90/015,879LIGHT SOURCE DEVICE AND PROJECTION-TYPE IMAGE DISPLAY DEVICE9,547,226Open

Status

Final Action Mailed

Filed

Jan 12, 2026

Last Updated

Aug 11, 2026

Art Unit

3992

Requester Law Firm

Merchant & Gould, P.C.

Requested By

Third Party

P.O. Law Firm

KDW Firm, PLLC

Sector (CPC)

GPhysics & Instruments
G03Photography & Printing
G03BPhotographic Apparatus

USPC

353Optics: Image Projectors

Reexam History (43 events)

Aug 11, 2026MRXFRRX - Mail Final Rejection
Aug 5, 2026WIDSInformation Disclosure Statement (IDS) Filed
Aug 5, 2026WIDSInformation Disclosure Statement (IDS) Filed
Aug 5, 2026WIDSInformation Disclosure Statement (IDS) Filed
Aug 5, 2026WIDSInformation Disclosure Statement (IDS) Filed
Aug 5, 2026WIDSInformation Disclosure Statement (IDS) Filed
Aug 5, 2026RXIDS.Information Disclosure Statement Filed
Aug 5, 2026RXIDS.Information Disclosure Statement Filed
Aug 5, 2026RXIDS.Information Disclosure Statement Filed
Aug 5, 2026RXIDS.Information Disclosure Statement Filed
Jul 6, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Jul 6, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Jul 6, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Jul 6, 2026RXA...Response after Non-Final Action
Jul 1, 2026RXC/SRCertificate of Service
Jun 24, 2026PA..Change in Power of Attorney (May Include Associate POA)
May 28, 2026RXC/SRCertificate of Service
May 4, 2026MR.NFRX - Mail Reexam Non-Final Action
Apr 14, 2026RXFWDXDate Forwarded to Examiner
Mar 3, 2026MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Feb 9, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Feb 2, 2026IDSCInformation Disclosure Statement considered
Jan 26, 2026MRXNReexamination Formalities Notice Mailed
Jan 26, 2026MRXNReexamination Formalities Notice Mailed
Jan 26, 2026DOCKCase Docketed to Examiner in GAU
Jan 26, 2026COMPApplication Is Now Complete
Jan 24, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jan 23, 2026RXTTLRPTTitle Report
Jan 23, 2026RXNREQFDNotice of reexamination request filing date
Jan 23, 2026RXNREQAUNotice of assignment of reexamination request
Jan 16, 2026RXRLFReExam Litigation Found
Jan 16, 2026RXLITSRReexam Litigation Search Conducted
Jan 16, 2026PRXRParalegal Reexam Review Complete
Jan 16, 2026FTFIFITF set to NO - revise initial setting
Jan 12, 2026WIDSInformation Disclosure Statement (IDS) Filed
Jan 12, 2026RXRLFReExam Litigation Found
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, 2026RCCPRX - Concurrent Proceedings Notice
Jan 12, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

IPR2025-00476IPRDiscretionary Denial

Petitioner

Coretronic Corporation

Petition Filed

Jan 17, 2025

Institution

Jul 10, 2025

Decision

Jul 10, 2025

Terminated

Jul 10, 2025

Federal Circuit (CAFC)

None found

Terminal Disclaimer

None found

Prosecution History

None found

Maintenance Fees

Grant
Jan 17, 2017
3.5-yr
Jul 17, 2020
Paid Jul 2, 2020
7.5-yr
Jul 17, 2024
Paid Jul 10, 2024
11.5-yr
Jul 17, 2028
Expiry
Apr 30, 2035

Entity Status

Large Entity

Expires

Apr 30, 2035 (9.1 yr remaining)

Assignments

201620172018201920202021FiledKOHEI MIYOSHINOBUYUKI KIMURAHITACHI MAXELL, LTD.MAXELL, LTD.MAXELL, LTD.MAXELL HOLDINGS, LTD.
AssignmentReel/Frame: 035680/0797Recorded: May 20, 2015

From

NOBUYUKI KIMURAInventor
Apr 25, 2015
KOHEI MIYOSHIInventor
Apr 18, 2015

To

HITACHI MAXELL, LTD.

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

From

HITACHI MAXELL, LTD.
Oct 1, 2017

To

MAXELL, LTD.

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

From

MAXELL HOLDINGS, LTD.
Oct 1, 2021

To

MAXELL, LTD.

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

From

MAXELL, LTD.
Oct 1, 2021

To

MAXELL HOLDINGS, LTD.