90/016,650SYSTEMS AND METHODS FOR CALIBRATING SPEAKERS9,883,315Open

Status

Reexam Assigned to Examiner for Determination

Filed

Oct 14, 2026

Pre-Order Paper

Window open until about Nov 23, 2026

Last Updated

Oct 22, 2026

Art Unit

3992

Requester

Sonos, Inc.

Requester Law Firm

Not named in the record

Requested By

Third Party

Patent Owner(via USPTO assignment records)

Crestwood I-A LLC

Patent Owner Law Firm

Owner hasn't filed yet

Sector (CPC)

HElectrical & Electronic
H04Telecommunications
H04SStereophonic Systems

USPC

381Electrical Audio Signal Processing Systems And Devices

Reexam History (15 events)

Oct 22, 2026DOCKCase Docketed to Examiner in GAU
Oct 22, 2026MRXNReexamination Formalities Notice Mailed
Oct 22, 2026MRXNReexamination Formalities Notice Mailed
Oct 22, 2026COMPApplication Is Now Complete
Oct 21, 2026FTFIFITF set to NO - revise initial setting
Oct 21, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Oct 21, 2026RXNREQFDNotice of reexamination request filing date
Oct 21, 2026RXNREQAUNotice of assignment of reexamination request
Oct 19, 2026RXTTLRPTTitle Report
Oct 16, 2026PRXRParalegal Reexam Review Complete
Oct 14, 2026RXOSUB.RReexamination requested by third party requester
Oct 14, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Oct 14, 2026RXAF/DAffidavit(s), Declaration(s) and/or Exhibit(s) Filed
Oct 14, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Oct 14, 2026RXC/SRCertificate of Service

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
Jan 30, 2018
3.5-yr
Jul 30, 2021
Paid Jul 30, 2021
7.5-yr
Jul 30, 2025
Paid Jul 30, 2025
11.5-yr
Jul 30, 2029
Expiry
Aug 29, 2036

Entity Status

Large Entity

Expires

Aug 29, 2036 (9.9 yr remaining)

Assignments

201520162017201820192020202120222023202420252026FiledSTEVE MITCHELLGILLES BOCCON-GIBODDAVID P. MAHERINTERTRUST TECHNOLOGIES CORPORATIONPLS IV, LLCCRESTWOOD I-A LLCORIGIN FUTURE ENERGY PTY LTDSecurity interest, Mar 2020ORIGIN FUTURE ENERGY PTY LTD.Release, Sep 2022
AssignmentReel/Frame: 046930/0439Recorded: Sep 20, 2018

From

GILLES BOCCON-GIBODInventor
Sep 25, 2014
DAVID P. MAHERInventor
Oct 2, 2014
STEVE MITCHELLInventor
Sep 18, 2014
→

To

INTERTRUST TECHNOLOGIES CORPORATION

Security InterestReel/Frame: 052189/0343Recorded: Mar 18, 2020

From

INTERTRUST TECHNOLOGIES CORPORATION
Mar 13, 2020
→

To

ORIGIN FUTURE ENERGY PTY LTD

ReleaseReel/Frame: 062747/0742Recorded: Feb 14, 2023

From

ORIGIN FUTURE ENERGY PTY LTD.
Sep 8, 2022
→

To

INTERTRUST TECHNOLOGIES CORPORATION

AssignmentReel/Frame: 066428/0412Recorded: Feb 9, 2024

From

INTERTRUST TECHNOLOGIES CORPORATION,
Jan 25, 2024
→

To

PLS IV, LLC

AssignmentReel/Frame: 075578/0051Recorded: Aug 7, 2026

From

PLS IV, LLC
Apr 23, 2026
→

To

CRESTWOOD I-A LLC