Admixture Composition To Improve Strength Of Cement Cured Products

Patent No. EP3063101 (titled "Admixture Composition To Improve Strength Of Cement Cured Products") was filed by Huntsman Petrochemical on Sep 29, 2014. The application was issued on Jun 6, 2018.

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
SIKA TECHNOLOGY	Mar 6, 2019	SIKA PATENT ATTORNEYS

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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Oct 28, 2020
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Oct 28, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Oct 23, 2020
Termination of the opposition proceedings with maintenance of patent
Jul 20, 2020
Advice of delivery
Jul 16, 2020
Advice of delivery
Jul 13, 2020
Acknowledgement of a document
Jul 13, 2020
Acknowledgement of a document
Jul 13, 2020
Annex to the communication - opposition
Jul 13, 2020
Decision of the Opposition Division and instruction
Jul 13, 2020
Decision rejecting the opposition
Jul 13, 2020
Grounds for the decision (Annex) - opposition
Jul 13, 2020
Internal form - Opposition/addressees
Jul 13, 2020
Internal form - Opposition/addressees
Jul 13, 2020
Means of redress
Jul 13, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 13, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 13, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 13, 2020
Provision of a copy of the minutes - opposition procedure
Jul 13, 2020
Scanned annex to a communication - opposition procedure
Jun 9, 2020
Information about the result of oral proceedings
Jun 8, 2020
Brief communication - Opposition proceedings
Jun 2, 2020
(Electronic) Receipt
Jun 2, 2020
Letter accompanying subsequently filed items
Jun 2, 2020
Written submission in preparation to/during oral proceedings
May 19, 2020
Advice of delivery
May 19, 2020
Brief communication - Opposition proceedings
May 19, 2020
Oral proceedings: reply to date proposed
May 14, 2020
(Electronic) Receipt
May 14, 2020
Communication for party to proceedings/third party
May 14, 2020
Communication for party to proceedings/third party
May 14, 2020
Letter accompanying subsequently filed items
May 14, 2020
Written submission in preparation to/during oral proceedings
May 6, 2020
(Electronic) Receipt
May 6, 2020
Letter accompanying subsequently filed items
May 6, 2020
Oral proceedings: reply to date proposed
May 6, 2020
Written submission in preparation to/during oral proceedings
Apr 21, 2020
Brief communication - Opposition proceedings
Apr 9, 2020
(Electronic) Receipt
Apr 9, 2020
Brief communication - Opposition proceedings
Apr 9, 2020
Letter accompanying subsequently filed items
Apr 9, 2020
Written submission in preparation to/during oral proceedings
Apr 6, 2020
(Electronic) Receipt
Apr 6, 2020
Letter accompanying subsequently filed items
Apr 6, 2020
Written submission in preparation to/during oral proceedings
Mar 27, 2020
Brief communication - Opposition proceedings
Mar 24, 2020
(Electronic) Receipt
Mar 24, 2020
Letter accompanying subsequently filed items
Mar 24, 2020
Written submission in preparation to/during oral proceedings
Feb 12, 2020
Brief communication - Opposition proceedings
Feb 5, 2020
(Electronic) Receipt
Feb 5, 2020
Letter accompanying subsequently filed items
Feb 5, 2020
Request for interpreters during oral proceedings
Feb 5, 2020
Written submission in preparation to/during oral proceedings
Jan 15, 2020
Brief communication - Opposition proceedings
Jan 8, 2020
(Electronic) Receipt
Jan 8, 2020
Letter accompanying subsequently filed items
Jan 8, 2020
Request for interpreters during oral proceedings
Nov 25, 2019
Brief communication - Opposition proceedings
Nov 18, 2019
Advice of delivery
Nov 15, 2019
(Electronic) Receipt
Nov 15, 2019
Letter accompanying subsequently filed items
Nov 15, 2019
Written submission in preparation to/during oral proceedings
Nov 14, 2019
Advice of delivery
Oct 30, 2019
Brief communication - Opposition proceedings
Oct 22, 2019
(Electronic) Receipt
Oct 22, 2019
Citation in opposition procedure - 013
Oct 22, 2019
Consolidated list of cited opposition documents
Oct 22, 2019
Letter accompanying subsequently filed items
Oct 22, 2019
Written submission in preparation to/during oral proceedings
Oct 16, 2019
Advice of delivery
Oct 15, 2019
Advice of delivery
Oct 10, 2019
Acknowledgement of a document
Oct 10, 2019
Acknowledgement of a document
Oct 10, 2019
Annex to the communication - opposition
Oct 10, 2019
Information concerning oral proceedings
Oct 10, 2019
Summons to attend oral proceedings
Oct 10, 2019
Summons to attend oral proceedings
Jul 22, 2019
Brief communication - Opposition proceedings
Jul 16, 2019
(Electronic) Receipt
Jul 16, 2019
Citation in opposition procedure - 010
Jul 16, 2019
