UNION ELECTRIC COMPANY et al. vs. MES, Inc.

Explore the PTAB proceeding IPR2025-01324 filed by UNION ELECTRIC COMPANY et al. on 2025-07-18. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-01324

Filing Date

2025-07-18

Accorded Filing Date

2025-07-18

Institution Decision Date

2025-11-20

Last Modified Date

2026-04-01

Proceeding Type

IPR

Termination Date

2025-11-20

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

UNION ELECTRIC COMPANY et al.

Represented By

Evans, Robertet al

Patent Owner / Respondent

MES, Inc.

Represented By

Hamad, Hamadet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 1700 - Chemical & Materials Engineering

Patent Information

1 Patent Involved

Respondent Application Number 15951970

Respondent Patent Number 10933370

External Links

Espacenet

Google Patents

Respondent Inventor Edwin S. Olson et al

Respondent Tech Center TC 1700 - Chemical & Materials Engineering

Address and Attorney/Agent Information

113 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name SCHWEGMAN LUNDBERG & WOESSNER, P.A.

Customer Number 21186

Address P.O. BOX 2938, MINNEAPOLIS, MN, 55402, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
25816	Michael Schwegman	612-373-6901
30568	Steven Lundberg	612-373-6900
30837	Bradley Forrest	612-373-6900
30871	Michael Lynch	512-628-9320
33024	J Parker	847-432-7302
33501	Eric Gifford	520-760-1754
35901	Pamela Huff	512-492-4613
36530	Gregory Gorrie	612-371-2191
36776	David D'Zurilla	612-373-6900
37650	Janal Kalis	612-373-6900
38377	Marvin Beekman	612-373-6900
39610	Timothy Bianchi	612-373-6900
39665	Janet Embretson	612-961-7503
39838	Russell Slifer	208-794-3901
40099	Tyler Nasiedlak	612-373-6920
41246	Andrew Peret	262-646-7009
41388	Susan Yee	408-278-4057
42267	Suneel Arora	612-373-6900
42419	Frank Cire	626-221-5465
42535	Craig Fischer	818-436-1338
42626	Marc Hanish	612-373-6900
42832	Peter Maki	612-373-6900
42989	Monique Perdok	612-373-6900
45229	Aaron Wininger	408-278-4059
45416	Viet Tong	612-373-6900
45535	Joseph Mehrle	513-942-0224
45742	Anthony Josephson Jr	919-238-2300
46193	Anthony Curtis	612-373-6900
46632	David Cochran	612-373-6900
47059	Bradley Scheer	408-278-4040
47857	David Peterson	612-373-6900
48095	Andre Marais	408-278-4040
48200	Francois Devilliers	831-419-9589
48735	Ricardo Moran	612-373-6900
49097	Thierry Lo	949--35-4-0200
51203	Timothy Paul	612-373-6900
51458	Ognyan Beremski	612-373-6900
52036	Michael Mischnick	612-359-3270
53719	Mark Vatuone	408-846-8871
54393	Steven Reid	612-371-2185
54439	James Shands	612-373-6900
54785	Trevor Lind	512-492-6408
55150	Nathan Elder	612-373-6900
55506	Thomas Obermark	612-373-6900
55666	Zhengnian Tang	612-373-6965
55842	Daniel Mertes	612-359-3279
56264	Christopher Wolfe	30933006428
56867	John Magluyan	949-757-7124
57166	Ronald Gerber	612-373-2198
57313	Garth Vivier	408-278-4041
57978	Adina Loewy	201-794-1536
58333	Gall Gotfried	917-475-6313
58351	Paul Urbanski	612-373-6900
58401	Raquel Pacheco	612-373-6900
59215	Robert Hirning	612-371-2110
59481	Timothy Christman	612-359-3274
59660	Douglas Portnow	408-660-2979
59733	Gregory Grace	612-373-6900
59979	Jose Nunez	212-336-8001
60296	Adam Kiedrowski	612-373-6900
60817	Stephen Komarec	612--37-3-6927
60826	Edward Sandor	612-373-6900
60900	John Fischer	612-373-6900
60948	Nathan Witzany	612-371-2184
61123	Joseph Wang	415.362.2928
62649	David Buck	612-373-6900
62660	Kirt Iverson	408-660-2016
62731	Gregory Stark	407-841-2343
63081	Laurie Young	612-568-6163
63561	James Hallenbeck	612-373-6938
63803	Nicholas Lanzatella	651-349-9580
63890	Eric Andersland	612-371-2128
64438	Jessica Mcdonald	516-697-4828
64448	Brett Klein	612-604-6392
64790	Triet Nguyen	408-278-4040
64938	Adeel Haroon	612-349-9597
65338	Anup Suresh	408-660-2977
65481	Nathan Ellefson	612-373-6900
66058	Domenico Ippolito	408-278-4040
66520	Rigel Menard	612-371-2136
66559	Sabine Volkmer Ward	612-373-6900
66685	Timothy Grathwol	612-373-6900
67101	Justin Mccarthy	612--35-9-3260
67888	Garrett Hall	408-679-0850
68464	Piers Blewett	404-538-9552
68912	Keith Lim	822-301-6 5040
68948	Alexis Liistro	206-757-8025
69054	Joseph Williams	612-373-6942
69466	Jeffrey Cobia	612-373-6900
69483	Christopher Palmisano	612-373-6926
70140	Jacobus Loock	512-492-6410
70355	Eric Little	612-373-6900
70481	William Kalweit	612-359-3266
70950	Ricardo Yepez	612-373-6900
71874	Linh-Han Hoang Nguyen	612-373-6900
72357	Aris Gregorian	612-373-6900
72945	Lucas Hjelle	612-359-3269
73344	Justin Wang	832-868-8869
73684	Eric Bachinski	612-371-2171
74294	Anthony Wilkie	952-221-3533
74611	Ryan Connell	612-373-6900
75610	Dan Li	612-373-6945
75730	Matthew Norwood	612-373-6900
76406	Megha Eswaran	408-278-4040
76612	Philip Alford	612-373-6900
77346	Yuhao Liang	408-660-2001
77794	Anthony Salmo	612-387-3538
78632	Jerome Sundin	612-359-3261
800066	Vanessa Pessoa	612-373-6900
80798	Eric Phillips	612-371-2180
81598	Mark Kallevig	320-630-4356
82094	John Swart	612-371-2147
L1308	Jingyuan Nan	408-660-2986

