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Power Supply Control Mechanism, Electronic Device Including The Same, Hearing Aid, And Power Supply Control Method - EP3112981

The patent EP3112981 was granted to Hitachi Maxell on Apr 1, 2020. The application was originally filed on Jun 28, 2016 under application number EP16176727A. The patent is currently recorded with a legal status of "Revoked".

EP3112981

HITACHI MAXELL

Application Number: EP16176727A
Filing Date: Jun 28, 2016
Status: Revoked; Aug 12, 2022
Grant Date: Apr 1, 2020
External Links: Slate, Register, Google Patents

Patent Summary

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Patent Oppositions

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	Opposition Status
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KS HIMPP	Dec 30, 2020	ADMISSIBLE

Patent Citations (18) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation Phase	Publication Number	Publication Link
DESCRIPTION	JPH0213
DESCRIPTION	JPH0533659
OPPOSITION	EP2378794
OPPOSITION	EP2876777
OPPOSITION	GB2306237
OPPOSITION	JPH02106138
OPPOSITION	JPS5535899U
OPPOSITION	JPS614417
OPPOSITION	US2014321682
OPPOSITION	US5590343
OPPOSITION	US7221769
OPPOSITION	US8284970
OPPOSITION	US8515110
OPPOSITION	US9020170
OPPOSITION	US9148737
SEARCH	EP2876777
SEARCH	GB2306237
SEARCH	US5590343

