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

Patent No. EP3112981 (titled "Power Supply Control Mechanism, Electronic Device Including The Same, Hearing Aid, And Power Supply Control Method") was filed by Hitachi Maxell on Jun 28, 2016. The application was issued on Apr 1, 2020.

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	Representative
KS HIMPP	Dec 30, 2020	ZECH

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

EP3112981

HITACHI MAXELL

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