LiftWerx USA Inc. vs. Liftra IP ApS et al.

Explore the PTAB proceeding IPR2026-00102 filed by LiftWerx USA Inc. on 2025-11-04. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2026-00102

Filing Date

2025-11-04

Accorded Filing Date

2025-11-04

Institution Decision Date

2026-04-14

Last Modified Date

2026-08-18

Proceeding Type

IPR

Termination Date

2026-04-14

Trial Status

Institution Denied

Parties & Counsel

Petitioner

LiftWerx USA Inc.

Represented By

Hackman, Blaineet al

Patent Owner / Respondent

Liftra IP ApS et al.

Represented By

McCarthy, Alisonet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 3600 - Transportation, E-Commerce & Construction

Patent Information

1 Patent Involved

Respondent Application Number 18420859

Respondent Patent Number 12104578

External Links

Espacenet

Google Patents

Respondent Inventor Per E. FENGER

Respondent Tech Center TC 3600 - Transportation, E-Commerce & Construction

Address and Attorney/Agent Information

49 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name Bookoff McAndrews, PLLC

Customer Number 108449

Address 2000 Pennsylvania Ave NW, Suite 4001, Washington, DC, 20006, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
66161	Tommy Bell	202-748-9981
84368	Andrew Peretin	202-899-3081
70070	Bethany Love	919-414-2646
76578	Arpi Siyahian	202-808-3550
81808	Emily Fraser	518-452-5600
79385	Alec Shapiro	248-808-3550
82945	Siddharth Anandalingam	301-910-3372
69438	Jordan Maucotel	972-739-6900
73298	Matthew Seward	202-803-8072
71431	Roland Casillas	202-808-3550
81500	Patrick Hamo	202-780-3824
66945	Aaron Johnson	703-244-3563
76400	Inday Barahona	571-337-0709
67882	Ankit Aggarwal	202-304-1486
41450	Roland Mcandrews	202-808-3550
67135	Kirsten Johnson	202-808-3554
76905	Sangwoo Ahn	202-808-3942
68979	Lindsay Littler Chiarello	202-935-5085
79920	Nirajan Singh	703-344-3950
77311	Margaret Evans	202-559-1968
65285	Jessica Winchester	202-729-9926
79378	John Lawrence	202-679-0670
68369	Elissa Knoff	202-808-3550
79714	Connor Christensen	402-916-0113
71885	Norbert Lazar	202-618-4963
71720	Lauren Sherwood	202-987-7221
74010	Arash Hamidi	202-313-7194
60670	Dinesh Melwani	202-808-3497
80057	Ethan Goldschen	443-472-2319
83620	Amanda England	202-808-3550
75612	Jason Portis	202-845-4723
62404	Elizabeth Shah	202-971-9872
81348	Sima Lotfi	202-808-3550
77407	Aidan Miller	202-998-2910
46340	Philip Hoffmann	571-318-8341
78679	Zachary Mason	771-208-3462
68343	Jameson Ma	202-808-3562
63482	Christopher Agrawal	202-808-3552
80587	Ryan Miller	724-996-2937
71282	William Uhr	908-358-2008
38084	Leslie Bookoff	202-808-3494
79966	Kristen Kovach	202-992-9974
82939	Elizabeth Rielley	202-715-2678
75136	Matthew Powell	202-971-9873
81591	Samuel Bliesner Phd	202-559-1969
83251	Jay Park	571-208-7384
70271	Joel Simon	202-808-3560
81200	Juan Gutierrez	202-803-8068
83841	Lukas Zalesky	771-208-3448

Proceeding Documents

Notice: refund approved NOTICE

2026-08-18 FILING PARTY: BOARD

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Petitioner's Request for Refund of Post-Institution Fees OTHER

2026-08-06 FILING PARTY: PETITIONER

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Institution Decision: Deny DECISION

2026-07-28 FILING PARTY: BOARD

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Institution Decision: Deny DECISION

2026-04-14 FILING PARTY: BOARD

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Director Discretionary Decision: Refer RESPONSE

2026-03-10 FILING PARTY: BOARD

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LiftWerx USA Inc. vs. Liftra IP ApS et al.

Proceeding Overview

Parties & Counsel

Petitioner

LiftWerx USA Inc.

