Method For Grinding Solids Containing Silicon

Patent No. EP3386638 (titled "Method For Grinding Solids Containing Silicon") was filed by Wacker Chemie on Nov 7, 2016. The application was issued on Mar 13, 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
NETZSCH TROCKENMAHLTECHNIK	Dec 9, 2019	BEYER

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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Jul 1, 2024
Request for change of client data cannot be registered anymore
Jun 27, 2024
Annexes in respect of a client data request
Jun 27, 2024
Letter accompanying subsequently filed items
Jun 27, 2024
Submission concerning change of applicant's address
May 29, 2024
Refund of fees
May 27, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
May 27, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
May 27, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
May 27, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
May 22, 2024
(Electronic) Receipt
May 22, 2024
F3014 Oral Proceedings: Order cancelling/postponing
May 22, 2024
Withdrawal of an appeal
May 17, 2024
F3345 Forwarding of submissions to parties
May 14, 2024
(Electronic) Receipt
May 14, 2024
Letter accompanying subsequently filed items
May 14, 2024
Letter dealing with oral proceedings during the appeal procedure
Apr 29, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 29, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 29, 2024
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Feb 23, 2024
F3011.1 Oral Proceedings: summons
Feb 23, 2024
F3011.1 Oral Proceedings: summons
Feb 20, 2024
Composition of the board (T)
Feb 20, 2024
F3010 Oral proceedings: order for summons
Oct 18, 2023
F3345 Forwarding of submissions to parties
Oct 13, 2023
(Electronic) Receipt
Oct 13, 2023
Auxiliary request during appeals procedure - 01
Oct 13, 2023
Auxiliary request during appeals procedure - 02
Oct 13, 2023
Auxiliary request during appeals procedure - 03
Oct 13, 2023
Auxiliary request during appeals procedure - 04
Oct 13, 2023
Auxiliary request during appeals procedure - 05
Oct 13, 2023
Auxiliary request during appeals procedure - 06
Oct 13, 2023
Auxiliary request during appeals procedure - 07
Oct 13, 2023
Letter accompanying subsequently filed items
Oct 13, 2023
Non-Patent Literature cited during the appeal procedure
Oct 13, 2023
Reply to appeal
Jun 16, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jun 12, 2023
(Electronic) Receipt
Jun 12, 2023
Letter accompanying subsequently filed items
Jun 12, 2023
Statement of grounds of appeal
Apr 6, 2023
F3204 Communication of the file number to the parties
Apr 6, 2023
F3204 Communication of the file number to the parties
Mar 31, 2023
(Electronic) Receipt
Mar 31, 2023
Letter accompanying subsequently filed items
Mar 31, 2023
Notice of appeal
Feb 13, 2023
Advice of delivery
Feb 10, 2023
Annex to the communication - opposition
Feb 10, 2023
Decision of the Opposition Division and instruction
Feb 10, 2023
Decision rejecting the opposition
Feb 10, 2023
Decision rejecting the opposition
Feb 10, 2023
Grounds for the decision (Annex) - opposition
Feb 10, 2023
Means of redress
Feb 10, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 10, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 10, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 10, 2023
Provision of a copy of the minutes - opposition procedure
Feb 10, 2023
Provision of a copy of the minutes - opposition procedure
Feb 10, 2023
Scanned annex to a communication - opposition procedure
Feb 10, 2023
Scanned annex to a communication - opposition procedure
Feb 10, 2023
Scanned annex to a communication - opposition procedure
Feb 10, 2023
Transmittal of decision / summons - opposition
Feb 10, 2023
Transmittal of decision / summons - opposition
Nov 18, 2022
Refund of fees
Nov 9, 2022
Information about the result of oral proceedings
Oct 17, 2022
Brief communication - Opposition proceedings
Oct 12, 2022
Brief communication - Opposition proceedings
Oct 11, 2022
(Electronic) Receipt
Oct 11, 2022
Written submission in preparation to/during oral proceedings
Oct 6, 2022
Brief communication - Opposition proceedings
Oct 6, 2022
Brief communication - Opposition proceedings
Sep 21, 2022
Brief communication - Opposition proceedings
Sep 16, 2022
(Electronic) Receipt
