90/015,881UPS ADAPTIVE OUTPUT VOLTAGE CONTROL SYSTEMS9,000,613Open

Status

Non-Final Action Mailed

Filed

Jan 12, 2026

Last Updated

Aug 21, 2026

Art Unit

3992

Requester Law Firm

Kirkland & Ellis LLP

Requested By

Third Party

Patent Owner Law Firm

Owner hasn't filed yet

Sector (CPC)

HElectrical & Electronic
H02Power Generation & Distribution
H02JPower Supply Circuits

USPC

307Electrical Transmission Or Interconnection Systems

Reexam History (27 events)

Oct 14, 2026RXRQ/TRequest for Extension of Time
Oct 14, 2026RXC/SRCertificate of Service
Aug 21, 2026MR.NFRX - Mail Reexam Non-Final Action
May 12, 2026RXFWDXDate Forwarded to Examiner
Mar 10, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Feb 17, 2026PA..Change in Power of Attorney (May Include Associate POA)
Feb 2, 2026MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Jan 29, 2026MRXNReexamination Formalities Notice Mailed
Jan 29, 2026MRXNReexamination Formalities Notice Mailed
Jan 29, 2026DOCKCase Docketed to Examiner in GAU
Jan 29, 2026COMPApplication Is Now Complete
Jan 28, 2026RXTTLRPTTitle Report
Jan 28, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jan 28, 2026RXNREQFDNotice of reexamination request filing date
Jan 28, 2026RXNREQAUNotice of assignment of reexamination request
Jan 28, 2026RXC.ADRReexam - Correspondence Address Change for Third Party Requester
Jan 13, 2026RXRLFReExam Litigation Found
Jan 13, 2026RXLITSRReexam Litigation Search Conducted
Jan 13, 2026PRXRParalegal Reexam Review Complete
Jan 13, 2026FTFIFITF set to NO - revise initial setting
Jan 12, 2026RXPA..RReexam - Change in Power of Attorney (May Include Associate POA) for Third Party Requester
Jan 12, 2026RXOSUB.RReexamination requested by third party requester
Jan 12, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Jan 12, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Jan 12, 2026RXC/SRCertificate of Service
Jan 12, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Jan 12, 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
Apr 7, 2015
3.5-yr
Oct 7, 2018
Paid Oct 8, 2018
7.5-yr
Oct 7, 2022
Paid Oct 7, 2022
11.5-yr
Oct 7, 2026
Expiry
Oct 5, 2033

Entity Status

Large Entity

Expires

Oct 5, 2033 (7.5 yr remaining)

Term Adjustment

+516 days (~1.4 yr)

Assignments

2013201420152016201720182019202020212022202320242025FiledJR. RUSSELL E. SHELTERDAVID SONNERRUSSELL E. JR. SHETLERLIEBERT CORPORATIONJPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENTJPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENTVERTIV CORPORATIONN.A. CITIBANKDATA POWERWORKS LLCTHE BANK OF NEW YORK MELLON TRUST COMPANY, N.A.Security interest, May 20192 releases, Mar 2020JPMORGAN CHASE BANK, N.A., THE BANK OF NEW YORK MELLON TRUST COMPANY N.A.UMB BANK, N.A., AS COLLATERAL AGENTSecurity interest, Oct 20213 releases, Dec 2024JPMORGAN CHASE BANK, N.A., N.A. CITIBANK, UMB BANK, N.A.
AssignmentReel/Frame: 028303/0178Recorded: Jun 1, 2012

From

JR. RUSSELL E. SHELTERInventor
May 8, 2012
DAVID SONNERInventor
May 11, 2012
→

To

LIEBERT CORPORATION

AssignmentReel/Frame: 029931/0676Recorded: Mar 6, 2013

From

RUSSELL E. JR. SHETLERInventor
Feb 25, 2013
DAVID SONNERInventor
Feb 25, 2013
→

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