Process For Making Lube Base Stocks From Renewable Feeds

Patent No. EP2935531 (titled "Process For Making Lube Base Stocks From Renewable Feeds") was filed by Exxonmobil Research And Engineering on Dec 4, 2013. The application was issued on Apr 11, 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
ZACCO	Jan 11, 2019	ZACCO

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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Jan 26, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jan 26, 2022
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Jan 21, 2022
Termination of the opposition proceedings with revocation of patent
Oct 21, 2021
Advice of delivery
Oct 11, 2021
Decision of the Opposition Division and instruction
Oct 11, 2021
Decision revoking the European patent
Oct 11, 2021
Decision revoking the European patent
Oct 11, 2021
Grounds for the decision (Annex) - opposition
Oct 11, 2021
Means of redress
Oct 11, 2021
Transmittal of decision / summons - opposition
Oct 11, 2021
Transmittal of decision / summons - opposition
Sep 28, 2021
Advice of delivery
Sep 23, 2021
Notification concerning the date of oral proceedings
Sep 23, 2021
Notification concerning the date of oral proceedings
Sep 20, 2021
Brief communication - Opposition proceedings
Sep 15, 2021
(Electronic) Receipt
Sep 15, 2021
Letter accompanying subsequently filed items
Sep 15, 2021
Written submission in preparation to/during oral proceedings
Sep 7, 2021
Advice of delivery
Sep 3, 2021
Notification concerning the date of oral proceedings
Sep 3, 2021
Notification concerning the date of oral proceedings
Aug 31, 2021
Annex to the communication - opposition
Aug 27, 2021
Brief communication - Opposition proceedings
Aug 19, 2021
(Electronic) Receipt
Aug 19, 2021
Letter accompanying subsequently filed items
Aug 19, 2021
Written submission in preparation to/during oral proceedings
Aug 10, 2021
Brief communication - Opposition proceedings
Aug 10, 2021
Brief communication - Opposition proceedings
Aug 5, 2021
Brief communication - Opposition proceedings
Aug 2, 2021
(Electronic) Receipt
Aug 2, 2021
Letter accompanying subsequently filed items
Aug 2, 2021
Written submission in preparation to/during oral proceedings
Jul 30, 2021
(Electronic) Receipt
Jul 30, 2021
(Electronic) Receipt
Jul 30, 2021
(Electronic) Receipt
Jul 30, 2021
(Electronic) Receipt
Jul 30, 2021
Authorisation
Jul 30, 2021
Authorisation
Jul 30, 2021
Letter accompanying subsequently filed items
Jul 30, 2021
Letter accompanying subsequently filed items
Jul 30, 2021
Letter accompanying subsequently filed items
Jul 30, 2021
Letter accompanying subsequently filed items
Jul 30, 2021
Request for interpreters during oral proceedings
Jul 30, 2021
Request for interpreters during oral proceedings
Jul 28, 2021
(Electronic) Receipt
Jul 28, 2021
Citation in opposition procedure - 019
Jul 28, 2021
Consolidated list of cited opposition documents
Jul 28, 2021
Letter accompanying subsequently filed items
Jul 28, 2021
Written submission in preparation to/during oral proceedings
Jun 10, 2021
Notification concerning the date of oral proceedings
Jun 10, 2021
Notification concerning the date of oral proceedings
Oct 27, 2020
Advice of delivery
Oct 22, 2020
(Electronic) Receipt
Oct 22, 2020
Advice of delivery
Oct 22, 2020
Letter accompanying subsequently filed items
Oct 20, 2020
Acknowledgement of a document
Oct 20, 2020
Acknowledgement of a document
Oct 20, 2020
Annex to the communication - opposition
Oct 20, 2020
Summons to attend oral proceedings
Oct 20, 2020
Summons to attend oral proceedings
Sep 16, 2020
Advice of delivery
Sep 8, 2020
Notification concerning the date of oral proceedings
Sep 8, 2020
Notification concerning the date of oral proceedings
Sep 4, 2020
