Polyester Compositions Which Comprise Spiro-Glycol, Cyclohexanedimethanol, And Terephthalic Acid - EP2358786

EP2358786

Application Number: EP09795586A
Filing Date: Dec 17, 2009
Status: Patent Maintained As Amended; Apr 4, 2025
Grant Date: May 7, 2025
External Links: Slate, Register, Google Patents

The patent EP2358786B2 was granted to Eastman Chemical on May 7, 2025 following the initial filing on Dec 17, 2009 under the application number EP09795586A . The current legal status of the patent is Patent Maintained As Amended.

Patent Summary

Patent Family

Patent Oppositions

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	Opposition Status
Get instant alerts for new oppositions and patent status changes
VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB	Jan 31, 2018	ADMISSIBLE

Patent Citations New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation Phase	Patent Number	Patent Link
DESCRIPTION	US2720507
DESCRIPTION	US2720
DESCRIPTION	US2945008
DESCRIPTION	US3772405
DESCRIPTION	US507
DESCRIPTION	US5372864
DESCRIPTION	US5384377
DESCRIPTION	US5654347
DESCRIPTION	US5696176
DESCRIPTION	US6447859
DESCRIPTION	US6559272
INTERNATIONAL-SEARCH-REPORT	JP2003292593
INTERNATIONAL-SEARCH-REPORT	JP2004067973
OPPOSITION	JP2003292593
OPPOSITION	JP2004067973

