90/016,310LIGHT SOURCE DEVICE9,322,530Open

Status

Determination - Reexamination Ordered

Filed

May 19, 2026

Last Updated

Aug 13, 2026

Art Unit

3992

Requester

Unknown

Requester Law Firm

Merchant & Gould, P.C.

Requested By

Third Party

Patent OwnerInferred

Maxell Ltd.

P.O. Law Firm

KDW Firm, PLLC

Sector (CPC)

GPhysics & Instruments
G03Photography & Printing
G03BPhotographic Apparatus

USPC

353Optics: Image Projectors

Reexam History (33 events)

Aug 13, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jul 24, 2026RXPTGRReexam Petition Decision - Granted
Jul 24, 2026MRTGRRX - Mail Petition Decision - Granted
Jul 20, 2026RXOPPPETReexam - Opposition filed in response to petition
Jul 20, 2026RXC/SRCertificate of Service
Jul 20, 2026IDSCInformation Disclosure Statement considered
Jul 17, 2026PA..Change in Power of Attorney (May Include Associate POA)
Jul 16, 2026RXRLFReExam Litigation Found
Jul 16, 2026RXLITSRReexam Litigation Search Conducted
Jul 16, 2026RXC.ADCorrespondence Address Change
Jul 7, 2026RXPET.Receipt of Petition in a Reexam
Jul 7, 2026RXPA..Change in Power of Attorney (May Include Associate POA)
Jul 7, 2026RXC/SRCertificate of Service
Jul 7, 2026RXC/SRCertificate of Service
Jun 4, 2026MRXNReexamination Formalities Notice Mailed
Jun 4, 2026MRXNReexamination Formalities Notice Mailed
Jun 4, 2026COMPApplication Is Now Complete
Jun 3, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jun 3, 2026RXNREQFDNotice of reexamination request filing date
Jun 3, 2026RXNREQAUNotice of assignment of reexamination request
Jun 3, 2026DOCKCase Docketed to Examiner in GAU
Jun 1, 2026PRXRParalegal Reexam Review Complete
Jun 1, 2026FTFSFITF set to YES - revise initial setting
May 19, 2026WIDSInformation Disclosure Statement (IDS) Filed
May 19, 2026WIDSInformation Disclosure Statement (IDS) Filed
May 19, 2026WIDSInformation Disclosure Statement (IDS) Filed
May 19, 2026RXTTLRPTTitle Report
May 19, 2026RXOSUB.RReexamination requested by third party requester
May 19, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
May 19, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
May 19, 2026RXC/SRCertificate of Service
May 19, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
May 19, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

IPR2025-00475IPRDiscretionary Denial

Petitioner

Coretronic Corporation

Petition Filed

Feb 7, 2025

Institution

Jul 17, 2025

Decision

Jul 17, 2025

Terminated

Jul 17, 2025

Federal Circuit (CAFC)

None found

Terminal Disclaimer

None found

Prosecution History

None found

Maintenance Fees

Grant
Apr 26, 2016
3.5-yr
Oct 26, 2019
Paid Oct 10, 2019
7.5-yr
Oct 26, 2023
Paid Oct 18, 2023
11.5-yr
Oct 26, 2027
Expiry
Apr 27, 2034

Entity Status

Large Entity

Expires

Apr 27, 2034 (7.9 yr remaining)

Term Adjustment

+61 days (~0.2 yr)

Assignments

2015201620172018201920202021FiledNOBUYUKI KIMURAKOHEI MIYOSHIHITACHI MAXELL, LTD.MAXELL, LTD.MAXELL HOLDINGS, LTD.MAXELL, LTD.
AssignmentReel/Frame: 032840/0042Recorded: May 7, 2014

From

NOBUYUKI KIMURAInventor
Mar 5, 2014
KOHEI MIYOSHIInventor
Mar 15, 2014

To

HITACHI MAXELL, LTD.

AssignmentReel/Frame: 045142/0208Recorded: Jan 25, 2018

From

HITACHI MAXELL, LTD.
Oct 1, 2017

To

MAXELL, LTD.

MergerReel/Frame: 058255/0579Recorded: Nov 29, 2021

From

MAXELL, LTD.
Oct 1, 2021

To

MAXELL HOLDINGS, LTD.

Name ChangeReel/Frame: 058666/0407Recorded: Dec 3, 2021

From

MAXELL HOLDINGS, LTD.
Oct 1, 2021

To

MAXELL, LTD.