90/016,203PROJECTION-TYPE DISPLAY APPARATUS8,593,580Open

Status

Determination - Reexamination Ordered

Filed

Apr 21, 2026

Last Updated

Jul 17, 2026

Examiner

Woo H Choi

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
G02Optics
G02FOptical Logic & Switching

USPC

349Liquid Crystal Cells, Elements And Systems

Reexam History (27 events)

Jul 17, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jul 16, 2026MRTGRRX - Mail Petition Decision - Granted
Jul 16, 2026RXPTGRReexam Petition Decision - Granted
Jul 8, 2026RXPET.Receipt of Petition in a Reexam
Jul 8, 2026RXC/SRCertificate of Service
Jun 26, 2026RXPET.Receipt of Petition in a Reexam
Jun 26, 2026RXPA..Change in Power of Attorney (May Include Associate POA)
Apr 27, 2026DOCKCase Docketed to Examiner in GAU
Apr 23, 2026COMPApplication Is Now Complete
Apr 23, 2026MRXNReexamination Formalities Notice Mailed
Apr 23, 2026MRXNReexamination Formalities Notice Mailed
Apr 22, 2026RXNREQAUNotice of assignment of reexamination request
Apr 22, 2026RXRLFReExam Litigation Found
Apr 22, 2026RXLITSRReexam Litigation Search Conducted
Apr 22, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Apr 22, 2026FTFIFITF set to NO - revise initial setting
Apr 22, 2026RXNREQFDNotice of reexamination request filing date
Apr 21, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Apr 21, 2026RXRLFReExam Litigation Found
Apr 21, 2026RXTTLRPTTitle Report
Apr 21, 2026RXLITSRReexam Litigation Search Conducted
Apr 21, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Apr 21, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Apr 21, 2026RXC/SRCertificate of Service
Apr 21, 2026RXOSUB.RReexamination requested by third party requester
Apr 21, 2026WIDSInformation Disclosure Statement (IDS) Filed
Apr 21, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

IPR2025-00474IPRDiscretionary Denial

Petitioner

Coretronic Corporation

Petition Filed

Jan 29, 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
Nov 26, 2013
3.5-yr
May 26, 2017
7.5-yr
May 26, 2021
Paid May 19, 2021
11.5-yr
May 26, 2025
Paid May 21, 2025
Expiry
May 10, 2033

Entity Status

Large Entity

Expires

May 10, 2033 (7 yr remaining)

Assignments

20142015201620172018201920202021FiledHITACHI CONSUMER ELECTRONICS CO, LTD.HITACHI MAXELL, LTD.MAXELL, LTD.MAXELL HOLDINGS, LTD.MAXELL, LTD.
AssignmentReel/Frame: 033694/0745Recorded: Sep 8, 2014

From

HITACHI CONSUMER ELECTRONICS CO, LTD.
Aug 26, 2014
HITACHI CONSUMER ELECTRONICS CO., LTD.
Aug 26, 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.