Brief communication - Opposition proceedings
Sep 4, 2020
Brief communication - Opposition proceedings
Aug 20, 2020
(Electronic) Receipt
Aug 20, 2020
(Electronic) Receipt
Aug 20, 2020
Brief communication - Opposition proceedings
Aug 20, 2020
Letter accompanying subsequently filed items
Aug 20, 2020
Letter accompanying subsequently filed items
Aug 20, 2020
Oral proceedings: reply to date proposed
Aug 20, 2020
Oral proceedings: reply to date proposed
Aug 6, 2020
(Electronic) Receipt
Aug 6, 2020
Citation in opposition procedure - 017
Aug 6, 2020
Citation in opposition procedure - 018
Aug 6, 2020
Citation in opposition procedure - 018
Aug 6, 2020
Letter accompanying subsequently filed items
Aug 6, 2020
Patent document cited during the opposition procedure
Aug 6, 2020
Priority document
Aug 6, 2020
Priority document
Aug 6, 2020
Written submission in preparation to/during oral proceedings
Jul 21, 2020
Notification concerning the date of oral proceedings
Jul 21, 2020
Notification concerning the date of oral proceedings
Jun 17, 2020
Brief communication - Opposition proceedings
Jun 11, 2020
(Electronic) Receipt
Jun 11, 2020
Letter accompanying subsequently filed items
Jun 11, 2020
Request for interpreters during oral proceedings
Nov 27, 2019
Advice of delivery
Nov 27, 2019
Advice of delivery
Nov 21, 2019
Acknowledgement of a document
Nov 21, 2019
Acknowledgement of a document
Nov 21, 2019
Annex to the communication - opposition
Nov 21, 2019
Information concerning oral proceedings
Nov 21, 2019
Summons to attend oral proceedings
Nov 21, 2019
Summons to attend oral proceedings
Aug 20, 2019
Brief communication - Opposition proceedings
Aug 14, 2019
(Electronic) Receipt
Aug 14, 2019
Amended claims with annotations
Aug 14, 2019
Amended claims with annotations
Aug 14, 2019
Amended claims with annotations
Aug 14, 2019
Citation in opposition procedure - 017
Aug 14, 2019
Citation in opposition procedure - 018
Aug 14, 2019
Claims
Aug 14, 2019
Claims
Aug 14, 2019
Claims
Aug 14, 2019
Letter accompanying subsequently filed items
Aug 14, 2019
Reply of the patent proprietor to the notice(s) of opposition
Jun 18, 2019
Brief communication - Opposition proceedings
Jun 18, 2019
Communication concerning the filing of a power of attorney
Jun 18, 2019
Communication of amended entries concerning the representative
Jun 18, 2019
Grant of extension of time limit (opposition procedure)
Jun 12, 2019
(Electronic) Receipt
Jun 12, 2019
Letter accompanying subsequently filed items
Jun 12, 2019
Request for extension of time limit
Jun 11, 2019
(Electronic) Receipt
Jun 11, 2019
Letter accompanying subsequently filed items
Jun 11, 2019
Submission concerning change of proprietor's representative
Feb 5, 2019
Communication of a notice of opposition and request to file observations
Feb 5, 2019
Notice of further oppositions to opponent(s)
Jan 17, 2019
Communication of a notice of opposition - first information to patent proprietor
Jan 11, 2019
(Electronic) Receipt
Jan 11, 2019
Citation in opposition procedure - 001
Jan 11, 2019
Citation in opposition procedure - 002
Jan 11, 2019
Citation in opposition procedure - 003
Jan 11, 2019
Citation in opposition procedure - 004
Jan 11, 2019
Citation in opposition procedure - 004
Jan 11, 2019
Citation in opposition procedure - 005
Jan 11, 2019
Citation in opposition procedure - 006
Jan 11, 2019
Citation in opposition procedure - 007
Jan 11, 2019
Citation in opposition procedure - 008
Jan 11, 2019
Citation in opposition procedure - 009
Jan 11, 2019
Citation in opposition procedure - 010
Jan 11, 2019
Citation in opposition procedure - 011
Jan 11, 2019
Citation in opposition procedure - 012
Jan 11, 2019
Citation in opposition procedure - 013
Jan 11, 2019
Citation in opposition procedure - 014
Jan 11, 2019