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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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Aug 12, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
OPPO
Aug 12, 2022
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
OPPO
Aug 9, 2022
Termination of the opposition proceedings with revocation of patent
OPPO
May 3, 2022
Advice of delivery
OPPO
Apr 28, 2022
Annex to the communication - opposition
OPPO
Apr 28, 2022
Annex to the communication - opposition
OPPO
Apr 28, 2022
Decision revoking the European patent
OPPO
Apr 28, 2022
Decision revoking the European patent
OPPO
Apr 28, 2022
Grounds for the decision (Annex) - opposition
OPPO
Apr 28, 2022
Means of redress
Search/Exam
Apr 28, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Apr 28, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
Apr 28, 2022
Provision of a copy of the minutes - opposition procedure
OPPO
Apr 28, 2022
Provision of a copy of the minutes - opposition procedure
OPPO
Apr 28, 2022
Scanned annex to a communication - opposition procedure
OPPO
Apr 28, 2022
Scanned annex to a communication - opposition procedure
OPPO
Apr 28, 2022
Transmittal of decision / summons - opposition
Search/Exam
Apr 28, 2022
Transmittal of decision / summons - opposition
Search/Exam
Feb 8, 2022
Information about the result of oral proceedings
OPPO
Feb 4, 2022
Brief communication - Opposition proceedings
OPPO
Jan 31, 2022
(Electronic) Receipt
OPPO
Jan 31, 2022
Any annexes (other than citation) to an opposition letter
OPPO
Jan 31, 2022
Letter accompanying subsequently filed items
OPPO
Jan 31, 2022
Written submission in preparation to/during oral proceedings
OPPO
Jan 10, 2022
Brief communication - Opposition proceedings
OPPO
Dec 31, 2021
(Electronic) Receipt
OPPO
Dec 31, 2021
Request for interpreters during oral proceedings
OPPO
Dec 27, 2021
(Electronic) Receipt
OPPO
Dec 27, 2021
Letter accompanying subsequently filed items
OPPO
Dec 15, 2021
Brief communication - Opposition proceedings
OPPO
Dec 8, 2021
(Electronic) Receipt
OPPO
Dec 8, 2021
Auxiliary request during Opposition procedure
OPPO
Dec 8, 2021
Auxiliary request during Opposition procedure
OPPO
Dec 8, 2021
Auxiliary request during Opposition procedure
OPPO
Dec 8, 2021
Auxiliary request during Opposition procedure
OPPO
Dec 8, 2021
Auxiliary request during Opposition procedure
OPPO
Dec 8, 2021
Auxiliary request during Opposition procedure - 01
OPPO
Dec 8, 2021
Auxiliary request during Opposition procedure - 02
OPPO
Dec 8, 2021
Auxiliary request during Opposition procedure - 03
OPPO
Dec 8, 2021
Auxiliary request during Opposition procedure - 04
OPPO
Dec 8, 2021
Auxiliary request during Opposition procedure - 05
OPPO
Dec 8, 2021
Brief communication - Opposition proceedings
OPPO
Dec 8, 2021
Letter accompanying subsequently filed items
OPPO
Dec 8, 2021
Main request during Opposition procedure
OPPO
Dec 8, 2021
Main request during Opposition procedure
OPPO
Dec 8, 2021
Written submission in preparation to/during oral proceedings
OPPO
Dec 3, 2021
Notification concerning the date of oral proceedings
OPPO
Dec 3, 2021
Notification concerning the date of oral proceedings
OPPO
Nov 30, 2021
(Electronic) Receipt
OPPO
Nov 30, 2021
Letter accompanying subsequently filed items
OPPO
Nov 30, 2021
Written submission in preparation to/during oral proceedings
OPPO
Jul 16, 2021
Advice of delivery
OPPO
Jul 15, 2021
Advice of delivery
OPPO
Jul 2, 2021
Annex to the communication - opposition
OPPO
Jul 2, 2021
Information concerning oral proceedings
OPPO
Jul 2, 2021
Summons to attend oral proceedings
OPPO
Jul 2, 2021
Summons to attend oral proceedings
OPPO
Jul 2, 2021
Transmittal of decision / summons - opposition
OPPO
Jul 2, 2021
Transmittal of decision / summons - opposition
OPPO
Jun 10, 2021
Brief communication - Opposition proceedings
OPPO
Jun 2, 2021
(Electronic) Receipt
OPPO
Jun 2, 2021
Auxiliary request during Opposition procedure - 01
OPPO
Jun 2, 2021
Auxiliary request during Opposition procedure - 02
OPPO
Jun 2, 2021
Auxiliary request during Opposition procedure - 03
OPPO
Jun 2, 2021
Letter accompanying subsequently filed items
OPPO
Jun 2, 2021
Main request during Opposition procedure
OPPO
Jun 2, 2021
Main request during Opposition procedure
OPPO
Jun 2, 2021
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Mar 5, 2021
Brief communication - Opposition proceedings
OPPO
Feb 22, 2021
(Electronic) Receipt
OPPO
Feb 22, 2021
Citation in opposition procedure - 001
OPPO
Feb 22, 2021
Citation in opposition procedure - 002
OPPO
Feb 22, 2021
Citation in opposition procedure - 003
OPPO
Feb 22, 2021
Citation in opposition procedure - 011