Represented By

Patent Owner / Respondent

Liftra IP ApS et al.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Notice: refund approved NOTICE

Petitioner's Request for Refund of Post-Institution Fees OTHER

Institution Decision: Deny DECISION

Institution Decision: Deny DECISION

Director Discretionary Decision: Refer RESPONSE

Petitioner's Updated Mandatory Notices NOTICE

Centripetal Networks, Inc. v. Palo Alto Networks, Inc., No. 2:21-CV-137 (RCY), Dkt. 317 Exhibit

Ningbo Wentai Sports Equipment Co. v. EASEGO, No. 2:25-cv-00417, Dkt. 60 Exhibit

HL Klemove Corp. v Foras Techs. Ltd., No. 2:23-cv-00647, Dkt. 25 Exhibit

Petitioner's Response to Patent Owner's Request for Discretionary Denial RESPONSE

Centripetal Networks, Inc. v. Palo Alto Networks, Inc., No. 2:21-CV-137 (RCY), Dkt. 353 Exhibit

Patent Owner's Preliminary Response POPR

EX2003 Table C-5_USDC_Civil Statistical Tables For The Federal Judiciary_June 30 2025 Exhibit

EX2004 EDVA Answer Exhibit

EX2002 Table C-5_USDC_Civil Federal Judicial Caseload Statistics_March 31 2025 Exhibit

EX2001 EDVA Complaint Exhibit

Patent Owner's Request for Discretionary Denial RESPONSE

Petitioner's Sotera Stipulation OTHER

Petitioner's Updated Mandatory Notices NOTICE

Updated Notice of Intent to Designate Noah Leibowitz as Back-Up Counsel NOTICE

Updated Leibowitz Declaration Exhibit

Provisionally recognized PTAB attorney acknowledgement Exhibit

Leibowitz Declaration Exhibit

Notice of Intent to Designate Gregory Chuebon As Back-Up Counsel NOTICE

Joshi Declaration Exhibit

Chuebon Declaration Exhibit

Notice of Intent to Designate Noah Leibowitz As Back-Up Counsel NOTICE

Notice of Intent to Designate Michael Joshi As Back-Up Counsel NOTICE

Notice: Mandatory Notice NOTICE

Notice: Power of Attorney NOTICE

NOTICE OF FILING DATE ACCORDED TO PETITION AND TIME FOR FILING PATENT OWNER PRELIMINARY RESPONSE NOTICE

Prosecution History of U.S. Patent No. 10,378,518 Exhibit

U.S. Patent No. 12,104,578 Exhibit

Nacelle Davit Brochure, Power Climber Wind (Aug. 8, 2012) Exhibit

U.S. Patent No. 9,651,020 (“Holloway”) Exhibit

U.S. Patent No. 8,556,591 (“Koronkiewicz”) Exhibit

U.S. Patent No. 10,378,518 Exhibit

Wind Turbines - Designing With Maintenance In Mind Exhibit

“Split spherical roller bearings,” Schaeffler Technologies GmbH & Co. KG, Exhibit

China Patent Application No. 201483408 (“Hanxing”) and Certified Translatio Exhibit

An Overview of the History of Wind Turbine Development Exhibit

Declaration of John Bosche Exhibit

NextEra Energy Resources Generation Repair & Service Overview Exhibit

CV of John Bosche (“Bosche”) Exhibit

European Patent No. 1,748,182 (“Weaver”) Exhibit

U.S. Patent No. 1,152,271 (“Bisbee”) Exhibit

“US Value Proposition” document from Cooper Roller Bearings Exhibit

International Patent Application No. PCT/DK2015/000040 Exhibit

U.S. Patent No. 3,731,768 (“Fetzer”) Exhibit

YouTube Search Results for “Schaeffler split roller bearing.” Exhibit

European Patent No. 1,101,934 (“Weitkamp”) and Certified Translation Exhibit

“US Value Proposition,” Cooper Roller Bearings Company Limited Exhibit

U.S. Patent Application Publication No. 2012/0099993 (“Guerenbourg”) Exhibit

January 22, 2014 Press Release by Power Climber Wind Exhibit

U.S. Patent Application Publication No. 2012/0141292 (“Signore”) Exhibit

U.S. Patent Application No. 16/452,617 Exhibit

U.S. Patent No. 3,036,667 (“Schilling”) Exhibit

WindPACT Turbine Design Scaling Studies Technical Area 3 Exhibit

Prosecution History of U.S. Patent No. 12,104,578 Exhibit

Power Climber Wind supplies over 1,000 nacelle davits in North America Exhibit

Wind Power Today – 1998 Wind Energy Program Highlights Exhibit

Moventas Expands Up-tower Service With Mobile Service Units Exhibit

U.S. Patent Application Publication No. 2010/0021278 (“Stegemann”) Exhibit

Petition: as filed PETITION

Screen captures from YouTube video clip entitled “Schaeffler Split Spherica Exhibit