The weekly litigation news digest is live. Subscribe now

MWE Investments, LLC et al. v. Champion Power Equipment, Inc. - IPR2025-01423

Explore the PTAB proceeding IPR2025-01423 filed by MWE Investments, LLC et al. against Champion Power Equipment, Inc. on Sep 3, 2025. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2025-01423
Filing Date
Sep 3, 2025
Petitioner
MWE Investments, LLC et al.
Respondent
Champion Power Equipment, Inc.
Status
Pending
Respondent Application Number
16191503
Respondent Tech Center
3700
Respondent Patent Number
11530654

Decision Documents New

Decision pending - set alert to receive updates

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.

Document NameFiling DateCategoryFiling Party

Alert me when new update on this case

Patent Owners Brief in Support of Request for Discretionary Denial of Institution

Nov 17, 2025PAPERPATENT OWNER

Docket for Champion Power Equipment, Inc. v. Firman Power Equipment Inc., Case No. 23-cv-02371 (D. Az.) (Firman Case)

Nov 17, 2025EXHIBITPATENT OWNER

Firman Case, Case Management Order, ECF No. 33

Nov 17, 2025EXHIBITPATENT OWNER

Firman Case, First Amended Complaint, ECF No. 24

Nov 17, 2025EXHIBITPATENT OWNER

Firman Case, Firman Motion to Amend Invalidity Contentions, ECF No. 115

Nov 17, 2025EXHIBITPATENT OWNER

Firman Case, Declaration and Exhibit, ECF No. 116

Nov 17, 2025EXHIBITPATENT OWNER

Firman Case, Order Granting Leave to Amend, ECF No. 124

Nov 17, 2025EXHIBITPATENT OWNER

Firman Case, Firman Nov 2024 Subpoena to third-party Generac

Nov 17, 2025EXHIBITPATENT OWNER

Generac Case, Generac First Amended Answer and Counterclaims, ECF No. 30

Nov 17, 2025EXHIBITPATENT OWNER

Defendant Generac Feb. 14, 2025 Subpoena to third-party Firman

Nov 17, 2025EXHIBITPATENT OWNER

Docket for Harbor Freight Case (C.D. Cal.)

Nov 17, 2025EXHIBITPATENT OWNER

Harbor Freight Case, Complaint for Declaratory Judgment, ECF No. 1

Nov 17, 2025EXHIBITPATENT OWNER

Harbor Freight Case, Champion Answer and Counterclaims, ECF No. 47

Nov 17, 2025EXHIBITPATENT OWNER

Harbor Freight Case, Harbor Freight Answer to Counterclaims, ECF No. 55

Nov 17, 2025EXHIBITPATENT OWNER

Harbor Freight Case, Joint R26 Report, ECF No. 38

Nov 17, 2025EXHIBITPATENT OWNER

Harbor Freight Mar. 10, 2025 Subpoena on third-party Firman

Nov 17, 2025EXHIBITPATENT OWNER

Generac Case, Complaint, ECF No. 1

Nov 17, 2025EXHIBITPATENT OWNER

Sept. 9, 2019 Letter from Champion to Firman

Nov 17, 2025EXHIBITPATENT OWNER

June 23, 2020 Letter from Champion to MWE

Nov 17, 2025EXHIBITPATENT OWNER

July 31, 2020 MWE Response Letter

Nov 17, 2025EXHIBITPATENT OWNER

Oct. 17, 2020 MWE Responsive Letter

Nov 17, 2025EXHIBITPATENT OWNER

July 7, 2020 Letter from Champion to Generac

Nov 17, 2025EXHIBITPATENT OWNER

July 31, 2020 Generac Response Letter

Nov 17, 2025EXHIBITPATENT OWNER

March 27, 2024 Letter from Champion to Harbor Freight

Nov 17, 2025EXHIBITPATENT OWNER

June 28, 2024 Letter from Champion to Harbor Freight

Nov 17, 2025EXHIBITPATENT OWNER

Docket Navigator - Time to Milestones for D. Az. (Trial)

Nov 17, 2025EXHIBITPATENT OWNER

Docket Navigator - Time to Milestones for E.D. Wis. (Trial)

