Preservative System Based On Organic Acids

Patent No. EP3328198 (titled "Preservative System Based On Organic Acids") was filed by Colgate Palmolive on Aug 18, 2015. The application was issued on Aug 5, 2020.

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
HENKEL	Apr 29, 2021	-

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 13, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Mar 13, 2023
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Mar 7, 2023
Termination of the opposition proceedings with revocation of patent
Nov 24, 2022
Advice of delivery
Nov 23, 2022
Annex to the communication - opposition
Nov 23, 2022
Decision of the Opposition Division and instruction
Nov 23, 2022
Decision revoking the European patent
Nov 23, 2022
Decision revoking the European patent
Nov 23, 2022
Grounds for the decision (Annex) - opposition
Nov 23, 2022
Means of redress
Nov 23, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 23, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 23, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 23, 2022
Provision of a copy of the minutes - opposition procedure
Nov 23, 2022
Provision of a copy of the minutes - opposition procedure
Nov 23, 2022
Transmittal of decision / summons - opposition
Nov 23, 2022
Transmittal of decision / summons - opposition
Sep 21, 2022
Information about the result of oral proceedings
Jul 27, 2022
Brief communication - Opposition proceedings
Jul 21, 2022
(Electronic) Receipt
Jul 21, 2022
Auxiliary request during Opposition procedure
Jul 21, 2022
Auxiliary request during Opposition procedure
Jul 21, 2022
Auxiliary request during Opposition procedure
Jul 21, 2022
Auxiliary request during Opposition procedure
Jul 21, 2022
Auxiliary request during Opposition procedure
Jul 21, 2022
Auxiliary request during Opposition procedure
Jul 21, 2022
Auxiliary request during Opposition procedure
Jul 21, 2022
Auxiliary request during Opposition procedure
Jul 21, 2022
Auxiliary request during Opposition procedure - 01
Jul 21, 2022
Auxiliary request during Opposition procedure - 02
Jul 21, 2022
Auxiliary request during Opposition procedure - 03
Jul 21, 2022
Auxiliary request during Opposition procedure - 04
Jul 21, 2022
Auxiliary request during Opposition procedure - 05
Jul 21, 2022
Auxiliary request during Opposition procedure - 06
Jul 21, 2022
Auxiliary request during Opposition procedure - 07
Jul 21, 2022
Auxiliary request during Opposition procedure - 08
Jul 21, 2022
Letter accompanying subsequently filed items
Jul 21, 2022
Written submission in preparation to/during oral proceedings
Jun 8, 2022
Brief communication - Opposition proceedings
Jun 2, 2022
(Electronic) Receipt
Jun 2, 2022
Letter accompanying subsequently filed items
Jun 2, 2022
Request for interpreters during oral proceedings
May 2, 2022
Notification concerning the date of oral proceedings
May 2, 2022
Notification concerning the date of oral proceedings
Dec 23, 2021
Advice of delivery
Dec 21, 2021
Advice of delivery
Dec 20, 2021
Information concerning oral proceedings
Dec 20, 2021
Notification concerning the date of oral proceedings
Dec 20, 2021
Notification concerning the date of oral proceedings
Dec 20, 2021
Summons to attend oral proceedings
Dec 20, 2021
Summons to attend oral proceedings
Dec 20, 2021
Transmittal of decision / summons - opposition
Dec 20, 2021
Transmittal of decision / summons - opposition
Nov 29, 2021
Brief communication - Opposition proceedings
Nov 24, 2021
(Electronic) Receipt
Nov 24, 2021
Any annexes (other than citation) to an opposition letter
Nov 24, 2021
Letter accompanying subsequently filed items
Nov 24, 2021
Oral proceedings: Request for postponement
Nov 19, 2021
Advice of delivery
Nov 18, 2021
Advice of delivery
Nov 17, 2021
Annex to the communication - opposition
Nov 17, 2021
Information concerning oral proceedings
Nov 17, 2021
Summons to attend oral proceedings
Nov 17, 2021
Summons to attend oral proceedings
Nov 17, 2021
Transmittal of decision / summons - opposition
Nov 17, 2021
Transmittal of decision / summons - opposition
Oct 4, 2021
Brief communication - Opposition proceedings
Sep 28, 2021
(Electronic) Receipt
Sep 28, 2021
Letter accompanying subsequently filed items
Sep 28, 2021
Reply of the patent proprietor to the notice(s) of opposition