Citation in opposition procedure - 011
Jul 16, 2019
Citation in opposition procedure - 012
Jul 16, 2019
Letter accompanying subsequently filed items
Jul 16, 2019
Reply of the patent proprietor to the notice(s) of opposition
Jun 27, 2019
Communication of amended entries concerning the representative
May 31, 2019
Submission concerning change of proprietor's representative
Mar 28, 2019
Request concerning the applicant/representative
Mar 21, 2019
Communication of a notice of opposition and request to file observations
Mar 21, 2019
Notice of further oppositions to opponent(s)
Mar 12, 2019
Communication of a notice of opposition - first information to patent proprietor
Mar 6, 2019
(Electronic) Receipt
Mar 6, 2019
Citation in opposition procedure - 001
Mar 6, 2019
Citation in opposition procedure - 001
Mar 6, 2019
Citation in opposition procedure - 002
Mar 6, 2019
Citation in opposition procedure - 002
Mar 6, 2019
Citation in opposition procedure - 003
Mar 6, 2019
Citation in opposition procedure - 004
Mar 6, 2019
Citation in opposition procedure - 005
Mar 6, 2019
Citation in opposition procedure - 006
Mar 6, 2019
Citation in opposition procedure - 007
Mar 6, 2019
Citation in opposition procedure - 008
Mar 6, 2019
Citation in opposition procedure - 009
Mar 6, 2019
International publication (Pamphlet)
Mar 6, 2019
Notice of opposition
Mar 6, 2019
Notice of opposition
Jun 18, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 11, 2018
Decision to grant a European patent
Apr 25, 2018
(Electronic) Receipt
Apr 25, 2018
Filing of the translations of the claims
Apr 25, 2018
French translation of claims
Apr 25, 2018
German translation of the claims
Apr 25, 2018
Letter accompanying subsequently filed items
Feb 21, 2018
Bibliographic data of the European patent application
Feb 21, 2018
Communication about intention to grant a European patent
Feb 21, 2018
Intention to grant (signatures)
Feb 21, 2018
Text intended for grant (clean copy)
Feb 21, 2018
Text intended for grant (version for approval)
Feb 7, 2018
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Feb 2, 2018
(Electronic) Receipt
Feb 2, 2018
Claims
Feb 2, 2018
Letter accompanying subsequently filed items
Feb 2, 2018
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jan 26, 2018
Bibliographic data of the European patent application
Jan 26, 2018
Communication about intention to grant a European patent
Jan 26, 2018
Intention to grant (signatures)
Jan 26, 2018
Text intended for grant (clean copy)
Jan 26, 2018
Text intended for grant (version for approval)
Dec 21, 2017
Examination started
Jun 27, 2017
Request for change of applicant's representative
Dec 8, 2016
(Electronic) Receipt
Dec 8, 2016
Amended claims filed after receipt of (European) search report
Dec 8, 2016
Amended claims with annotations
Dec 8, 2016
Amended description filed after receipt of (European) search report
Dec 8, 2016
Amended description with annotations
Dec 8, 2016
Amendments received before examination
Dec 8, 2016
Letter accompanying subsequently filed items
Aug 10, 2016
Notification on forthcoming publication of bibliographic data
Jun 9, 2016
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jun 7, 2016
Communication to designated inventor
Jun 7, 2016
Communication to designated inventor
Jun 7, 2016
Communication to designated inventor
Jun 2, 2016
Priority search results copy provided by EPO
May 18, 2016
Copy of the international preliminary report on patentability
Apr 5, 2016
(Electronic) Receipt
Apr 5, 2016
Request for entry into the European phase
Mar 11, 2016
Information on entry into European phase
May 27, 2015
Priority document (electronically transmitted)
May 27, 2015
Priority document (electronically transmitted)
May 13, 2015
Notification of the recording of a change
May 7, 2015
Copy of the international search report
May 7, 2015
Published international application - A1
Feb 9, 2015
(Electronic) Receipt
Feb 9, 2015
Submission concerning representation
Feb 9, 2015
Submission concerning representation
Dec 22, 2014
Written opinion of the ISA, boxes No. I to VIII
Dec 22, 2014
Written opinion of the ISA, cover sheet
Dec 22, 2014
Written opinion of the ISA, supplemental box
Sep 29, 2014
(Electronic) Receipt
Sep 29, 2014
Abstract
Sep 29, 2014
Claims
Sep 29, 2014
Description
Sep 29, 2014
Priority document (RO-procedure)

EP3063101

HUNTSMAN PETROCHEMICAL

Application Number: EP14780811A
Filing Date: Sep 29, 2014
Status: Opposition Rejected; Nov 27, 2020
Publication Date: Jun 6, 2018
External Links: Slate, Register , Google Patents

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Admixture Composition To Improve Strength Of Cement Cured Products

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Dossier Documents

EP3063101