Enhancing Intelligibility Of Speech Content In An Audio Signal

Patent No. EP3149730 (titled "Enhancing Intelligibility Of Speech Content In An Audio Signal") was filed by Dolby Laboratories Licensing on May 22, 2015. The application was issued on Jun 26, 2019.

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

Company	Opposition Date	Representative
KS HIMPP	Mar 26, 2020	BETTEN & RESCH

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

Date
Description

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Mar 14, 2025
Decision of the Board of Appeal
Mar 14, 2025
F3032 Notification(s) of the decision
Mar 14, 2025
F3032 Notification(s) of the decision
Feb 14, 2025
F3013 Oral Proceedings: Forwarding minutes
Feb 14, 2025
F3013 Oral Proceedings: Forwarding minutes
Feb 14, 2025
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Jan 15, 2025
F3345 Forwarding of submissions to parties
Jan 10, 2025
(Electronic) Receipt
Jan 10, 2025
Letter accompanying subsequently filed items
Jan 10, 2025
Letter dealing with oral proceedings during the appeal procedure
Aug 1, 2024
F3011.1 Oral Proceedings: summons
Aug 1, 2024
F3011.1 Oral Proceedings: summons
Aug 1, 2024
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Jul 29, 2024
F3010 Oral proceedings: order for summons
Dec 4, 2023
Standard Communication Rule 103 (2) EPC
Dec 4, 2023
Standard Communication Rule 103 (2) EPC
Sep 20, 2023
F3345 Forwarding of submissions to parties
Sep 15, 2023
(Electronic) Receipt
Sep 15, 2023
Letter accompanying subsequently filed items
Sep 15, 2023
Letter relating to Appeal Procedure
May 15, 2023
F3345 Forwarding of submissions to parties
Apr 27, 2023
(Electronic) Receipt
Apr 27, 2023
Amended claims with annotations
Apr 27, 2023
Amended claims with annotations
Apr 27, 2023
Amended claims with annotations
Apr 27, 2023
Amended claims with annotations
Apr 27, 2023
Amended claims with annotations
Apr 27, 2023
Auxiliary request during appeals procedure - 01
Apr 27, 2023
Auxiliary request during appeals procedure - 02
Apr 27, 2023
Auxiliary request during appeals procedure - 03
Apr 27, 2023
Auxiliary request during appeals procedure - 04
Apr 27, 2023
Auxiliary request during appeals procedure - 05
Apr 27, 2023
Letter accompanying subsequently filed items
Apr 27, 2023
Main request during appeals procedure
Apr 27, 2023
Reply to appeal
Dec 19, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 13, 2022
(Electronic) Receipt
Dec 13, 2022
Letter accompanying subsequently filed items
Dec 13, 2022
Statement of grounds of appeal
Oct 12, 2022
F3204 Communication of the file number to the parties
Oct 12, 2022
F3204 Communication of the file number to the parties
Oct 4, 2022
Composition of the board (T)
Sep 30, 2022
(Electronic) Receipt
Sep 30, 2022
Letter accompanying subsequently filed items
Sep 30, 2022
Notice of appeal
Sep 14, 2022
Brief communication - Opposition proceedings
Sep 9, 2022
Communication of amended entries concerning the representative
Aug 25, 2022
Annexes in respect of a client data request
Aug 25, 2022
General authorisation
Aug 25, 2022
General authorisation
Aug 25, 2022
General authorisation
Aug 25, 2022
General authorisation
Aug 25, 2022
Letter accompanying subsequently filed items
Aug 25, 2022
Submission concerning change of applicant's representative
Aug 8, 2022
Advice of delivery
Aug 5, 2022
Advice of delivery
Aug 3, 2022
Annex to the communication - opposition
Aug 3, 2022
Decision of the Opposition Division and instruction
Aug 3, 2022
Decision rejecting the opposition
Aug 3, 2022
Decision rejecting the opposition
Aug 3, 2022
Grounds for the decision (Annex) - opposition
Aug 3, 2022
Means of redress
Aug 3, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 3, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 3, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Aug 3, 2022
Provision of a copy of the minutes - opposition procedure
Aug 3, 2022
Provision of a copy of the minutes - opposition procedure
Aug 3, 2022
Scanned annex to a communication - opposition procedure
Aug 3, 2022
Transmittal of decision / summons - opposition
Aug 3, 2022