Proceeding Documents

160

Notice: refund approved NOTICE

2026-04-01 FILING PARTY: BOARD

Download

Request for Refund of Post-Institution Fees OTHER

2026-03-27 FILING PARTY: PETITIONER

Download

Order Denying Director Review of Institution Decision REHEARING

2026-01-26 FILING PARTY: BOARD

Download

Authorized Response to Director Review Request OTHER

2025-12-31 FILING PARTY: PATENT OWNER

Download

3102

Email, Subject_IPR2025-01322, -01323, and -01324 Director Review Requests Exhibit

2025-12-23 FILING PARTY: BOARD

Download

UNION ELECTRIC COMPANY et al. vs. MES, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

UNION ELECTRIC COMPANY et al.

Represented By

Patent Owner / Respondent

MES, Inc.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Notice: refund approved NOTICE

Request for Refund of Post-Institution Fees OTHER

Order Denying Director Review of Institution Decision REHEARING

Authorized Response to Director Review Request OTHER

Email, Subject_IPR2025-01322, -01323, and -01324 Director Review Requests Exhibit

Petitioner's Request for Director Review REQUEST

Director Discretionary Decision: Deny RESPONSE

Order of Dismissal Entered in In re Midwest Energy Emissions Corp. Patent Litigation Exhibit

Case No. 4-24-md-031232-SHL-WPK, Docket #56 – Proposed Scheduling Order Exhibit

Center for Air Toxic Metals, 2003 Research Ideas Exhibit

LigniteHgCtrl Kickoff Meeting Part 2 Exhibit

Order Entering Stay and Continuing All Case Deadlines in In re Midwest Energy Emissions Corp. Patent Litigation Exhibit