Sep 16, 2022
Letter accompanying subsequently filed items
Sep 16, 2022
Written submission in preparation to/during oral proceedings
Sep 14, 2022
Brief communication - Opposition proceedings
Sep 9, 2022
Brief communication - Opposition proceedings
Sep 8, 2022
Citation in opposition procedure - 028
Sep 8, 2022
Citation in opposition procedure - 029
Sep 8, 2022
Consolidated list of cited opposition documents
Sep 8, 2022
Letter accompanying subsequently filed items
Sep 8, 2022
Written submission in preparation to/during oral proceedings
Sep 6, 2022
(Electronic) Receipt
Sep 6, 2022
Authorisation
Sep 6, 2022
Letter accompanying subsequently filed items
Sep 6, 2022
Written submission in preparation to/during oral proceedings
Sep 5, 2022
(Electronic) Receipt
Sep 5, 2022
Letter accompanying subsequently filed items
Sep 5, 2022
Written submission in preparation to/during oral proceedings
Jun 1, 2022
Notification concerning the date of oral proceedings
Jun 1, 2022
Notification concerning the date of oral proceedings
Apr 27, 2022
(Electronic) Receipt
Apr 27, 2022
Letter dealing with oral proceedings
Apr 12, 2022
Advice of delivery
Apr 12, 2022
Advice of delivery
Apr 12, 2022
Advice of delivery
Apr 11, 2022
Advice of delivery
Apr 7, 2022
Annex to the communication - opposition
Apr 7, 2022
Information concerning oral proceedings
Apr 7, 2022
Scanned annex to a communication - opposition procedure
Apr 7, 2022
Settlement of expenses for witnesses and experts
Apr 7, 2022
Summons to attend oral proceedings
Apr 7, 2022
Summons to attend oral proceedings
Apr 7, 2022
Summons to give evidence
Apr 7, 2022
Transmittal of decision / summons - opposition
Apr 7, 2022
Transmittal of decision / summons - opposition
Jan 20, 2022
Brief communication - Opposition proceedings
Jan 19, 2022
Brief communication - Opposition proceedings
Jan 18, 2022
Notification concerning the date of oral proceedings
Jan 17, 2022
(Electronic) Receipt
Jan 17, 2022
Written submission in preparation to/during oral proceedings
Jan 12, 2022
(Electronic) Receipt
Jan 12, 2022
Citation in opposition procedure - 027
Jan 12, 2022
Letter accompanying subsequently filed items
Jan 12, 2022
Written submission in preparation to/during oral proceedings
Jan 7, 2022
(Electronic) Receipt
Jan 7, 2022
Request for interpreters during oral proceedings
Dec 21, 2021
Brief communication - Opposition proceedings
Dec 17, 2021
Enlargement of the examining/opposition division
Dec 16, 2021
(Electronic) Receipt
Dec 16, 2021
Brief communication - Opposition proceedings
Dec 16, 2021
Letter accompanying subsequently filed items
Dec 16, 2021
Submission concerning representation
Dec 13, 2021
Brief communication - Opposition proceedings
Dec 9, 2021
(Electronic) Receipt
Dec 9, 2021
Advice of delivery
Dec 9, 2021
Citation in opposition procedure - 020
Dec 9, 2021
Citation in opposition procedure - 021
Dec 9, 2021
Citation in opposition procedure - 022
Dec 9, 2021
Citation in opposition procedure - 023
Dec 9, 2021
Citation in opposition procedure - 024
Dec 9, 2021
Citation in opposition procedure - 025
Dec 9, 2021
Citation in opposition procedure - 026
Dec 9, 2021
Letter accompanying subsequently filed items
Dec 9, 2021
Written submission in preparation to/during oral proceedings
Dec 8, 2021
(Electronic) Receipt
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
Auxiliary request during Opposition procedure - 06
Dec 8, 2021
Auxiliary request during Opposition procedure - 07
Dec 8, 2021
Citation in opposition procedure - 016
Dec 8, 2021
Citation in opposition procedure - 017
Dec 8, 2021
Citation in opposition procedure - 018
Dec 8, 2021
Citation in opposition procedure - 019
Dec 8, 2021
Letter accompanying subsequently filed items
Dec 8, 2021
Written submission in preparation to/during oral proceedings
Dec 6, 2021
Advice of delivery
Dec 3, 2021
Notification concerning the date of oral proceedings
Dec 3, 2021
Transmittal of decision / summons - opposition
Dec 3, 2021
Transmittal of decision / summons - opposition
Jan 27, 2021
Advice of delivery
Jan 27, 2021
Advice of delivery
Jan 25, 2021
Annex to the communication - opposition
Jan 25, 2021
Information concerning oral proceedings
Jan 25, 2021
Summons to attend oral proceedings
Jan 25, 2021
Summons to attend oral proceedings
Nov 11, 2020
Brief communication - Opposition proceedings
