Supreme Court

Case: 25-0437    
25-0437
05/22/2025
Multidistrict Litigation
IN RE MARCH 7, 2025 AMMONIA RELEASE LITIGATION 
 
Appellate Briefs
Date▲▼Event Type▲▼Description▲▼RemarksDocument
03/03/2026Multidistrict Litigation letter received  Letter from Chief Justice Blacklock stating: "rsuant to Rule 13.6(a) of the Texas Rules of Judicial Administration, I authorize the Honorable Beau A. Miller, active district judge of the 190th District Court, to serve as a pretrial judge upon assignment by the panel on multidistrict litigation in the above-referenced case."
06/23/2025Multidistrict Litigation Reply filedMovant Defendants Polyvantis Sanford LLC f/k/a Roehm Texas Chemical LLC, et al.'s Reply in Support of Motion for Transfer filed by attorney Russell Lewis
06/11/2025MDL Response to Motion for TransferPlaintiff(s) The AI Plaintiffs' Response to Defendants' Motion for Transfer to MDL and Request for Stay filed by attorney John Grinnan
05/22/2025Multidistrcit Litigation Motion to TransferMovant Motion for Transfer and Request for Stay filed on behalf of Defendants Polyvantis Sandford LLC f/k/a Roehm Texas Chemical LLC, et al.
Case Events
Date▲▼Event Type▲▼Disposition▲▼RemarksDocument
03/24/2026Multidistrict Litigation Order sent  Amended Appointment Order noting: "The Panel now lifts the stay to allow the assigned Pretrial Judge to proceed accordingly."
(3/24/2026 12:17:07 PM) 25-0437 Amended Appointment of Pretrial Court and Judge.pdf
03/12/2026Appointment of Pretrial Judge   Order Issued stating: "The Panel now designates the Pretrial Court as the 190th Judicial District Court of Harris County, Texas, and the Panel assigns Judge Beau A. Miller as the Pretrial Judge."
03/03/2026Multidistrict Litigation letter received  Letter from Chief Justice Blacklock stating: "rsuant to Rule 13.6(a) of the Texas Rules of Judicial Administration, I authorize the Honorable Beau A. Miller, active district judge of the 190th District Court, to serve as a pretrial judge upon assignment by the panel on multidistrict litigation in the above-referenced case."
07/09/2025Multidistrict Litigation Motion to Transfer disposedFiling granted Defendants Polyvantis Sanford LLC F/K/A Roehm Texas Chemical LLC, Roehm America, LLC, OQ Chemicals Corporation, And Mayekawa U.S.A., Inc’s Motion For Transfer To A Multidistrict Litigation Pretrial Court granted.  Second order to issue at a later date.
06/23/2025Multidistrict Litigation Reply filed  Defendants Polyvantis Sanford LLC f/k/a Roehm Texas Chemical LLC, et al.'s Reply in Support of Motion for Transfer filed by attorney Russell Lewis
06/11/2025MDL Response to Motion for Transfer  The AI Plaintiffs' Response to Defendants' Motion for Transfer to MDL and Request for Stay filed by attorney John Grinnan
05/28/2025MDL Motion to Stay disposedFiling granted Order Issued stating: "A Motion to Stay has been urged by Polyvantis Sanford LLC f/k/a Roehm Texas Chemicals LLC, Roehm America, LLC, OQ Chemicals Corporation, and Mayekawa U.S.A., Inc. (collectively, the “Movant Defendants”) as part of Movant Defendants’ Motion to Transfer filed May 22, 2025.  The Motion to Stay is granted.  All trial court proceedings in the cases listed in Appendix A to the Motion to Transfer are stayed until further order of the MDL Panel."
(5/28/2025 12:56:13 PM) 25-0437 Order Granting Stay 05-28-25.pdf
05/22/2025Motion to Stay filed before the MDL Panel  Request for Stay incorporated in the Motion to Transfer filed on behalf of Defendants Polyvantis Sanford LLC, et al.
05/22/2025Multidistrcit Litigation Motion to Transfer  Motion for Transfer and Request for Stay filed on behalf of Defendants Polyvantis Sandford LLC f/k/a Roehm Texas Chemical LLC, et al.
Calendars
Set Date▲▼Calendar Type▲▼Reason Set▲▼Remarks▲▼
No Calendar.
Parties
Party▲▼Party Type▲▼Representative▲▼
OQ Chemicals CorporationMovantMr. John Kinchen
Polyvantis Sanford LLC f/k/a Roehm Texas Chemicals LLC and Roehm America, LLCMovantMr. Russell Carter Lewis
Mayekawa U.S.A., Inc.MovantThomas Haskins Jr.
March 7, 2025 Ammonia Release PlaintiffsRespondentMr. Muhammad S. Aziz
Mr. Larry Lee Thweatt Jr.
Mr. Steven J. Kherkher
Mr. Johnathan Silva
Mr. Andrew Dao
Hilda Leonor Sibrian
Mr. Kurt B. Arnold
Court of Appeals Information:
 
 
 
 
Trial Court Information