Transmittal of decision / summons - opposition
Apr 1, 2022
Document concerning representation
Apr 1, 2022
Letter accompanying subsequently filed items
Mar 23, 2022
Document concerning representation
Mar 15, 2022
Information about the result of oral proceedings
Jan 21, 2022
Brief communication - Opposition proceedings
Jan 19, 2022
Brief communication - Opposition proceedings
Jan 14, 2022
(Electronic) Receipt
Jan 14, 2022
(Electronic) Receipt
Jan 14, 2022
Letter accompanying subsequently filed items
Jan 14, 2022
Letter accompanying subsequently filed items
Jan 14, 2022
Request for interpreters during oral proceedings
Jan 14, 2022
Written submission in preparation to/during oral proceedings
Jan 12, 2022
(Electronic) Receipt
Jan 12, 2022
Letter accompanying subsequently filed items
Jan 12, 2022
Written submission in preparation to/during oral proceedings
Dec 6, 2021
Notification concerning the date of oral proceedings
Dec 6, 2021
Notification concerning the date of oral proceedings
Apr 19, 2021
Advice of delivery
Apr 16, 2021
(Electronic) Receipt
Apr 16, 2021
Advice of delivery
Apr 16, 2021
Annex to the communication - opposition
Apr 16, 2021
Letter accompanying subsequently filed items
Apr 16, 2021
Summons to attend oral proceedings
Apr 16, 2021
Summons to attend oral proceedings
Apr 16, 2021
Transmittal of decision / summons - opposition
Apr 16, 2021
Transmittal of decision / summons - opposition
Feb 25, 2021
Brief communication - Opposition proceedings
Feb 18, 2021
(Electronic) Receipt
Feb 18, 2021
Letter accompanying subsequently filed items
Feb 18, 2021
Letter regarding the opposition procedure (no time limit)
Feb 3, 2021
Brief communication - Opposition proceedings
Jan 27, 2021
(Electronic) Receipt
Jan 27, 2021
Letter accompanying subsequently filed items
Jan 27, 2021
Letter regarding the opposition procedure (no time limit)
Oct 23, 2020
Brief communication - Opposition proceedings
Oct 16, 2020
(Electronic) Receipt
Oct 16, 2020
Auxiliary request during Opposition procedure
Oct 16, 2020
Auxiliary request during Opposition procedure
Oct 16, 2020
Auxiliary request during Opposition procedure
Oct 16, 2020
Auxiliary request during Opposition procedure
Oct 16, 2020
Auxiliary request during Opposition procedure
Oct 16, 2020
Auxiliary request during Opposition procedure - 01
Oct 16, 2020
Auxiliary request during Opposition procedure - 02
Oct 16, 2020
Auxiliary request during Opposition procedure - 03
Oct 16, 2020
Auxiliary request during Opposition procedure - 04
Oct 16, 2020
Auxiliary request during Opposition procedure - 05
Oct 16, 2020
Letter accompanying subsequently filed items
Oct 16, 2020
Main request during Opposition procedure
Oct 16, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jun 18, 2020
Communication of a notice of opposition and request to file observations
Jun 18, 2020
Notice of further oppositions to opponent(s)
Apr 3, 2020
Communication of a notice of opposition - first information to patent proprietor
Mar 27, 2020
Consolidated list of cited opposition documents
Mar 26, 2020
(Electronic) Receipt
Mar 26, 2020
Citation in opposition procedure - 001
Mar 26, 2020
Citation in opposition procedure - 002
Mar 26, 2020
Citation in opposition procedure - 003
Mar 26, 2020
Citation in opposition procedure - 004
Mar 26, 2020
Citation in opposition procedure - 005
Mar 26, 2020
Citation in opposition procedure - 006
Mar 26, 2020
Citation in opposition procedure - 007
Mar 26, 2020
Citation in opposition procedure - 008
Mar 26, 2020
Citation in opposition procedure - 009
Mar 26, 2020
Citation in opposition procedure - 010
Mar 26, 2020
Citation in opposition procedure - 011
Mar 26, 2020
International publication (Pamphlet)
Mar 26, 2020
International publication (Pamphlet)
Mar 26, 2020
Notice of opposition
Mar 26, 2020
Notice of opposition
Jul 8, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 31, 2019
Decision to grant a European patent
May 14, 2019
Communication regarding the forthcoming grant
May 7, 2019
Bibliographic data of the European patent application
May 7, 2019
Information about intention to grant a patent
May 7, 2019
