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Composition Comprising An Organic Liquid Diluent And A Specific Hydroxyalkyl Methylcellulose - EP3049061

The patent EP3049061 was granted to DOW on Jun 20, 2018. The application was originally filed on Sep 15, 2014 under application number EP14777984A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3049061

DOW

Application Number: EP14777984A
Filing Date: Sep 15, 2014
Status: Granted And Under Opposition; May 18, 2018
Publication Date: Jun 20, 2018
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	Representative	Opposition Status
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SHIN ETSU CHEMICAL	Mar 19, 2019	HGF	WITHDRAWN

Patent Citations (16) New

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

Citation Phase	Publication Number
DESCRIPTION	JPS5948389
DESCRIPTION	JPS60192702
DESCRIPTION	US5493013
DESCRIPTION	WO2005115330
DESCRIPTION	WO2008047201
INTERNATIONAL-SEARCH-REPORT	EP0240773
INTERNATIONAL-SEARCH-REPORT	US3493407
INTERNATIONAL-SEARCH-REPORT	US5493013
INTERNATIONAL-SEARCH-REPORT	US6235893
INTERNATIONAL-SEARCH-REPORT	WO2013154980
OPPOSITION	EP1857260
OPPOSITION	EP1983004
OPPOSITION	JPS475116B
OPPOSITION	JPS60192702
OPPOSITION	US5493013
OPPOSITION	WO2008047201

