High Density Aqueous Well Fluids

Patent No. EP3180408 (titled "High Density Aqueous Well Fluids") was filed by Albemarle on Jul 23, 2015. The application was issued on Dec 12, 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
BROMINE COMPOUNDS	Jul 19, 2019	TER MEER STEINMEISTER & PARTNER

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

Get instant alerts for new documents

Mar 24, 2023
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Mar 24, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Mar 21, 2023
Termination of the opposition proceedings with maintenance of patent
Dec 8, 2022
(Electronic) Receipt
Dec 8, 2022
Advice of delivery
Dec 8, 2022
Letter accompanying subsequently filed items
Dec 7, 2022
Annex to the communication - opposition
Dec 7, 2022
Decision of the Opposition Division and instruction
Dec 7, 2022
Decision rejecting the opposition
Dec 7, 2022
Decision rejecting the opposition
Dec 7, 2022
Grounds for the decision (Annex) - opposition
Dec 7, 2022
Means of redress
Dec 7, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 7, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 7, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 7, 2022
Provision of a copy of the minutes - opposition procedure
Dec 7, 2022
Provision of a copy of the minutes - opposition procedure
Dec 7, 2022
Transmittal of decision / summons - opposition
Dec 7, 2022
Transmittal of decision / summons - opposition
Oct 6, 2022
Information about the result of oral proceedings
Aug 10, 2022
Brief communication - Opposition proceedings
Aug 8, 2022
Brief communication - Opposition proceedings
Aug 5, 2022
(Electronic) Receipt
Aug 5, 2022
Letter accompanying subsequently filed items
Aug 4, 2022
(Electronic) Receipt
Aug 4, 2022
Auxiliary request during Opposition procedure - 03
Aug 4, 2022
Auxiliary request during Opposition procedure - 04
Aug 4, 2022
Auxiliary request during Opposition procedure - 05
Aug 4, 2022
Auxiliary request during Opposition procedure - 06
Aug 4, 2022
Letter accompanying subsequently filed items
Aug 4, 2022
Written submission in preparation to/during oral proceedings
Aug 3, 2022
(Electronic) Receipt
Aug 3, 2022
Letter accompanying subsequently filed items
Aug 3, 2022
Request for interpreters during oral proceedings
Jun 13, 2022
Notification concerning the date of oral proceedings
Jun 13, 2022
Notification concerning the date of oral proceedings
Jun 1, 2022
Brief communication - Opposition proceedings
May 27, 2022
(Electronic) Receipt
May 27, 2022
Citation in opposition procedure - 015
May 27, 2022
Citation in opposition procedure - 016
May 27, 2022
Citation in opposition procedure - 017
May 27, 2022
Citation in opposition procedure - 018
May 27, 2022
Citation in opposition procedure - 019
May 27, 2022
Citation in opposition procedure - 020
May 27, 2022
Consolidated list of cited opposition documents
May 27, 2022
Letter accompanying subsequently filed items
May 27, 2022
Written submission in preparation to/during oral proceedings
Dec 15, 2021
Advice of delivery
Dec 3, 2021
(Electronic) Receipt
Dec 3, 2021
Advice of delivery
Dec 3, 2021
Letter accompanying subsequently filed items
Dec 1, 2021
Annex to the communication - opposition
Dec 1, 2021
Summons to attend oral proceedings
Dec 1, 2021
Summons to attend oral proceedings
Dec 1, 2021
Transmittal of decision / summons - opposition
Dec 1, 2021
Transmittal of decision / summons - opposition
Feb 5, 2020
Brief communication - Opposition proceedings
Jan 30, 2020
(Electronic) Receipt
Jan 30, 2020
Auxiliary request during Opposition procedure - 01
Jan 30, 2020
Auxiliary request during Opposition procedure - 02
Jan 30, 2020
Citation in opposition procedure - 002
Jan 30, 2020
Letter accompanying subsequently filed items
Jan 30, 2020
Reply of the patent proprietor to the notice(s) of opposition
Sep 24, 2019
Communication of a notice of opposition and request to file observations
Sep 24, 2019
Notice of further oppositions to opponent(s)
Aug 5, 2019
Brief communication - Opposition proceedings
Jul 31, 2019
(Electronic) Receipt
Jul 31, 2019
Letter accompanying subsequently filed items
Jul 31, 2019
Letter regarding the opposition procedure (no time limit)
Jul 25, 2019
Communication indicating deficiencies in the notice of opposition which may be remedied
Jul 25, 2019
Communication of a notice of opposition - first information to patent proprietor
Jul 19, 2019
(Electronic) Receipt
Jul 19, 2019
Citation in opposition procedure - 001
Jul 19, 2019
Citation in opposition procedure - 002
Jul 19, 2019
Citation in opposition procedure - 002
Jul 19, 2019