Nov 17, 2025EXHIBITPATENT OWNER

MWE Case, Complaint, ECF No. 1

Nov 17, 2025EXHIBITPATENT OWNER

Champion Patent Statement and Licensing Declaration Form, July 1, 2021

Nov 17, 2025EXHIBITPATENT OWNER

Firman August 30, 2024 Invalidity Contentions

Nov 17, 2025EXHIBITPATENT OWNER

US Pub No. 20020134362 (Deutsch)

Nov 17, 2025EXHIBITPATENT OWNER

Champion September 26, 2014 Internal Email

Nov 17, 2025EXHIBITPATENT OWNER

Firman Case, Champion Motion to Amend Infringement Contentions, ECF No. 198

Nov 17, 2025EXHIBITPATENT OWNER

Generac Case, Exhibit 3 – webpage, ECF No. 30-03

Nov 17, 2025EXHIBITPATENT OWNER

Wayback Machine, http://pgmaonline.com/members.asp, dated July 29, 2013

Nov 17, 2025EXHIBITPATENT OWNER

Firman Case, Order, ECF No. 141

Nov 17, 2025EXHIBITPATENT OWNER

Generac April 23, 2025 Responses to Plaintiff First Set of Interrogatories

Nov 17, 2025EXHIBITPATENT OWNER

Screenshots from Honda EU20i LPG video, https://www.youtube.com/watch?v=yBpq33aJmR0

Nov 17, 2025EXHIBITPATENT OWNER

YouTube Video, HONDA EU20i LPG, https://www.youtube.com/watch?v=yBpq33aJmR0

Nov 17, 2025EXHIBITPATENT OWNER

August 29, 2025 Stipulation from MWE

Nov 17, 2025EXHIBITPATENT OWNER

August 29, 2025 Stipulation from Harbor Freight

Nov 17, 2025EXHIBITPATENT OWNER

September 2, 2025 Stipulation from Generac

Nov 17, 2025EXHIBITPATENT OWNER

US10221780 (the 780 Patent)

Nov 17, 2025EXHIBITPATENT OWNER

US9435273 (the 273 Patent)

Nov 17, 2025EXHIBITPATENT OWNER

File History of U.S. Patent No. 10221780 (Part 1)

Nov 17, 2025EXHIBITPATENT OWNER

File History of U.S. Patent No. 10221780 (Part 2)

Nov 17, 2025EXHIBITPATENT OWNER

Generac Case, Affidavit of Service, ECF No. 4

Nov 17, 2025EXHIBITPATENT OWNER

US20070137591 (Sugimoto)

Nov 17, 2025EXHIBITPATENT OWNER

US2722208 (Conroy)

Nov 17, 2025EXHIBITPATENT OWNER

Generac Case, Amended Scheduling Order, ECF No. 59

Nov 17, 2025EXHIBITPATENT OWNER

Screenshots from Yamaha EF2000iS Tri Fuel Conversion video, https://www.youtube.com/watch?v=caZawwDaRQg

Nov 17, 2025EXHIBITPATENT OWNER

Youtube Video, Yamaha EF2000iS Tri Fuel Conversion, https://www.youtube.com/watch?v=caZawwDaRQg

Nov 17, 2025EXHIBITPATENT OWNER

US7954479 (Kojima)

Nov 17, 2025EXHIBITPATENT OWNER

Wayback Machine, http://gashosesandregulators.com/, dated May 17, 2014

Nov 17, 2025EXHIBITPATENT OWNER

Wayback Machine, http://gashosesandregulators.com/lowpressureregulators.html, dated September 27, 2014

Nov 17, 2025EXHIBITPATENT OWNER

File History of U.S. Patent No. 11492985

Nov 17, 2025EXHIBITPATENT OWNER

Patent Owners Notice of Intent to Designate Scott P. Amy, a Provisionally Recognized PTAB Attorney, as Backup Counsel

Nov 10, 2025PAPERPATENT OWNER

Declaration of Scott P. Amy in Support of Patent Owners Notice of Intent to Designate a Provisionally Recognized PTAB Attorney as Backup Counsel

