IP Verse

Harbor Freight Tools USA, Inc. et al. vs Champion Power Equipment, Inc.

Explore the PTAB proceeding IPR2025-01121 filed by Harbor Freight Tools USA, Inc. et al. against Champion Power Equipment, Inc. on Jun 23, 2025. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2025-01121
Filing Date
Jun 23, 2025
Petitioner
Harbor Freight Tools USA, Inc. et al.
Respondent
Champion Power Equipment, Inc.
Status
Pending
Respondent Application Number
16946439
Respondent Tech Center
3700
Respondent Patent Number
11143120

Proceeding Decision 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

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Patent Owner's Amended Power of Attorney

Aug 22, 2025PAPERPATENT OWNER

Patent Owner's Amended Mandatory Notices

Aug 22, 2025PAPERPATENT OWNER

Notice: Mandatory Notice

Jul 14, 2025PAPERPATENT OWNER

Notice: Power of Attorney

Jul 14, 2025PAPERPATENT OWNER

Notice: Notice filing date accorded

Jul 10, 2025PAPERBOARD

U.S Patent No. 11,143,120 (the ’120 Patent)

Jun 23, 2025EXHIBITPETITIONER

File History for U.S. Patent No. 11,143,120 (the 120 File History)

Jun 23, 2025EXHIBITPETITIONER

JPS61283734A (Original) (Nakafushi)

Jun 23, 2025EXHIBITPETITIONER

Certified Translation of JPS61283734A (Nakafushi)

Jun 23, 2025EXHIBITPETITIONER

U.S. Patent No. 5,301,644 (Olmr)

Jun 23, 2025EXHIBITPETITIONER

U.S. Patent No 1,931,698 (Holzapfel)

Jun 23, 2025EXHIBITPETITIONER

U.S. Patent Pub. No. 2011/0100335A1 (Parlatore)

Jun 23, 2025EXHIBITPETITIONER

U.S. Patent Pub. No. 2014/0239645 (Jungmann)

Jun 23, 2025EXHIBITPETITIONER

Kubota DF972-E2 Workshop Manual (Workshop Manual)

Jun 23, 2025EXHIBITPETITIONER

Kubota DF972-E2 Operator's Manual (Operator’s Manual)

Jun 23, 2025EXHIBITPETITIONER

Declaration from Mr. James Strepek re Kubota Manuals

Jun 23, 2025EXHIBITPETITIONER

Declaration from Mr. Scott Schlabach re Kubota Manuals

Jun 23, 2025EXHIBITPETITIONER

JPH1182083A (Original) (Imamura)

Jun 23, 2025EXHIBITPETITIONER

Certified Translation of JPH1182083A (Imamura)

Jun 23, 2025EXHIBITPETITIONER

U.S. Patent No 7,165,536 (Kirk)

Jun 23, 2025EXHIBITPETITIONER

Petitioner Harbor Freight Tools USA Inc. Power of Attorney

Jun 23, 2025PAPERPETITIONER

Oxford Dictionary of Mechanical Engineering Tony Atkins & Marcel Escudier

Jun 23, 2025EXHIBITPETITIONER

Small Engine Technology, 2d. Edition Schuster, William A, (1999) (Schuster)

Jun 23, 2025EXHIBITPETITIONER

Auto Fuel Systems The Goodheart-Willcox Company. Duffy and Smith (1987)

Jun 23, 2025EXHIBITPETITIONER

DuroMax Manual Next Generation Power Systems

Jun 23, 2025EXHIBITPETITIONER

U.S. Patent No. 9,175,601 (Markoski)

Jun 23, 2025EXHIBITPETITIONER

U.S. Patent No. 1,679,159 (French)

Jun 23, 2025EXHIBITPETITIONER

U.S. Patent No. 4,065,096 (“Frantz”)

Jun 23, 2025EXHIBITPETITIONER

McGraw-Hill Dictionary of Scientific and Technical Terms Fifth Edition 1994

Jun 23, 2025EXHIBITPETITIONER

Petitioner Generac Power Systems, Inc. Power of Attorney

Jun 23, 2025PAPERPETITIONER

Petitioner MWE Investments, LLC. Power of Attorney

Jun 23, 2025PAPERPETITIONER

Declaration of Dr. Timothy Morse

Jun 23, 2025EXHIBITPETITIONER

Petition For Inter Parties Review

Jun 23, 2025PAPERPETITIONER