May 20, 2021
Communication of a notice of opposition and request to file observations
May 20, 2021
Notice of further oppositions to opponent(s)
May 4, 2021
Communication of a notice of opposition - first information to patent proprietor
Apr 29, 2021
(Electronic) Receipt
Apr 29, 2021
Citation in opposition procedure - 001
Apr 29, 2021
Citation in opposition procedure - 002
Apr 29, 2021
Citation in opposition procedure - 003
Apr 29, 2021
Citation in opposition procedure - 004
Apr 29, 2021
Citation in opposition procedure - 005
Apr 29, 2021
Citation in opposition procedure - 006
Apr 29, 2021
Citation in opposition procedure - 007
Apr 29, 2021
Citation in opposition procedure - 008
Apr 29, 2021
Consolidated list of cited opposition documents
Apr 29, 2021
Notice of opposition
Apr 29, 2021
Notice of opposition
Aug 17, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 9, 2020
Decision to grant a European patent
Jul 8, 2020
Intention to grant (signatures)
Jun 30, 2020
Bibliographic data of the European patent application
Jun 30, 2020
Information about intention to grant a patent
Jun 30, 2020
Text intended for grant (clean copy)
Jun 30, 2020
Text intended for grant (version for approval)
Jun 8, 2020
(Electronic) Receipt
Jun 8, 2020
Amended claims with annotations
Jun 8, 2020
Claims
Jun 8, 2020
French translation of claims
Jun 8, 2020
German translation of the claims
Jun 8, 2020
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jan 29, 2020
Bibliographic data of the European patent application
Jan 29, 2020
Communication about intention to grant a European patent
Jan 29, 2020
Intention to grant (signatures)
Jan 29, 2020
Text intended for grant (clean copy)
Jan 29, 2020
Text intended for grant (version for approval)
Sep 10, 2019
(Electronic) Receipt
Sep 10, 2019
Amended claims with annotations
Sep 10, 2019
Amended description with annotations
Sep 10, 2019
Claims
Sep 10, 2019
Description
Sep 10, 2019
Letter accompanying subsequently filed items
Sep 10, 2019
Reply to communication from the Examining Division
Jul 10, 2019
Annex to the communication
Jul 10, 2019
Communication from the Examining Division
Jul 4, 2019
Examination started
Sep 14, 2018
(Electronic) Receipt
Sep 14, 2018
Amended claims filed after receipt of (European) search report
Sep 14, 2018
Amended claims with annotations
Sep 14, 2018
Amendments received before examination
Sep 14, 2018
Letter accompanying subsequently filed items
May 9, 2018
Notification on forthcoming publication of bibliographic data
Apr 23, 2018
(Electronic) Receipt
Apr 23, 2018
Letter accompanying subsequently filed items
Apr 13, 2018
Invitation to indicate correct address of inventor
Apr 9, 2018
Letter which had not been notified
Mar 15, 2018
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Mar 13, 2018
Communication to designated inventor
Mar 13, 2018
Communication to designated inventor
Mar 6, 2018
Copy of the international preliminary report on patentability
Feb 7, 2018
(Electronic) Receipt
Feb 7, 2018
Request for entry into the European phase
Jan 4, 2018
Information on entry into European phase
Feb 23, 2017
Copy of the international search report
Feb 23, 2017
Published international application - A1
Oct 20, 2015
ISR: cited documents
Oct 16, 2015
Written opinion of the ISA, boxes No. I to VIII
Oct 16, 2015
Written opinion of the ISA, cover sheet
Oct 16, 2015
Written opinion of the ISA, supplemental box
Sep 8, 2015
Notification of receipt of Search copy
Aug 24, 2015
Abstract
Aug 24, 2015
Annex
Aug 24, 2015
Claims
Aug 24, 2015
Description
Aug 24, 2015
Fee calculation sheet for an international application
Aug 24, 2015
Notification Concerning Payment of Prescribed Fees (copy for ISA/EP)
Aug 24, 2015
Notification of the International Application Number and of the International Filing Date (copy for ISA/EP)
Aug 24, 2015
Request form for international application (copy for ISA/EP)

EP3328198

COLGATE PALMOLIVE

Application Number: EP15754403A
Filing Date: Aug 18, 2015
Status: Revoked; Mar 10, 2023
Publication Date: Aug 5, 2020
External Links: Slate, Register , Google Patents

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Preservative System Based On Organic Acids

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Dossier Documents

EP3328198