Declaration of Inventor John Pavlish Exhibit

LigniteHgCtrl_R2 Exhibit

MDL Docket Report (Excerpted) in In re Midwest Energy Emissions Corp. Patent Litigation Exhibit

PTC Facility Description Exhibit

Pilot- and Full-Scale Demonstration-Quarterly Report Exhibit

Feb 3 2003 Review Meeting Presentation Exhibit

Plaintiff’s Infringement Contentions, in In re Midwest Energy Emissions Corp. Patent Litigation Exhibit

Petitioner’s Response to Patent Owner Regarding Patent Portfolio Exhibit

Patent Owner’s Third-Party Subpoena, Case No. 19-1334 Exhibit

Metadata for Notes on Center for Air Toxic Metals Exhibit

Document Metadata for Center for Air Toxic Metals, 2003 Research Ideas Exhibit

October 2003 report to DOE Exhibit

EPA final report to Congress 1998 Exhibit

Mercury Control Technologies for Electric Utilities-Final Report Exhibit

FINAL JHP-ARSS-SEAs_for_Mercury_Control doc Exhibit

Joint Motion to Stay filed in In re Midwest Energy Emissions Corp. Patent Litigation Exhibit

Patent Owner’s Contact to Petitioner Regarding Patent Portfolio Exhibit

EPA Report to Congress Exhibit

Docket #60 - Case Management Order, filed in In re Midwest Energy Emissions Corp. Patent Litigation Exhibit

Pilot- and Full-Scale Demonstration-Final Report Exhibit

File History US App No 15-978760 Part 1 Exhibit

Cleaner Power Plants _ Mercury and Air Toxics Standards (MATS) _ US EPA Exhibit

1990 Clean Air Act Amendment Summary_ Title III Exhibit

Stipulation of Dismissal Filed in In re Midwest Energy Emissions Corp. Patent Litigation Exhibit

PETITIONER’S OPPOSITION TO PATENT OWNER’S REQUEST FOR DISCRETIONARY DENIAL RESPONSE

Patent Owner's Motion to Seal MOTION

Reply Brief ISO Mot to Transfer, In re MW Energy Emissions Corp. Pat. Lit. Exhibit

US Patent No 10343114 Exhibit

File History US App No 15-978760 Part 2 Exhibit

File History to '430 Patent Exhibit

Control of Mercury Emissions from Coal-Fired Electric Utility Boilers - interim report Exhibit

LigniteHgCtrl Kickoff Meeting Part 1 Exhibit

Decision Granting Patent Owner’s Motions for Pro Hac Vice Admission of Justin T. Nemunaitis and Richard Cochrane ORDER

Email Correspondence Exhibit

Non-Final Judgment Following Jury Verdict-ME2C v. Gallagher & Co (D.Del) Exhibit

ME2C's Brief ISO Motion for Preliminary Injunction_Dkt. 58-1 Exhibit

Order Denying Mtns to Stay and Mtn to Compel_Dkt. 131 Exhibit

Patent Owner's Discretionary Brief RESPONSE

Case Management Order Exhibit

ME2C's Third Amended Complaint for PI_Dkt. 326 Exhibit

MEMORANDUM OPINION ORDER Denying CERT JMOL_Dkt. 0791 Exhibit

ME2C's Redacted Reply Brief ISO Preliminary Injunction_Dkt. 139 Exhibit

Original Complaint for Patent Infringement-ME2C v. Vistra (D.Del) Exhibit

Transcript of Jury Trial-ME2C v. Gallagher & Co (D.Del) Exhibit

Complaint for Patent Infringement_ME2C v. Ameren Exhibit

ME2C's First Amended Complaint_Dkt. 130 Exhibit

Defs' Redacted Brief ISO Response to ME2C's Motion for PI_Dkt. 125 Exhibit

Admission Pro Hac Vice of Justin T. Nemunaitis MOTION

Declaration in Support of Pro Hac Vice of Justin T. Nemunaitis Exhibit

Admission Pro Hac Vice of Richard Cochrane MOTION

Declaration in Support of Pro Hac Vice of Richard Cochrane Exhibit

Patent Owner's Power of Attorney NOTICE

Patent Owner's Mandatory Notice NOTICE