Status
Non-Final Action Mailed
Requester
Requester Law Firm
Requested By
Third Party
Patent Owner
P.O. Law Firm
Reexam History (23 events)
Aug 11, 2026MR.NFRX - Mail Reexam Non-Final Action
Jul 30, 2026RXRLFReExam Litigation Found
Jul 30, 2026RXLITSRReexam Litigation Search Conducted
Apr 24, 2026RXFWDXDate Forwarded to Examiner
Feb 17, 2026PA..Change in Power of Attorney (May Include Associate POA)
Feb 17, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Dec 15, 2025MRXNReexamination Formalities Notice Mailed
Dec 15, 2025MRXNReexamination Formalities Notice Mailed
Dec 15, 2025DOCKCase Docketed to Examiner in GAU
Dec 15, 2025COMPApplication Is Now Complete
Dec 12, 2025RXTTLRPTTitle Report
Dec 12, 2025RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Dec 12, 2025RXNREQFDNotice of reexamination request filing date
Dec 12, 2025RXNREQAUNotice of assignment of reexamination request
Dec 9, 2025RXRLFReExam Litigation Found
Dec 9, 2025RXLITSRReexam Litigation Search Conducted
Dec 9, 2025PRXRParalegal Reexam Review Complete
Dec 9, 2025FTFIFITF set to NO - revise initial setting
Dec 5, 2025RXOSUB.RReexamination requested by third party requester
Dec 5, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Dec 5, 2025RXC/SRCertificate of Service
Dec 5, 2025RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Dec 5, 2025BIG.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
Oct 11, 2011
3.5-yr
Apr 11, 2015
7.5-yr
Apr 11, 2019
Paid Apr 11, 2019
11.5-yr
Apr 11, 2023
Paid Apr 11, 2023
Expiry
Jan 9, 2030
Entity Status
Large Entity
Expires
Jan 9, 2030 (3.8 yr remaining)
Term Adjustment
+352 days (~1.0 yr)
Assignments
AssignmentReel/Frame: 022181/0150Recorded: Jan 30, 2009
From
RICHARD T. CAUDILLInventor
Jan 22, 2009
→
To
LIEBERT CORPORATION
OtherReel/Frame: 040797/0615Recorded: Dec 2, 2016
From
ALBER CORP.
Nov 30, 2016
ASCO POWER TECHNOLOGIES, L.P.
Nov 30, 2016
AVOCENT CORPORATION
Nov 30, 2016
AVOCENT FREMONT, LLC
Nov 30, 2016
AVOCENT HUNTSVILLE, LLC
Nov 30, 2016
AVOCENT REDMOND CORP.
Nov 30, 2016
ELECTRICAL RELIABILITY SERVICES, INC.
Nov 30, 2016
EMERSON NETWORK POWER, ENERGY SYSTEMS, NORTH AMERICA, INC.
Nov 30, 2016
LIEBERT CORPORATION
Nov 30, 2016
LIEBERT NORTH AMERICA, INC.
Nov 30, 2016
NORTHERN TECHNOLOGIES, INC.
Nov 30, 2016
→
To
JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
OtherReel/Frame: 040783/0148Recorded: Dec 1, 2016
From
ALBER CORP.
Nov 30, 2016
ASCO POWER TECHNOLOGIES, L.P.
Nov 30, 2016
AVOCENT CORPORATION
Nov 30, 2016
AVOCENT FREMONT, LLC
Nov 30, 2016
AVOCENT HUNTSVILLE, LLC
Nov 30, 2016
AVOCENT REDMOND CORP.
Nov 30, 2016
ELECTRICAL RELIABILITY SERVICES, INC.
Nov 30, 2016
EMERSON NETWORK POWER, ENERGY SYSTEMS, NORTH AMERICA, INC.
Nov 30, 2016
LIEBERT CORPORATION
Nov 30, 2016
LIEBERT NORTH AMERICA, INC.
Nov 30, 2016
NORTHERN TECHNOLOGIES, INC.
Nov 30, 2016
→
To
JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Name ChangeReel/Frame: 047013/0116Recorded: Sep 5, 2018
From
LIEBERT CORPORATION
Aug 6, 2018
→
To
VERTIV CORPORATION
Security InterestReel/Frame: 049415/0262Recorded: Jun 10, 2019
From
ELECTRICAL RELIABILITY SERVICES, INC.
May 13, 2019
VERTIV CORPORATION
May 13, 2019
VERTIV ENERGY SYSTEMS, INC.
May 13, 2019
VERTIV IT SYSTEMS, INC.
May 13, 2019
VERTIV NORTH AMERICA, INC.
May 13, 2019
→
To
THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A.
OtherReel/Frame: 052076/0874Recorded: Mar 3, 2020
From
ELECTRICAL RELIABILITY SERVICES, INC.
Mar 2, 2020
ENERGY LABS, INC.
Mar 2, 2020
VERTIV CORPORATION
Mar 2, 2020
VERTIV IT SYSTEMS, INC.
Mar 2, 2020
→
To
N.A. CITIBANK
ReleaseReel/Frame: 052065/0666Recorded: Mar 2, 2020
From
JPMORGAN CHASE BANK, N.A.
Mar 2, 2020
→
To
VERTIV CORPORATION (F/K/A ALBER CORP.)
ReleaseReel/Frame: 052071/0913Recorded: Mar 2, 2020
From
THE BANK OF NEW YORK MELLON TRUST COMPANY N.A.
Mar 2, 2020
→
To
VERTIV CORPORATION
Security InterestReel/Frame: 057923/0782Recorded: Oct 26, 2021
From
ELECTRICAL RELIABILITY SERVICES, INC.
Oct 22, 2021
ENERGY LABS, INC.
Oct 22, 2021
VERTIV CORPORATION
Oct 22, 2021
VERTIV IT SYSTEMS, INC.
Oct 22, 2021
→
To
UMB BANK, N.A., AS COLLATERAL AGENT
ReleaseReel/Frame: 069771/0893Recorded: Jan 7, 2025
From
JPMORGAN CHASE BANK, N.A.
Dec 23, 2024
→
To
VERTIV CORPORATION
ReleaseReel/Frame: 069772/0109Recorded: Jan 7, 2025
From
N.A. CITIBANK
Dec 23, 2024
→
To
VERTIV CORPORATION
ReleaseReel/Frame: 069772/0139Recorded: Jan 7, 2025
From
UMB BANK, N.A.
Dec 30, 2024
→
To
VERTIV CORPORATION
AssignmentReel/Frame: 070289/0670Recorded: Feb 21, 2025
From
VERTIV CORPORATION
Dec 31, 2024
→
To
DATA POWERWORKS LLC