Nov 10, 2025EXHIBITPATENT OWNER

Notice: Power of Attorney

Sep 24, 2025PAPERPATENT OWNER

Notice: Mandatory Notice

Sep 24, 2025PAPERPATENT OWNER

Notice: Notice filing date accorded

Sep 16, 2025PAPERBOARD

Notice: Power of Attorney - MWE

Sep 3, 2025PAPERPETITIONER

Notice: Power of Attorney - Harbor Freight

Sep 3, 2025PAPERPETITIONER

Notice: Power of Attorney - Generac

Sep 3, 2025PAPERPETITIONER

EX 1001 - U.S. Patent No. 11,530,654 (“’654 Patent”)

Sep 3, 2025EXHIBITPETITIONER

EX 1002-1 - File History of U.S. Patent No. 11,530,654

Sep 3, 2025EXHIBITPETITIONER

EX 1002-2 - File History of U.S. Patent No. 11,530,654

Sep 3, 2025EXHIBITPETITIONER

EX 1004 - DuroMax XP4400EH Operator’s Manual (“DuroMax”)

Sep 3, 2025EXHIBITPETITIONER

EX 1005 - U.S. Patent No. 5,718,265 to Elsdon (“Elsdon”)

Sep 3, 2025EXHIBITPETITIONER

EX 1006 - U.S. Patent No. 4,492,207 to Hallberg (“Hallberg”)

Sep 3, 2025EXHIBITPETITIONER

EX 1007 - U.S. Patent Publication No. 2011/0100335 A1 to Parlatore

Sep 3, 2025EXHIBITPETITIONER

EX 1008-1 - Tri-Fuel Video

Sep 3, 2025EXHIBITPETITIONER

EX 1008-2 - Tri-Fuel Video

Sep 3, 2025EXHIBITPETITIONER

EX 1008-3 - Tri-Fuel Video

Sep 3, 2025EXHIBITPETITIONER

EX 1008-4 - Tri-Fuel Video

Sep 3, 2025EXHIBITPETITIONER

EX 1008-5 - Tri-Fuel Video

Sep 3, 2025EXHIBITPETITIONER

EX 1008-6 - Tri-Fuel Video

Sep 3, 2025EXHIBITPETITIONER

EX 1009 - LP-Gas Handbook

Sep 3, 2025EXHIBITPETITIONER

EX 1010 - Indian Patent No. 207333 (“Chaudhari”) (certified)

Sep 3, 2025EXHIBITPETITIONER

EX 1011 - Application Details for Indian Patent No. 207333 (Chaudhari)

Sep 3, 2025EXHIBITPETITIONER

EX 1012 - American Heritage Dictionary of the English Language (3d ed. 1996

Sep 3, 2025EXHIBITPETITIONER

EX 1013 - Declaration of Mr. John Ley re Tri-Fuel Video

Sep 3, 2025EXHIBITPETITIONER

EX 1014 - Declaration of Mr. Jared Bennett re Tri-Fuel Video

Sep 3, 2025EXHIBITPETITIONER

EX 1015 - ’780 File History

Sep 3, 2025EXHIBITPETITIONER

EX 1016 - Champion’s Claim Construction Brief in 23-cv-2371-PHX-DWL

Sep 3, 2025EXHIBITPETITIONER

EX 1017 - Declaration of David Raskin (dated May 7, 2025)

Sep 3, 2025EXHIBITPETITIONER

EX 1018-1 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-2 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-3 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-4 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-5 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-6 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-7 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-8 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-9 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-10 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-11 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-12 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-13 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-14 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-15 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-16 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-17 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-18 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-19 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-20 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-21 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-22 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-23 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-24 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-25 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1018-26 - YouTube Video

Sep 3, 2025EXHIBITPETITIONER

EX 1019 - U.S. Patent No 1,931,698 to Holzapfel

Sep 3, 2025EXHIBITPETITIONER

EX 1020 - 2-Stage Regulator Assembly (“2-Stage Assembly”)

Sep 3, 2025EXHIBITPETITIONER

EX 1003-1 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-2 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-3 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-4 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-5 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-6 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-7 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-8 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-9 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-10 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-11 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-12 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-13 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-14 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-15 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-16 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-17 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

EX 1003-18 - Declaration of Mahdi Shahbakhti

Sep 3, 2025EXHIBITPETITIONER

Petition: as filed

Sep 3, 2025PAPERPETITIONER