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 17, 2021
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
OPPO
Mar 12, 2021
Termination of the opposition proceedings with maintenance of patent
OPPO
Dec 10, 2020
Advice of delivery
OPPO
Nov 30, 2020
Acknowledgement of a document
OPPO
Nov 30, 2020
Decision to discontinue the opposition proceedings
OPPO
Nov 26, 2020
Notification concerning the date of oral proceedings
OPPO
Nov 25, 2020
Brief communication - Opposition proceedings
OPPO
Nov 25, 2020
Brief communication - Opposition proceedings
OPPO
Nov 19, 2020
(Electronic) Receipt
OPPO
Nov 19, 2020
Letter accompanying subsequently filed items
OPPO
Nov 19, 2020
Withdrawal of an opposition
OPPO
Jul 3, 2020
(Electronic) Receipt
OPPO
Jul 3, 2020
Advice of delivery
OPPO
Jul 3, 2020
Letter accompanying subsequently filed items
OPPO
Jun 29, 2020
Advice of delivery
OPPO
Jun 22, 2020
Acknowledgement of a document
OPPO
Jun 22, 2020
Acknowledgement of a document
OPPO
Jun 22, 2020
Annex to the communication - opposition
OPPO
Jun 22, 2020
Information concerning oral proceedings
OPPO
Jun 22, 2020
Summons to attend oral proceedings
OPPO
Jun 22, 2020
Summons to attend oral proceedings
OPPO
Jun 9, 2020
Oral proceedings: reply to date proposed
OPPO
Jun 8, 2020
Communication of amended entries
OPPO
Jun 8, 2020
Oral proceedings: reply to date proposed
OPPO
Jun 5, 2020
Advice of delivery
OPPO
Jun 3, 2020
Advice of delivery
OPPO
May 29, 2020
Notification concerning the date of oral proceedings
OPPO
May 29, 2020
Notification concerning the date of oral proceedings
OPPO
May 29, 2020
Request concerning representative opponent
OPPO
May 27, 2020
Notification concerning the date of oral proceedings
OPPO
May 18, 2020
Oral proceedings: reply to date proposed
OPPO
May 15, 2020
Oral proceedings: reply to date proposed
OPPO
May 6, 2020
Brief communication - Opposition proceedings
OPPO
Apr 23, 2020
(Electronic) Receipt
OPPO
Apr 23, 2020
Citation in opposition procedure - 011
OPPO
Apr 23, 2020
Citation in opposition procedure - 011
OPPO
Apr 23, 2020
Citation in opposition procedure - 011
OPPO
Apr 23, 2020
Citation in opposition procedure - 012
OPPO
Apr 23, 2020
Consolidated list of cited opposition documents
OPPO
Apr 23, 2020
Letter accompanying subsequently filed items
OPPO
Apr 23, 2020
Written submission in preparation to/during oral proceedings
OPPO
Apr 15, 2020
Brief communication - Opposition proceedings
OPPO
Apr 8, 2020
(Electronic) Receipt
OPPO
Apr 8, 2020
Letter accompanying subsequently filed items
OPPO
Apr 8, 2020
Written submission in preparation to/during oral proceedings
OPPO
Nov 27, 2019
Advice of delivery
OPPO
Nov 25, 2019
Advice of delivery
OPPO
Nov 19, 2019
Acknowledgement of a document
OPPO
Nov 19, 2019
Acknowledgement of a document
OPPO
Nov 19, 2019
Annex to the communication - opposition
OPPO
Nov 19, 2019
Information concerning oral proceedings
OPPO
Nov 19, 2019
Scanned annex to a communication - opposition procedure
OPPO
Nov 19, 2019
Summons to attend oral proceedings
OPPO
Nov 19, 2019
Summons to attend oral proceedings
OPPO
Aug 20, 2019
Brief communication - Opposition proceedings
OPPO
Aug 13, 2019
(Electronic) Receipt
OPPO
Aug 13, 2019
Citation in opposition procedure - 010
OPPO
Aug 13, 2019
Consolidated list of cited opposition documents
OPPO
Aug 13, 2019
Letter accompanying subsequently filed items
OPPO
Aug 13, 2019
Letter regarding the opposition procedure (no time limit)
OPPO
Aug 8, 2019
Brief communication - Opposition proceedings
OPPO
Aug 2, 2019
(Electronic) Receipt
OPPO
Aug 2, 2019
Citation in opposition procedure - 010
OPPO
Aug 2, 2019
Letter accompanying subsequently filed items
OPPO
Aug 2, 2019
Letter regarding the opposition procedure (no time limit)
OPPO
Jul 31, 2019
(Electronic) Receipt
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 01
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 02
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 03
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 04
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 05
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 06
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 07
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 08
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 09
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 10
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 11
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 12
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 13
OPPO
Jul 31, 2019
Auxiliary request during Opposition procedure - 14
OPPO
Jul 31, 2019
Letter accompanying subsequently filed items
OPPO
Jul 31, 2019
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Apr 4, 2019
Communication of a notice of opposition and request to file observations
OPPO
Apr 4, 2019
Notice of further oppositions to opponent(s)
OPPO
Mar 25, 2019
Communication of a notice of opposition - first information to patent proprietor
OPPO
Mar 19, 2019
(Electronic) Receipt
OPPO
Mar 19, 2019
Citation in opposition procedure - 001
OPPO
Mar 19, 2019
Citation in opposition procedure - 002
OPPO
Mar 19, 2019
Citation in opposition procedure - 002
OPPO
Mar 19, 2019
Citation in opposition procedure - 003
OPPO
Mar 19, 2019
Citation in opposition procedure - 004
OPPO
Mar 19, 2019
