90/016,217FINING OF BOROALUMINO SILICATE GLASSES8,642,491Open

Status

Determination - Reexamination Ordered

Filed

Apr 29, 2026

Last Updated

Jul 24, 2026

Art Unit

3991

Requester Law Firm

Merchant & Gould, P.C.

Requested By

Third Party

Sector (CPC)

CChemistry & Materials
C03Glass & Ceramics
C03CGlass Compositions

USPC

501Compositions: Ceramic

Reexam History (25 events)

Jul 24, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jun 17, 2026PA..Change in Power of Attorney (May Include Associate POA)
Jun 15, 2026RXC/SRCertificate of Service
May 29, 2026WIDSInformation Disclosure Statement (IDS) Filed
May 29, 2026RXIDS.Information Disclosure Statement Filed
May 29, 2026RXC/SRCertificate of Service
May 5, 2026DOCKCase Docketed to Examiner in GAU
May 1, 2026MRXNReexamination Formalities Notice Mailed
May 1, 2026MRXNReexamination Formalities Notice Mailed
May 1, 2026COMPApplication Is Now Complete
Apr 30, 2026RXTTLRPTTitle Report
Apr 30, 2026RXRLFReExam Litigation Found
Apr 30, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Apr 30, 2026RXNREQFDNotice of reexamination request filing date
Apr 30, 2026RXNREQAUNotice of assignment of reexamination request
Apr 30, 2026RXLITSRReexam Litigation Search Conducted
Apr 30, 2026PRXRParalegal Reexam Review Complete
Apr 30, 2026FTFIFITF set to NO - revise initial setting
Apr 29, 2026WIDSInformation Disclosure Statement (IDS) Filed
Apr 29, 2026RXOSUB.RReexamination requested by third party requester
Apr 29, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Apr 29, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Apr 29, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Apr 29, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Apr 29, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

IPR2025-01017IPRDiscretionary Denial

Petitioner

Caihong Display Devices Co., Ltd.

Petition Filed

May 21, 2025

Institution

Oct 3, 2025

Decision

Oct 3, 2025

Terminated

Oct 3, 2025

Federal Circuit (CAFC)

None found

Terminal Disclaimer

Filed — ApprovedAug 8, 2013

Prosecution History

DateCodeDescription
Aug 11, 2013P574PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED
Aug 8, 2013DISTTerminal Disclaimer Filed

Maintenance Fees

Grant
Feb 4, 2014
3.5-yr
Aug 4, 2017
7.5-yr
Aug 4, 2021
Paid Jul 15, 2021
11.5-yr
Aug 4, 2025
Paid Jul 10, 2025
Expiry
May 4, 2032

Entity Status

Large Entity

Expires

May 4, 2032 (6 yr remaining)

Term Adjustment

+511 days (~1.4 yr)

Assignments

20072008200920102011FiledADAM J.G. ELLISONADAM J. G. ELLISONCORNING INCORPORATED
AssignmentReel/Frame: 067130/0252Recorded: Apr 17, 2024

From

ADAM J.G. ELLISONInventor
Jun 22, 2006

To

CORNING INCORPORATED

AssignmentReel/Frame: 069842/0450Recorded: Jan 13, 2025

From

ADAM J. G. ELLISONInventor
Jun 22, 2006

To

CORNING INCORPORATED