The detailed information for PTAB case with proceeding number IPR2025-01228 filed by Generac Power Systems, Inc. et al. on Jul 11, 2025. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2025-01228
Filing Date
Jul 11, 2025
Petitioner
Generac Power Systems, Inc. et al.
Status
Pending
Respondent Application Number
18330807
Respondent Tech Center
3700
Respondent Patent Number
11905896

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

Notice: Notice filing date accorded

Jul 18, 2025PAPERBOARD

JP2005330867 (Original) (“Fujisawa”)

Jul 11, 2025EXHIBITPETITIONER

Certified Translation of JP2005330867 (“Fujisawa”)

Jul 11, 2025EXHIBITPETITIONER

Duro Max XP4400EH Operator’s Manual (“DuroMax”)

Jul 11, 2025EXHIBITPETITIONER

Declaration of David Raskin (dated May 7, 2025)

Jul 11, 2025EXHIBITPETITIONER

JPS61283734A (Original) (“Nakafushi”)

Jul 11, 2025EXHIBITPETITIONER

Certified Translation of JPS61283734A (“Nakafushi”)

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent No. 5,301,644 (“Olmr”)

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent No. 7,481,087 (“DeVries”)

Jul 11, 2025EXHIBITPETITIONER

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

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent No. 9,435,273 (“the ’273 Patent”)

Jul 11, 2025EXHIBITPETITIONER

Switch, MERRIAM-WEBSTER, https://www.merriam-webster.com/dictionary/switch

Jul 11, 2025EXHIBITPETITIONER

Selector Switch, MERRIAM-WEBSTER, https://www.merriam-webster.com/dictionar

Jul 11, 2025EXHIBITPETITIONER

Switch, CAMBRIDGE DICTIONARY, https://dictionary.cambridge.org/us/dictionar

Jul 11, 2025EXHIBITPETITIONER

Switch, THE FREE DICTIONARY, https://www.thefreedictionary.com/switch (last

Jul 11, 2025EXHIBITPETITIONER

RUDOLF F. GRAF, MODERN DICTIONARY OF ELECTRONICS (Charlie Buffington & Jack

Jul 11, 2025EXHIBITPETITIONER

TONY ATKINS & MARCEL ESCUDIER, OXFORD DICTIONARY OF MECHANICAL ENGINEERING

Jul 11, 2025EXHIBITPETITIONER

S.B. CHOPRA, ANMOL’S DICTIONARY OF MECHANICAL ENGINEERING (1989)

Jul 11, 2025EXHIBITPETITIONER

MCGRAW-HILL DICTIONARY OF MECHANICAL AND DESIGN ENGINEERING (Sybil P. Parke

Jul 11, 2025EXHIBITPETITIONER

G.H.F. NAYLER, DICTIONARY OF MECHANICAL ENGINEERING (rev. ed. 2006)

Jul 11, 2025EXHIBITPETITIONER

Complaint, Champion Power Equipment, Inc. v. Generac Power Systems, Inc., N

Jul 11, 2025EXHIBITPETITIONER

Powermate DF3500E – 3500 Watt Electric Start Dual Fuel Portable, ELECTRIC G

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent No. 4,492,207 (“Hallberg”)

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent No. 10,598,101 (“the ’101 Patent”)

Jul 11, 2025EXHIBITPETITIONER

File History for U.S. Patent No. 10,598,101 (“the ’101 File History”)

Jul 11, 2025EXHIBITPETITIONER

Castell Safety Int’l Ltd., Castell Interlocks: How They Work, YOUTUBE (Apr.

Jul 11, 2025EXHIBITPETITIONER

Screenshots and Video Transcript of Castell Safety Int’l Ltd.

Jul 11, 2025EXHIBITPETITIONER

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

Jul 11, 2025EXHIBITPETITIONER

FORD MOTOR CO., 2004 SERVICE MANUAL: POWERTRAIN CONTROL/EMISSIONS DIAGNOSIS

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent No. 1,827,214 (“Sturm”)

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent No. 4,641,625 (“Smith”)

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent No. 6,276,345 (“Nelson”)

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent No. 2,645,570 (“Anderson”)

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent No. 2,945,111 (“McCormick”)

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent No. 8,040,663 (“Czarnecki”)

Jul 11, 2025EXHIBITPETITIONER

WILLIAM A. SCHUSTER, SMALL ENGINE TECHNOLOGY (2d ed. 1999)

Jul 11, 2025EXHIBITPETITIONER

Neil B. Hampson & Jennette L. Zmaeff, Carbon Monoxide Poisoning from Portab

Jul 11, 2025EXHIBITPETITIONER

H. Windawi, Controlling the Exhaust Emissions from Alternative Fuel Vehicle

Jul 11, 2025EXHIBITPETITIONER

MARTY AHRENS, NAT’L FIRE PROT. ASS’N, U.S. VEHICLE FIRE TRENDS AND PATTERNS

Jul 11, 2025EXHIBITPETITIONER

Selector Switch, THE FREE DICTIONARY https://www.thefreedictionary.com/sele

Jul 11, 2025EXHIBITPETITIONER

1045A Engineering Explained, Why Cars Backfire - Afterfire - Explained, YOU

Jul 11, 2025EXHIBITPETITIONER

Screenshots and Video Transcript of Engineering Explained,

Jul 11, 2025EXHIBITPETITIONER

Shivansh Sabhadiya, What Causes Backfire in an Engine?, ENGINEERING CHOICE,

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent No. 4,489,699 (“Poehlman”)

Jul 11, 2025EXHIBITPETITIONER

U.S. Patent Application Publication No. 2007/0137591 (“Sugimoto”)

Jul 11, 2025EXHIBITPETITIONER

Declaration on Mina Ching (dated Apr. 22, 2025)

Jul 11, 2025EXHIBITPETITIONER

Champion’s Infringement Contentions for U.S. Patent No. 11,905,896 as Asser

Jul 11, 2025EXHIBITPETITIONER

Notice: Power of Attorney

Jul 11, 2025PAPERPETITIONER

Notice: Power of Attorney

Jul 11, 2025PAPERPETITIONER

Notice: Power of Attorney

Jul 11, 2025PAPERPETITIONER

U.S. Patent No. 11,905,896 (“the ’896 Patent”)

Jul 11, 2025EXHIBITPETITIONER

File History for U.S. Patent No. 11,905,896 (“the ’896 File History”)

Jul 11, 2025EXHIBITPETITIONER

Declaration of Eric S. Winkel

Jul 11, 2025EXHIBITPETITIONER

Petition: as filed

Jul 11, 2025PAPERPETITIONER