Phase Change Materials And Methods Of Regulating Temperature

Patent No. EP3347429 (titled "Phase Change Materials And Methods Of Regulating Temperature") was filed by Croda on Aug 17, 2016. The application was issued on Jun 17, 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
EVONIK OPERATIONS	Mar 16, 2021	EVONIK PATENT ASSOCIATION

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 29, 2024
Advice of delivery
Jan 24, 2024
Refund of fees
Jan 22, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Jan 22, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Jan 22, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jan 22, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jan 17, 2024
F3014 Oral Proceedings: Order cancelling/postponing
Jan 16, 2024
(Electronic) Receipt
Jan 16, 2024
Letter accompanying subsequently filed items
Jan 16, 2024
Withdrawal of an appeal
Jan 10, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 10, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 8, 2024
F3345 Forwarding of submissions to parties
Jan 4, 2024
(Electronic) Receipt
Jan 4, 2024
Letter accompanying subsequently filed items
Jan 4, 2024
Letter dealing with oral proceedings during the appeal procedure
Jan 2, 2024
Advice of delivery
Dec 22, 2023
F3011.1 Oral Proceedings: summons
Dec 22, 2023
F3011.1 Oral Proceedings: summons
Dec 22, 2023
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Dec 19, 2023
F3010 Oral proceedings: order for summons
Dec 11, 2023
F3303.16 Change of composition of the Board (T)
Nov 30, 2023
Composition of the board (T)
Aug 8, 2022
F3345 Forwarding of submissions to parties
Aug 3, 2022
(Electronic) Receipt
Aug 3, 2022
Letter accompanying subsequently filed items
Aug 3, 2022
Reply to appeal
May 19, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
May 9, 2022
(Electronic) Receipt
May 9, 2022
Letter accompanying subsequently filed items
May 9, 2022
Statement of grounds of appeal
Mar 16, 2022
F3204 Communication of the file number to the parties
Mar 16, 2022
F3204 Communication of the file number to the parties
Mar 9, 2022
(Electronic) Receipt
Mar 9, 2022
Letter accompanying subsequently filed items
Mar 9, 2022
Notice of appeal
Jan 19, 2022
Advice of delivery
Jan 18, 2022
(Electronic) Receipt
Jan 18, 2022
Advice of delivery
Jan 18, 2022
Letter accompanying subsequently filed items
Jan 13, 2022
Decision revoking the European patent
Jan 13, 2022
Decision revoking the European patent
Jan 13, 2022
Grounds for the decision (Annex) - opposition
Jan 13, 2022
Means of redress
Jan 13, 2022
Transmittal of decision / summons - opposition
Jan 13, 2022
Transmittal of decision / summons - opposition
Aug 5, 2021
Brief communication - Opposition proceedings
Jul 29, 2021
(Electronic) Receipt
Jul 29, 2021
Letter accompanying subsequently filed items
Jul 29, 2021
Main request during Opposition procedure
Jul 29, 2021
Main request during Opposition procedure
Jul 29, 2021
Reply of the patent proprietor to the notice(s) of opposition
Mar 30, 2021
Communication of a notice of opposition and request to file observations
Mar 30, 2021
Notice of further oppositions to opponent(s)
Mar 19, 2021
Communication of a notice of opposition - first information to patent proprietor
Mar 16, 2021
(Electronic) Receipt
Mar 16, 2021
Citation in opposition procedure - 001
Mar 16, 2021
Citation in opposition procedure - 002
Mar 16, 2021
Citation in opposition procedure - 003
Mar 16, 2021
Citation in opposition procedure - 004
Mar 16, 2021
Citation in opposition procedure - 005
Mar 16, 2021
Citation in opposition procedure - 006
Mar 16, 2021
Citation in opposition procedure - 007
Mar 16, 2021
Citation in opposition procedure - 008
Mar 16, 2021
Citation in opposition procedure - 009
Mar 16, 2021
Consolidated list of cited opposition documents
Mar 16, 2021
Letter accompanying subsequently filed items
Mar 16, 2021
Notice of opposition
Jun 29, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 25, 2020
Decision to grant a European patent
May 4, 2020
(Electronic) Receipt
May 4, 2020
Filing of the translations of the claims
May 4, 2020
French translation of claims
May 4, 2020
German translation of the claims
May 4, 2020
Letter accompanying subsequently filed items
Mar 30, 2020
Bibliographic data of the European patent application
Mar 30, 2020
Communication about intention to grant a European patent
Mar 30, 2020
Intention to grant (signatures)
Mar 30, 2020
Text intended for grant (clean copy)
Mar 30, 2020
Text intended for grant (version for approval)
Dec 12, 2019
(Electronic) Receipt
Dec 12, 2019
Amended description with annotations
Dec 12, 2019
Description
Dec 12, 2019
Letter accompanying subsequently filed items
Dec 12, 2019
Reply to communication from the Examining Division
Oct 18, 2019
Annex to the communication
Oct 18, 2019
Communication from the Examining Division
Aug 20, 2019
Examination started
Feb 7, 2019
Annexes in respect of a client data request
Feb 7, 2019
Submission concerning change of applicant's representative
Jan 23, 2019
Communication of amended entries concerning the representative
Jan 11, 2019
Submission concerning change of applicant's representative
Nov 7, 2018
Refund of fees
Oct 24, 2018
(Electronic) Receipt
Oct 24, 2018
Amended claims filed after receipt of (European) search report
Oct 24, 2018
Amended claims with annotations
Oct 24, 2018
Amendments received before examination
Oct 24, 2018
Letter accompanying subsequently filed items
Jun 20, 2018
Notification on forthcoming publication of bibliographic data
Apr 17, 2018
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Apr 13, 2018
Communication to designated inventor
Apr 13, 2018
Communication to designated inventor
Mar 27, 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 19, 2018
Information on entry into European phase
Apr 4, 2017
Priority document (electronically transmitted)
Mar 16, 2017
Copy of the international search report
Mar 16, 2017
Published international application - A1
Nov 9, 2016
ISR: cited documents
Nov 8, 2016
Written opinion of the ISA, boxes No. I to VIII
Nov 8, 2016
Written opinion of the ISA, cover sheet
Nov 8, 2016
Written opinion of the ISA, supplemental box
Sep 9, 2016
Notification of receipt of Search copy
Aug 26, 2016
Abstract
Aug 26, 2016
Claims
Aug 26, 2016
Description
Aug 26, 2016
Fee calculation sheet for an international application
Aug 26, 2016
Notification Concerning Documents Transmitted (copy for ISA/EP)
Aug 26, 2016
Notification Concerning Payment of Prescribed Fees (copy for ISA/EP)
Aug 26, 2016
Notification of the International Application Number and of the International Filing Date (copy for ISA/EP)
Aug 26, 2016
Request form for international application (copy for ISA/EP)

EP3347429

CRODA

Application Number: EP16757331A
Filing Date: Aug 17, 2016
Status: Revoked; Feb 2, 2024
Publication Date: Jun 17, 2020
External Links: Slate, Register , Google Patents

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Phase Change Materials And Methods Of Regulating Temperature

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Dossier Documents

EP3347429