Citation in opposition procedure - 003
Jul 19, 2019
Citation in opposition procedure - 004
Jul 19, 2019
Citation in opposition procedure - 005
Jul 19, 2019
Citation in opposition procedure - 006
Jul 19, 2019
Citation in opposition procedure - 007
Jul 19, 2019
Citation in opposition procedure - 008
Jul 19, 2019
Citation in opposition procedure - 009
Jul 19, 2019
Citation in opposition procedure - 010
Jul 19, 2019
Citation in opposition procedure - 011
Jul 19, 2019
Citation in opposition procedure - 012
Jul 19, 2019
Citation in opposition procedure - 013
Jul 19, 2019
Citation in opposition procedure - 014
Jul 19, 2019
Notice of opposition
Jul 19, 2019
Notice of opposition
Jan 2, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 15, 2018
Decision to grant a European patent
Oct 30, 2018
(Electronic) Receipt
Oct 30, 2018
Filing of the translations of the claims
Oct 30, 2018
French translation of claims
Oct 30, 2018
German translation of the claims
Oct 30, 2018
Letter accompanying subsequently filed items
Oct 10, 2018
Bibliographic data of the European patent application
Oct 10, 2018
Communication about intention to grant a European patent
Oct 10, 2018
Intention to grant (signatures)
Oct 10, 2018
Text intended for grant (clean copy)
Oct 10, 2018
Text intended for grant (version for approval)
Aug 2, 2018
(Electronic) Receipt
Aug 2, 2018
Claims
Aug 2, 2018
Letter accompanying subsequently filed items
Aug 2, 2018
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
May 31, 2018
Bibliographic data of the European patent application
May 31, 2018
Communication about intention to grant a European patent
May 31, 2018
Intention to grant (signatures)
May 31, 2018
Text intended for grant (clean copy)
May 31, 2018
Text intended for grant (version for approval)
Apr 23, 2018
Examination started
Oct 23, 2017
Communication to designated inventor
Oct 20, 2017
(Electronic) Receipt
Oct 20, 2017
Amended claims filed after receipt of (European) search report
Oct 20, 2017
Amended claims with annotations
Oct 20, 2017
Amended description filed after receipt of (European) search report
Oct 20, 2017
Amendments received before examination
Oct 20, 2017
Letter accompanying subsequently filed items
Sep 7, 2017
Letter concerning the inventor
Jun 16, 2017
Invitation to indicate correct address of inventor
Jun 8, 2017
Letter which had not been notified
May 24, 2017
Notification on forthcoming publication of bibliographic data
May 9, 2017
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Mar 17, 2017
Communication to designated inventor
Mar 17, 2017
Communication to designated inventor
Mar 17, 2017
Communication to designated inventor
Mar 17, 2017
Communication to designated inventor
Mar 17, 2017
Communication to designated inventor
Mar 17, 2017
Communication to designated inventor
Mar 16, 2017
Republication of front page of international application with corrected bibliographic data
Mar 1, 2017
Copy of the international preliminary report on patentability
Feb 16, 2017
(Electronic) Receipt
Feb 16, 2017
Amended claims filed after receipt of (European) search report
Feb 16, 2017
Amended claims with annotations
Feb 16, 2017
Amendments received before examination
Feb 16, 2017
Copy of the international preliminary report on patentability
Feb 16, 2017
Request for entry into the European phase
Feb 15, 2017
Observations by third parties
Feb 15, 2017
Patent document filed by a Third party
Feb 3, 2017
Communication in cases for which no other form is applicable
Dec 23, 2016
Information on entry into European phase
Mar 10, 2016
Priority document (electronically transmitted)
Mar 10, 2016
Priority document (electronically transmitted)
Mar 10, 2016
Priority document (electronically transmitted)
Feb 18, 2016
Copy of the international search report
Feb 18, 2016
Published international application - A1
Oct 22, 2015
ISR: cited documents
Oct 21, 2015
Written opinion of the ISA, boxes No. I to VIII
Oct 21, 2015
Written opinion of the ISA, cover sheet
Oct 21, 2015
Written opinion of the ISA, supplemental box
Sep 22, 2015
Notification relating to declaration under Rule 4.17 PCT (copy for ISA/EP)
Aug 13, 2015
Notification of receipt of Search copy
Jul 31, 2015
Abstract
Jul 31, 2015
Annex
Jul 31, 2015
Annex
Jul 31, 2015
Claims
Jul 31, 2015
Description

EP3180408

ALBEMARLE

Application Number: EP15744840A
Filing Date: Jul 23, 2015
Status: Opposition Rejected; Mar 24, 2023
Publication Date: Dec 12, 2018
External Links: Slate, Register , Google Patents

IP Verse

High Density Aqueous Well Fluids

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP3180408