Citation in opposition procedure - 005
OPPO
Mar 19, 2019
Citation in opposition procedure - 006
OPPO
Mar 19, 2019
Citation in opposition procedure - 006
OPPO
Mar 19, 2019
Citation in opposition procedure - 007
OPPO
Mar 19, 2019
Citation in opposition procedure - 008
OPPO
Mar 19, 2019
Citation in opposition procedure - 009
OPPO
Mar 19, 2019
Notice of opposition
OPPO
Mar 19, 2019
Notice of opposition
OPPO
Jul 2, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
May 25, 2018
Decision to grant a European patent
Search/Exam
May 9, 2018
Bibliographic data of the European patent application
Search/Exam
May 9, 2018
Information about intention to grant a patent
Search/Exam
May 9, 2018
Intention to grant (signatures)
Search/Exam
May 9, 2018
Text intended for grant (clean copy)
Search/Exam
May 9, 2018
Text intended for grant (version for approval)
Search/Exam
May 7, 2018
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Search/Exam
May 2, 2018
(Electronic) Receipt
Search/Exam
May 2, 2018
Amended claims with annotations
Search/Exam
May 2, 2018
Claims
Search/Exam
May 2, 2018
French translation of claims
Search/Exam
May 2, 2018
German translation of the claims
Search/Exam
May 2, 2018
Letter accompanying subsequently filed items
Search/Exam
May 2, 2018
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Search/Exam
Dec 22, 2017
Bibliographic data of the European patent application
Search/Exam
Dec 22, 2017
Communication about intention to grant a European patent
Search/Exam
Dec 22, 2017
Intention to grant (signatures)
Search/Exam
Dec 22, 2017
Text intended for grant (clean copy)
Search/Exam
Dec 22, 2017
Text intended for grant (version for approval)
Search/Exam
Nov 20, 2017
(Electronic) Receipt
Search/Exam
Nov 20, 2017
Amended claims with annotations
Search/Exam
Nov 20, 2017
Amended description with annotations
Search/Exam
Nov 20, 2017
Claims
Search/Exam
Nov 20, 2017
Description
Search/Exam
Nov 20, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 20, 2017
Reply to communication from the Examining Division
Search/Exam
Sep 26, 2017
Annex to the communication
Search/Exam
Sep 26, 2017
Communication from the Examining Division
Search/Exam
Sep 21, 2017
Examination started
Search/Exam
Jul 15, 2016
(Electronic) Receipt
Search/Exam
Jul 15, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 15, 2016
Reply to Written Opinion prepared by the EPO
Search/Exam
Jul 6, 2016
Notification on forthcoming publication of bibliographic data
Search/Exam
May 4, 2016
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Search/Exam
May 2, 2016
Communication to designated inventor
Search/Exam
May 2, 2016
Communication to designated inventor
Search/Exam
May 2, 2016
Communication to designated inventor
Search/Exam
Apr 5, 2016
Annexes to the international preliminary examination report
Search/Exam
Apr 5, 2016
Copy of the international preliminary examination report
Search/Exam
Mar 31, 2016
Payment of fees and costs
Search/Exam
Mar 31, 2016
Request for entry into the European phase
Search/Exam
Feb 5, 2016
Information on entry into European phase
Search/Exam
Dec 22, 2015
Annex to International preliminary examination report
PCT2
Dec 22, 2015
International preliminary examination report
PCT2
Dec 22, 2015
International preliminary examination report - free text sheet
PCT2
Dec 22, 2015
International preliminary examination report - points I-VIII
PCT2
Dec 22, 2015
Transmittal of International Preliminary Examination Report
PCT2
Nov 12, 2015
Claims
PCT2
Nov 12, 2015
Reply to communication PCT/IPEA/408
PCT2
Nov 10, 2015
PCT(IPEA): Amended sheet - claims
PCT2
Oct 16, 2015
Written opinion
PCT2
Oct 16, 2015
Written opinion - free text sheet
PCT2
Oct 16, 2015
Written opinion - points I-VIII
PCT2
Aug 17, 2015
Document concerning fees and payments
PCT2
Aug 11, 2015
Invitation to pay prescribed fees together with late payment fee (Rule 58bis PCT)
PCT2
May 27, 2015
Notification of election of EPO
Search/Exam
May 21, 2015
Invitation to pay prescribed fees together with late payment fee (Rule 58bis PCT)
PCT2
May 19, 2015
Free text
PCT2
May 18, 2015
Notification of documents sent to WIPO
PCT2
May 15, 2015
Amendments of documents (Article 19 PCT)
PCT2
May 6, 2015
Notification of receipt of demand
PCT2
May 4, 2015
Claims
PCT2
May 4, 2015
Claims
PCT2
May 4, 2015
Letter regarding PCTII procedure
PCT2
May 4, 2015
PCT demand form
PCT2
May 4, 2015
Payment of fees and costs
PCT2
May 4, 2015
Submission concerning representation
PCT2
Apr 27, 2015
PCT demand form
PCT2
Apr 27, 2015
PCT(IPEA): Amended sheet - claims
PCT2
Apr 27, 2015
PCT(IPEA): Amended sheet - claims
PCT2
Apr 27, 2015
Payment of fees and costs
PCT2
Apr 27, 2015
Payment of fees and costs
PCT2
Apr 27, 2015
Reply to International Search Opinion
PCT2
Apr 27, 2015
Submission concerning representation
PCT2
Apr 21, 2015
Priority document (electronically transmitted)
Search/Exam
Apr 2, 2015
Copy of the international search report
Search/Exam
Apr 2, 2015
Published international application - A1
Search/Exam
Dec 4, 2014
Written opinion of the ISA, boxes No. I to VIII
PCTISA
Dec 4, 2014
Written opinion of the ISA, cover sheet
PCTISA
Dec 4, 2014
Written opinion of the ISA, supplemental box
PCTISA
Sep 29, 2014
Abstract
PCTISA
Sep 29, 2014
Annex
PCTISA
Sep 29, 2014
Claims
PCTISA
Sep 29, 2014
Description
PCTISA