Oct 28, 2020
(Electronic) Receipt
Oct 28, 2020
Citation in opposition procedure - 015
Oct 28, 2020
Letter accompanying subsequently filed items
Oct 28, 2020
Letter regarding the opposition procedure (no time limit)
May 11, 2020
Brief communication - Opposition proceedings
May 4, 2020
(Electronic) Receipt
May 4, 2020
Citation in opposition procedure - 013
May 4, 2020
Citation in opposition procedure - 014
May 4, 2020
Letter accompanying subsequently filed items
May 4, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jan 7, 2020
Communication of a notice of opposition and request to file observations
Jan 7, 2020
Notice of further oppositions to opponent(s)
Dec 12, 2019
Communication of a notice of opposition - first information to patent proprietor
Dec 9, 2019
(Electronic) Receipt
Dec 9, 2019
Citation in opposition procedure - 001
Dec 9, 2019
Citation in opposition procedure - 002
Dec 9, 2019
Citation in opposition procedure - 003
Dec 9, 2019
Citation in opposition procedure - 004
Dec 9, 2019
Citation in opposition procedure - 005
Dec 9, 2019
Citation in opposition procedure - 006
Dec 9, 2019
Citation in opposition procedure - 007
Dec 9, 2019
Citation in opposition procedure - 008
Dec 9, 2019
Citation in opposition procedure - 009
Dec 9, 2019
Citation in opposition procedure - 010
Dec 9, 2019
Citation in opposition procedure - 011
Dec 9, 2019
Citation in opposition procedure - 012
Dec 9, 2019
International publication (Pamphlet)
Dec 9, 2019
Notice of opposition
Dec 9, 2019
Notice of opposition
May 21, 2019
Copy of the international preliminary report on patentability
Mar 25, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 14, 2019
Decision to grant a European patent
Feb 13, 2019
Refund of fees
Jan 29, 2019
(Electronic) Receipt
Jan 29, 2019
English translation of the claims
Jan 29, 2019
Filing of the translations of the claims
Jan 29, 2019
French translation of claims
Jan 29, 2019
Letter accompanying subsequently filed items
Oct 16, 2018
Bibliographic data of the European patent application
Oct 16, 2018
Communication about intention to grant a European patent
Oct 16, 2018
Intention to grant (signatures)
Oct 16, 2018
Text intended for grant (clean copy)
Oct 16, 2018
Text intended for grant (version for approval)
Sep 25, 2018
Examination started
Sep 19, 2018
Notification on forthcoming publication of bibliographic data
Aug 2, 2018
Confirmation of effective date of early entry
Jul 31, 2018
Communication to designated inventor
Jul 31, 2018
Communication to designated inventor
Jul 9, 2018
(Electronic) Receipt
Jul 9, 2018
Amended claims filed after receipt of (European) search report
Jul 9, 2018
Amended claims with annotations
Jul 9, 2018
Amendments received before examination
Jul 9, 2018
General authorisation
Jul 9, 2018
Matter concerning the application
Jul 9, 2018
Request for entry into the European phase
May 11, 2018
Copy of the international search report
May 11, 2018
Copy of the international search report
May 11, 2018
Published international application - A1
Jun 21, 2017
ISR: cited documents
Jun 21, 2017
International Search Report - copy in English for the IB
Jun 20, 2017
Written opinion of the ISA, boxes No. I to VIII
Jun 20, 2017
Written opinion of the ISA, cover sheet
Jun 20, 2017
Written opinion of the ISA, supplemental box
Nov 21, 2016
Notification of receipt of Search copy
Nov 16, 2016
Incoming letter related to PCT RO
Nov 16, 2016
Notification of the international application number and of the international filing date
Nov 16, 2016
Substitute sheet (R26) Request
Nov 11, 2016
Request form for international application (copy for ISA/EP)
Nov 7, 2016
(Electronic) Receipt
Nov 7, 2016
Abstract
Nov 7, 2016
Claims
Nov 7, 2016
Description
Nov 7, 2016
Document concerning fees and payments
Nov 7, 2016
Electronic request for grant of an International application
Nov 7, 2016
Submission concerning representation

EP3386638

WACKER CHEMIE

Application Number: EP16791403A
Filing Date: Nov 7, 2016
Status: Opposition Rejected; May 24, 2024
Publication Date: Mar 13, 2019
External Links: Slate, Register , Google Patents

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Method For Grinding Solids Containing Silicon

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Dossier Documents

EP3386638