 24, 2025 Filing 5 [11217021] Rule 26 Disclosure Statement filed by Roger A. Fischer and Fred A. Fischer. More than 50 parties disclosed: no. Served on 09/24/2025. Manner of Service: email. [25-7072] RS [Entered: 09/24/2025 11:56 AM]
September 24, 2025 Filing 4 [11217020] Notice filed that the transcript is already on file in the district court filed by Fred A. Fischer and Roger A. Fischer. Served on: 09/24/2025. Manner of Service: email. [25-7072] RS [Entered: 09/24/2025 11:55 AM]
September 24, 2025 Filing 3 [11217017] Docketing statement filed by Fred A. Fischer and Roger A. Fischer. Served on 09/24/2025. Manner of Service: email. [25-7072] RS [Entered: 09/24/2025 11:53 AM]
September 24, 2025 Filing 2 [11217016] Entry of appearance submitted by Rex A. Sharp, Scott B. Goodger, and Hammons P. Hepner for Appellants Fred A. Fischer and Roger A. Fischer for court review. Certificate of Interested Parties: No. Served on 09/24/2025. Manner of Service: email. [25-7072] --[Edited 09/24/2025 by SLS to remove PDF from docket entry as the document has been filed.] RS [Entered: 09/24/2025 11:52 AM]
September 10, 2025 Filing 1 [11213057] Civil case docketed. Preliminary record filed. DATE RECEIVED: 09/09/2025 Docketing statement, transcript order form and notice of appearance due 09/24/2025 for Fred A. Fischer and Roger A. Fischer. Notice of appearance and disclosure statements due on 09/24/2025 for Exxon Mobil Corporation, Exxon Mobil Oil Corporation and XTO Energy, Inc. [25-7072] [Entered: 09/10/2025 06:59 AM]

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Search for this case: Fischer, et al v. XTO Energy, et al
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Plaintiff: FRED A. FISCHER
Represented By: Rex Sharp
Represented By: Hammons P. Hepner
Represented By: Scott B. Goodger
Represented By: Ryan C. Hudson
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Plaintiff: ROGER A. FISCHER
Represented By: Rex Sharp
Represented By: Hammons P. Hepner
Represented By: Scott B. Goodger
Represented By: Ryan C. Hudson
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Plaintiff: CHIEFTAIN ROYALTY COMPANY
Represented By: Rex Sharp
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Defendant: XTO ENERGY, INC., (including predecessors, successors, and affiliates)
Represented By: L. Mark Walker
Represented By: John J. Griffin Jr.
Represented By: Reagan Mark Brown
Represented By: Marla Broaddus
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Appellee: EXXON MOBIL CORPORATION
Represented By: L. Mark Walker
Represented By: John J. Griffin Jr.
Represented By: Reagan Mark Brown
Represented By: Marla Broaddus
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Appellee: EXXON MOBIL OIL CORPORATION
Represented By: L. Mark Walker
Represented By: John J. Griffin Jr.
Represented By: Reagan Mark Brown
Represented By: Marla Broaddus
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