Citation in opposition procedure - 015
Jan 11, 2019
Citation in opposition procedure - 016
Jan 11, 2019
Notice of opposition
Jan 11, 2019
Notice of opposition
Apr 23, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 15, 2018
Decision to grant a European patent
Mar 2, 2018
(Electronic) Receipt
Mar 2, 2018
French translation of claims
Mar 2, 2018
German translation of the claims
Mar 2, 2018
Letter accompanying subsequently filed items
Nov 29, 2017
Bibliographic data of the European patent application
Nov 29, 2017
Communication about intention to grant a European patent
Nov 29, 2017
Intention to grant (signatures)
Nov 29, 2017
Text intended for grant (clean copy)
Nov 29, 2017
Text intended for grant (version for approval)
Aug 25, 2017
(Electronic) Receipt
Aug 25, 2017
Amended claims with annotations
Aug 25, 2017
Amended description with annotations
Aug 25, 2017
Claims
Aug 25, 2017
Description
Aug 25, 2017
Letter accompanying subsequently filed items
Aug 25, 2017
Reply to communication from the Examining Division
Jun 29, 2017
Annex to the communication
Jun 29, 2017
Consultation by telephone/in person (with time limit)
Jun 29, 2017
Result of consultation by telephone/in person
Sep 14, 2016
(Electronic) Receipt
Sep 14, 2016
Amended claims with annotations
Sep 14, 2016
Claims
Sep 14, 2016
Letter accompanying subsequently filed items
Sep 14, 2016
Reply to communication from the Examining Division
Jul 8, 2016
Grant of extension of time limit (examination procedure)
Jul 1, 2016
(Electronic) Receipt
Jul 1, 2016
Letter accompanying subsequently filed items
Jul 1, 2016
Request for extension of time limit to communication from the Examining Division
Mar 24, 2016
Annex to the communication
Mar 24, 2016
Communication from the Examining Division
Mar 18, 2016
Examination started
Feb 10, 2016
Refund of fees
Jan 28, 2016
(Electronic) Receipt
Jan 28, 2016
Amended claims filed after receipt of (European) search report
Jan 28, 2016
Amended claims with annotations
Jan 28, 2016
Amendments received before examination
Jan 28, 2016
Letter accompanying subsequently filed items
Sep 30, 2015
Notification on forthcoming publication of bibliographic data
Jul 24, 2015
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jul 22, 2015
Communication to designated inventor
Jul 22, 2015
Communication to designated inventor
Jul 22, 2015
Communication to designated inventor
Jul 22, 2015
Communication to designated inventor
Jul 22, 2015
Communication to designated inventor
Jul 22, 2015
Communication to designated inventor
Jul 22, 2015
Communication to designated inventor
Jul 7, 2015
Copy of the international preliminary report on patentability
Jun 5, 2015
(Electronic) Receipt
Jun 5, 2015
Amended claims filed after receipt of (European) search report
Jun 5, 2015
Request for entry into the European phase
May 4, 2015
Information on entry into European phase
Feb 24, 2015
Reminder for payment period (examination fee/designation fees)
Feb 19, 2015
Copy of the international search report
Feb 19, 2015
International publication of the international search report
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
Jul 17, 2014
Priority document (electronically transmitted)
Jun 26, 2014
Published international application - A2
Jan 31, 2014
Abstract
Jan 31, 2014
Claims
Jan 31, 2014
Description
Jan 31, 2014
Drawings

EP2935531

EXXONMOBIL RESEARCH AND ENGINEERING

Application Number: EP13826676A
Filing Date: Dec 4, 2013
Status: Revoked; Feb 18, 2022
Publication Date: Apr 11, 2018
External Links: Slate, Register , Google Patents

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Process For Making Lube Base Stocks From Renewable Feeds

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Dossier Documents

EP2935531