OPPO
Feb 22, 2021
Consolidated list of cited opposition documents
OPPO
Feb 22, 2021
Letter accompanying subsequently filed items
OPPO
Feb 22, 2021
Letter regarding the opposition procedure (no time limit)
OPPO
Jan 26, 2021
Communication of a notice of opposition and request to file observations
OPPO
Jan 26, 2021
Notice of further oppositions to opponent(s)
OPPO
Jan 15, 2021
Brief communication - Opposition proceedings
OPPO
Jan 15, 2021
Communication of a notice of opposition - first information to patent proprietor
OPPO
Jan 15, 2021
Request for documents
OPPO
Dec 30, 2020
(Electronic) Receipt
OPPO
Dec 30, 2020
Citation in opposition procedure - 001
OPPO
Dec 30, 2020
Citation in opposition procedure - 001
OPPO
Dec 30, 2020
Citation in opposition procedure - 001
OPPO
Dec 30, 2020
Citation in opposition procedure - 002
OPPO
Dec 30, 2020
Citation in opposition procedure - 003
OPPO
Dec 30, 2020
Citation in opposition procedure - 004
OPPO
Dec 30, 2020
Citation in opposition procedure - 005
OPPO
Dec 30, 2020
Citation in opposition procedure - 006
OPPO
Dec 30, 2020
Citation in opposition procedure - 007
OPPO
Dec 30, 2020
Citation in opposition procedure - 008
OPPO
Dec 30, 2020
Citation in opposition procedure - 009
OPPO
Dec 30, 2020
Citation in opposition procedure - 010
OPPO
Dec 30, 2020
Citation in opposition procedure - 011
OPPO
Dec 30, 2020
Citation in opposition procedure - 012
OPPO
Dec 30, 2020
Citation in opposition procedure - 013
OPPO
Dec 30, 2020
Citation in opposition procedure - 014
OPPO
Dec 30, 2020
Notice of opposition
OPPO
Dec 30, 2020
Notice of opposition
OPPO
Jun 16, 2020
Document concerning representation
OPPO
Apr 15, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Mar 5, 2020
Decision to grant a European patent
Search/Exam
Feb 28, 2020
Rectification of the designation of the inventor under Rule 21 EPC
Search/Exam
Feb 24, 2020
(Electronic) Receipt
Search/Exam
Feb 24, 2020
Filing of the translations of the claims
Search/Exam
Feb 24, 2020
French translation of claims
Search/Exam
Feb 24, 2020
German translation of the claims
Search/Exam
Feb 24, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 11, 2019
Bibliographic data of the European patent application
Search/Exam
Nov 11, 2019
Communication about intention to grant a European patent
Search/Exam
Nov 11, 2019
Intention to grant (signatures)
Search/Exam
Nov 11, 2019
Text intended for grant (clean copy)
Search/Exam
Nov 11, 2019
Text intended for grant (version for approval)
Search/Exam
Sep 7, 2019
Examination started
Search/Exam
Jun 14, 2019
Notification regarding date of start of examination with possibility to withdraw
Search/Exam
May 15, 2019
(Electronic) Receipt
Search/Exam
May 15, 2019
Letter accompanying subsequently filed items
Search/Exam
May 24, 2018
(Electronic) Receipt
Search/Exam
May 24, 2018
Letter accompanying subsequently filed items
Search/Exam
Dec 5, 2017
Communication of the registration of a transfer or change of name and/or address
Search/Exam
Nov 29, 2017
Annexes in respect of a client data request
Search/Exam
Nov 29, 2017
Annexes in respect of a client data request
Search/Exam
Nov 29, 2017
Submission concerning change of applicant's name
Search/Exam
Jul 4, 2017
(Electronic) Receipt
Search/Exam
Jul 4, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 4, 2017
Written request for examination
Search/Exam
Jul 3, 2017
(Electronic) Receipt
Search/Exam
Jul 3, 2017
Amended claims filed after receipt of (European) search report
Search/Exam
Jul 3, 2017
Amended claims with annotations
Search/Exam
Jul 3, 2017
Amendments received before examination
Search/Exam
Jul 3, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 10, 2017
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Search/Exam
Dec 7, 2016
Notification of forthcoming publication
Search/Exam
Nov 30, 2016
Communication regarding the transmission of the European search report
Search/Exam
Nov 30, 2016
European search opinion
Search/Exam
Nov 30, 2016
European search report
Search/Exam
Nov 30, 2016
Information on Search Strategy
Search/Exam
Oct 28, 2016
Search started
Search/Exam
Sep 9, 2016
Confirmation of receipt of (electronically) transmitted priority document
Search/Exam
Aug 30, 2016
Priority document (electronically transmitted)
Search/Exam
Aug 19, 2016
Communication to designated inventor
Search/Exam
Jun 28, 2016
Abstract
Search/Exam
Jun 28, 2016
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Search/Exam
Jun 28, 2016
Claims
Search/Exam
Jun 28, 2016
Description
Search/Exam
Jun 28, 2016
Designation of inventor
Search/Exam
Jun 28, 2016
Drawings
Search/Exam
Jun 28, 2016
Request for grant of a European patent
Search/Exam