Amorphous Propylene-Ethylene Copolymers

Patent No. EP3635047 (titled "Amorphous Propylene-Ethylene Copolymers") was filed by Eastman Chemical on Jun 8, 2018. The application was issued on Apr 26, 2023.

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	Jan 25, 2024	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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May 28, 2024
Refund of fees
May 24, 2024
Communication to the parties concerning the termination of opposition procedure - opposition deemed not filed (opponent)
May 24, 2024
Communication to the parties concerning the termination of the opposition proceedings - opposition deemed not filed (proprietor)
Feb 23, 2024
Noting of loss of rights (opposition deemed not to have been filed)
Jan 31, 2024
Communication of a notice of opposition - first information to patent proprietor
Jan 25, 2024
(Electronic) Receipt
Jan 25, 2024
Citation in opposition procedure - 001
Jan 25, 2024
Citation in opposition procedure - 002
Jan 25, 2024
Citation in opposition procedure - 003
Jan 25, 2024
Citation in opposition procedure - 004
Jan 25, 2024
Citation in opposition procedure - 005
Jan 25, 2024
Citation in opposition procedure - 006
Jan 25, 2024
Citation in opposition procedure - 007
Jan 25, 2024
Citation in opposition procedure - 008
Jan 25, 2024
Consolidated list of cited opposition documents
Jan 25, 2024
Letter accompanying subsequently filed items
Jan 25, 2024
Notice of opposition
May 10, 2023
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 30, 2023
Decision to grant a European patent
Mar 16, 2023
(Electronic) Receipt
Mar 16, 2023
Filing of the translations of the claims
Mar 16, 2023
French translation of claims
Mar 16, 2023
German translation of the claims
Nov 16, 2022
Annex to the communication about intention to grant a European patent
Nov 16, 2022
Bibliographic data of the European patent application
Nov 16, 2022
Communication about intention to grant a European patent
Nov 16, 2022
Intention to grant (signatures)
Nov 16, 2022
Text intended for grant (clean copy)
Nov 16, 2022
Text intended for grant (version for approval)
Oct 12, 2022
(Electronic) Receipt
Oct 12, 2022
Amended description with annotations
Oct 12, 2022
Description
Oct 12, 2022
Letter accompanying subsequently filed items
Oct 12, 2022
Reply to communication from the Examining Division
Sep 28, 2022
Communication of the registration of a transfer or change of name and/or address
Jul 18, 2022
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Jul 5, 2022
Annexes in respect of a client data request
Jul 5, 2022
Annexes in respect of a client data request
Jul 5, 2022
Letter accompanying subsequently filed items
Jul 5, 2022
Submission concerning a transfer of rights (applicant)
Jun 24, 2022
Annex to the communication
Jun 24, 2022
Communication from the Examining Division
Jun 10, 2022
Examination started
Jun 7, 2021
(Electronic) Receipt
Jun 7, 2021
Amended claims filed after receipt of (European) search report
Jun 7, 2021
Amended claims with annotations
Jun 7, 2021
Amendments received before examination
Jun 7, 2021
Letter accompanying subsequently filed items
Dec 4, 2020
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Nov 17, 2020
Communication regarding the transmission of the European search report
Nov 17, 2020
European search opinion
Nov 17, 2020
Information on Search Strategy
Nov 17, 2020
Supplementary European search report
Oct 27, 2020
Search started
Jul 15, 2020
(Electronic) Receipt
Jul 15, 2020
Amended claims filed after receipt of (European) search report
Jul 15, 2020
Amended claims with annotations
Jul 15, 2020
Amendments received before examination
Jul 15, 2020
Letter accompanying subsequently filed items
Apr 14, 2020
Invitation to indicate correct address of inventor
Apr 2, 2020
Letter which had not been notified
Mar 18, 2020
Notification on forthcoming publication of bibliographic data
Jan 29, 2020
Communication to designated inventor
Jan 29, 2020
Communication to designated inventor
Jan 29, 2020
Communication to designated inventor
Jan 29, 2020
Communication to designated inventor
Jan 28, 2020
Change to the inventor details
Jan 23, 2020
(Electronic) Receipt
Jan 23, 2020
Designation of inventor
Jan 23, 2020
Letter accompanying subsequently filed items
Jan 16, 2020
Communication regarding possible amendment of the application/payment of claims fee
Jan 14, 2020
Communication to designated inventor
Jan 14, 2020
Communication to designated inventor
Jan 14, 2020
Communication to designated inventor
Jan 14, 2020
Communication to designated inventor
Jan 14, 2020
Communication to designated inventor
Jan 2, 2020
Copy of the international preliminary report on patentability
Nov 11, 2019
(Electronic) Receipt
Nov 11, 2019
Request for entry into the European phase
Oct 18, 2019
Information on entry into European phase
Jan 3, 2019
Priority document (electronically transmitted)
Jan 3, 2019
Priority document (electronically transmitted)
Dec 13, 2018
Copy of the international search report
Dec 13, 2018
Published international application - A1

EP3635047

EASTMAN CHEMICAL

Application Number: EP18813015A
Filing Date: Jun 8, 2018
Status: Granted And Under Opposition; Mar 24, 2023
Publication Date: Apr 26, 2023
External Links: Slate, Register , Google Patents

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Amorphous Propylene-Ethylene Copolymers

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Dossier Documents

EP3635047