Intention to grant (signatures)
May 7, 2019
Text intended for grant (clean copy)
May 7, 2019
Text intended for grant (version for approval)
Mar 26, 2019
(Electronic) Receipt
Mar 26, 2019
Amended claims with annotations
Mar 26, 2019
Claims
Mar 26, 2019
French translation of claims
Mar 26, 2019
German translation of the claims
Mar 26, 2019
Letter accompanying subsequently filed items
Mar 26, 2019
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Nov 27, 2018
Bibliographic data of the European patent application
Nov 27, 2018
Communication about intention to grant a European patent
Nov 27, 2018
Intention to grant (signatures)
Nov 27, 2018
Text intended for grant (clean copy)
Nov 27, 2018
Text intended for grant (version for approval)
Nov 16, 2018
Bibliographic data of the European patent application
Oct 26, 2018
(Electronic) Receipt
Oct 26, 2018
Amended description with annotations
Oct 26, 2018
Description
Oct 26, 2018
Letter accompanying subsequently filed items
Oct 26, 2018
Reply to communication from the Examining Division
Jul 6, 2018
Grant of extension of time limit (examination procedure)
Jul 3, 2018
(Electronic) Receipt
Jul 3, 2018
Letter accompanying subsequently filed items
Jul 3, 2018
Request for extension of time limit to communication from the Examining Division
Jun 5, 2018
Annex to the communication
Jun 5, 2018
Communication from the Examining Division
May 28, 2018
Examination started
Oct 2, 2017
(Electronic) Receipt
Oct 2, 2017
Letter accompanying subsequently filed items
Oct 2, 2017
Statement of non-availability of priority search results
Sep 5, 2017
Invitation to file a copy of search results(priority)
Jul 12, 2017
(Electronic) Receipt
Jul 12, 2017
Amended claims filed after receipt of (European) search report
Jul 12, 2017
Amended claims with annotations
Jul 12, 2017
Amendments received before examination
Jul 12, 2017
Letter accompanying subsequently filed items
Mar 8, 2017
Notification on forthcoming publication of bibliographic data
Jan 20, 2017
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jan 18, 2017
Communication to designated inventor
Jan 18, 2017
Communication to designated inventor
Jan 18, 2017
Communication to designated inventor
Dec 12, 2016
Copy of the international preliminary report on patentability
Nov 21, 2016
(Electronic) Receipt
Nov 21, 2016
Request for entry into the European phase
Nov 17, 2016
Notification of the recording of a change
Nov 17, 2016
Notification of the recording of a change
Nov 17, 2016
Notification of the recording of a change
Nov 17, 2016
Notification of the recording of a change
Oct 7, 2016
Information on entry into European phase
Apr 12, 2016
Notification of the recording of a change
Apr 12, 2016
Notification of the recording of a change
Apr 12, 2016
Notification of the recording of a change
Apr 12, 2016
Notification of the recording of a change
Jan 21, 2016
Copy of the international search report
Jan 21, 2016
International publication of the international search report
Dec 23, 2015
Priority document (electronically transmitted)
Dec 23, 2015
Priority document (electronically transmitted)
Dec 3, 2015
Published international application - A2
Nov 26, 2015
ISR: cited documents
Nov 25, 2015
Written opinion of the ISA, boxes No. I to VIII
Nov 25, 2015
Written opinion of the ISA, cover sheet
Nov 25, 2015
Written opinion of the ISA, supplemental box
Sep 11, 2015
(Electronic) Receipt
Sep 11, 2015
Incoming letter related to ISA procedure
Sep 11, 2015
Incoming letter related to ISA procedure
Sep 11, 2015
Incoming letter related to ISA procedure
Aug 19, 2015
Partial International Search Report
Jun 8, 2015
Abstract
Jun 8, 2015
Annex
Jun 8, 2015
Claims
Jun 8, 2015
Description
Jun 8, 2015
Drawings
Jun 8, 2015
Submission concerning representation

EP3149730

DOLBY LABORATORIES LICENSING

Application Number: EP15727222A
Filing Date: May 22, 2015
Status: Revoked; Mar 19, 2025
Publication Date: Jun 26, 2019
External Links: Slate, Register , Google Patents

IP Verse

Enhancing Intelligibility Of Speech Content In An Audio Signal

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Dossier Documents

EP3149730