90/016,502MULTIPLE UP-TOWER LIFTING APPLIANCES ON WIND TURBINES12,584,465Open

Status

Reexam Assigned to Examiner for Determination

Filed

Jul 31, 2026

Last Updated

Aug 5, 2026

Art Unit

3993

Requester

Unknown

Requester Law Firm

Troutman Pepper Locke, LLP

Requested By

Third Party

Patent OwnerInferred

Liftwerx Solutions Inc.

P.O. Law Firm

Brunet & Co. Ltd.

Sector (CPC)

FMechanical Engineering
F03Fluid Machines
F03DWind Motors

USPC

29Metal Working

Reexam History (15 events)

Aug 5, 2026MRXNReexamination Formalities Notice Mailed
Aug 5, 2026MRXNReexamination Formalities Notice Mailed
Aug 5, 2026DOCKCase Docketed to Examiner in GAU
Aug 5, 2026COMPApplication Is Now Complete
Aug 4, 2026RXTTLRPTTitle Report
Aug 4, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Aug 4, 2026RXNREQFDNotice of reexamination request filing date
Aug 4, 2026RXNREQAUNotice of assignment of reexamination request
Aug 4, 2026FTFSFITF set to YES - revise initial setting
Aug 3, 2026PRXRParalegal Reexam Review Complete
Jul 31, 2026RXOSUB.RReexamination requested by third party requester
Jul 31, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Jul 31, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Jul 31, 2026RXC/SRCertificate of Service
Jul 31, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

None found

Federal Circuit (CAFC)

None found

Terminal Disclaimer

None found

Prosecution History

None found

Maintenance Fees

Grant
Mar 24, 2026
3.5-yr
Sep 24, 2029
7.5-yr
Sep 24, 2033
11.5-yr
Sep 24, 2037
Expiry
Apr 1, 2045

Entity Status

Large Entity

Expires

Apr 1, 2045 (18.7 yr remaining)

Assignments

Apr 2025May 2025FiledGLEN D. AITKENLIFTWERX SOLUTIONS INC.
AssignmentReel/Frame: 070949/0921Recorded: Apr 25, 2025

From

GLEN D. AITKENInventor
Apr 24, 2025

To

LIFTWERX SOLUTIONS INC.