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

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

Apr 10, 2025
Decision to maintain the European patent in amended form
OPPO
Apr 10, 2025
Decision to maintain the European patent in amended form
OPPO
Mar 31, 2025
(Electronic) Receipt
OPPO
Mar 31, 2025
Filing of the translation of the amended claims
OPPO
Mar 31, 2025
French translation of claims
OPPO
Mar 31, 2025
German translation of the claims
OPPO
Mar 31, 2025
Letter accompanying subsequently filed items
OPPO
Feb 13, 2025
Communication of bibliographic data
OPPO
Feb 13, 2025
Communication to opponent concerning maintenance
OPPO
Feb 13, 2025
Communication with request to file translations
OPPO
Feb 6, 2025
Maintenance of the patent with the documents specified in the final decision
OPPO
Nov 7, 2024
Annex to the communication - opposition
OPPO
Nov 7, 2024
Brief communication - Opposition proceedings
OPPO
Nov 7, 2024
Brief communication - Opposition proceedings
OPPO
Nov 7, 2024
Druckexemplar in opposition procedure
OPPO
Nov 7, 2024
Grounds for the decision (Annex) - opposition
OPPO
Nov 7, 2024
Interlocutory decision in opposition proceedings
OPPO
Nov 7, 2024
Interlocutory decision in opposition proceedings
OPPO
Nov 7, 2024
Means of redress
OPPO
Nov 7, 2024
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Nov 7, 2024
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
Nov 7, 2024
Provision of a copy of the minutes - opposition procedure
OPPO
Nov 7, 2024
Provision of a copy of the minutes - opposition procedure
OPPO
Nov 7, 2024
Scanned annex to a communication - opposition procedure
OPPO
Nov 7, 2024
Scanned annex to a communication - opposition procedure
OPPO
Nov 5, 2024
Decision of the Opposition Division and instruction
OPPO
Sep 18, 2024
Information about the result of oral proceedings
OPPO
Jul 23, 2024
Brief communication - Opposition proceedings
OPPO
Jul 22, 2024
Brief communication - Opposition proceedings
OPPO
Jul 19, 2024
Brief communication - Opposition proceedings
OPPO
Jul 18, 2024
(Electronic) Receipt
OPPO
Jul 18, 2024
Letter accompanying subsequently filed items
OPPO
Jul 18, 2024
Request for interpreters during oral proceedings
OPPO
Jul 17, 2024
(Electronic) Receipt
OPPO
Jul 17, 2024
Auxiliary request during Opposition procedure
OPPO
Jul 17, 2024
Auxiliary request during Opposition procedure
OPPO
Jul 17, 2024
Auxiliary request during Opposition procedure
OPPO
Jul 17, 2024
Auxiliary request during Opposition procedure
OPPO
Jul 17, 2024
Auxiliary request during Opposition procedure - 01
OPPO
Jul 17, 2024
Auxiliary request during Opposition procedure - 02
OPPO
Jul 17, 2024
Auxiliary request during Opposition procedure - 03
OPPO
Jul 17, 2024
Auxiliary request during Opposition procedure - 04
OPPO
Jul 17, 2024
Citation in opposition procedure - 007
OPPO
Jul 17, 2024
Consolidated list of cited opposition documents
OPPO
Jul 17, 2024
Letter accompanying subsequently filed items
OPPO
Jul 17, 2024
Main request during Opposition procedure
OPPO
Jul 17, 2024
Main request during Opposition procedure
OPPO
Jul 17, 2024
Written submission in preparation to/during oral proceedings
OPPO
Jul 16, 2024
(Electronic) Receipt
OPPO
Jul 16, 2024
Brief communication - Opposition proceedings
OPPO
Jul 16, 2024
Letter accompanying subsequently filed items
OPPO
Jul 16, 2024
Written submission in preparation to/during oral proceedings
OPPO
Jul 10, 2024
(Electronic) Receipt
OPPO
Jul 10, 2024
Citation in opposition procedure - 006
OPPO
Jul 10, 2024
Letter accompanying subsequently filed items
OPPO
Jul 10, 2024
Written submission in preparation to/during oral proceedings
OPPO
Jul 31, 2023
Advice of delivery
OPPO
Jul 25, 2023
Advice of delivery
OPPO
Jul 24, 2023
Annex to the communication - opposition
OPPO
Jul 24, 2023
Information concerning oral proceedings
OPPO
Jul 24, 2023
Summons to attend oral proceedings
OPPO
Jul 24, 2023
Summons to attend oral proceedings
OPPO
Jul 24, 2023
Transmittal of decision / summons - opposition
OPPO
Jul 24, 2023
Transmittal of decision / summons - opposition
OPPO
Oct 28, 2022
Decision of the Board of Appeal
OPPO
Oct 28, 2022
Decision of the Board of Appeal
Appeal
Oct 28, 2022
F3032 Notification(s) of the decision
Appeal
Oct 28, 2022
F3032 Notification(s) of the decision
Appeal
Sep 26, 2022
F3013 Oral Proceedings: Forwarding minutes
Appeal
Sep 26, 2022
F3013 Oral Proceedings: Forwarding minutes
Appeal
Sep 26, 2022
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
OPPO
Sep 26, 2022
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
Appeal
Sep 13, 2022
(Electronic) Receipt
Appeal
Sep 13, 2022
F3345 Forwarding of submissions to parties
Appeal
Sep 13, 2022
Letter accompanying subsequently filed items
Appeal
Sep 13, 2022
Letter dealing with oral proceedings during the appeal procedure
Appeal
Aug 25, 2022
F3345 Forwarding of submissions to parties
Appeal
Aug 24, 2022
F3345 Forwarding of submissions to parties
Appeal
Aug 22, 2022
(Electronic) Receipt
Appeal
Aug 22, 2022
Letter accompanying subsequently filed items
Appeal
Aug 22, 2022
Letter dealing with oral proceedings during the appeal procedure
Appeal
Aug 18, 2022
(Electronic) Receipt
Appeal
Aug 18, 2022
Letter accompanying subsequently filed items
Appeal
Aug 18, 2022
Letter dealing with oral proceedings during the appeal procedure
Appeal
Aug 18, 2022
Request for interpreters during oral proceedings
Appeal
Jul 6, 2022
Oral proceedings: change of venue
Appeal
Jul 6, 2022
Oral proceedings: change of venue
Appeal
Jul 5, 2022
F3345 Forwarding of submissions to parties
Appeal
Jun 30, 2022
(Electronic) Receipt
Appeal
Jun 30, 2022
Letter accompanying subsequently filed items
Appeal
Jun 30, 2022
Letter dealing with oral proceedings during the appeal procedure
Appeal
Jun 28, 2022
Oral proceedings: reply to date proposed
Appeal
May 20, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
May 20, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
Jan 14, 2022
F3022 Oral proceedings: change of board composition
Appeal
Jan 14, 2022
F3022 Oral proceedings: change of board composition
Appeal
Jan 7, 2022
F3303.16 Change of composition of the Board (T)
Appeal
Dec 6, 2021
F3011.1 Oral Proceedings: summons
Appeal
Dec 6, 2021
F3011.1 Oral Proceedings: summons
Appeal
Dec 1, 2021
F3010 Oral proceedings: order for summons
Appeal
Dec 1, 2021
F3303.16 Change of composition of the Board (T)
Appeal
Apr 8, 2021
F3303.16 Change of composition of the Board (T)
Appeal
Mar 23, 2020
F3345 Forwarding of submissions to parties
Appeal
Mar 13, 2020
Reply to appeal
Appeal
Nov 12, 2019
Composition of the board (T)
Appeal
Nov 6, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Appeal
Oct 29, 2019
(Electronic) Receipt
Appeal
Oct 29, 2019
Amended claims with annotations
Appeal
Oct 29, 2019
Amended claims with annotations
Appeal
Oct 29, 2019
Amended claims with annotations
Appeal
Oct 29, 2019
Amended claims with annotations
Appeal
Oct 29, 2019
Amended claims with annotations
Appeal
Oct 29, 2019
Amended claims with annotations
Appeal
Oct 29, 2019
Amended claims with annotations
Appeal
Oct 29, 2019
Claims
Appeal
Oct 29, 2019
Claims
Appeal
Oct 29, 2019
Claims
Appeal
Oct 29, 2019
Claims
Appeal
Oct 29, 2019
Claims
Appeal
Oct 29, 2019
Claims
Appeal
Oct 29, 2019
Claims
Appeal
Oct 29, 2019
Letter accompanying subsequently filed items
Appeal
Oct 29, 2019
Statement of grounds of appeal
Appeal
Aug 22, 2019
F3204 Communication of the file number to the parties
Appeal
Aug 22, 2019
F3204 Communication of the file number to the parties
Appeal
Aug 16, 2019
(Electronic) Receipt
Appeal
Aug 16, 2019
Letter accompanying subsequently filed items
Appeal
Aug 16, 2019
Notice of appeal
Appeal
Jun 26, 2019
Advice of delivery
OPPO
Jun 25, 2019
Advice of delivery
OPPO
Jun 25, 2019
Advice of delivery
OPPO
Jun 25, 2019
Advice of delivery
OPPO
Jun 19, 2019
Acknowledgement of a document
OPPO
Jun 19, 2019
Acknowledgement of a document
OPPO
Jun 19, 2019
Annex to the communication - opposition
OPPO
Jun 19, 2019
Decision of the Opposition Division and instruction
OPPO
Jun 19, 2019
Decision revoking the European patent
OPPO
Jun 19, 2019
Grounds for the decision (Annex) - opposition
OPPO
Jun 19, 2019
Internal form - Opposition/addressees
OPPO
Jun 19, 2019
Internal form - Opposition/addressees
OPPO
Jun 19, 2019
Means of redress
OPPO
Jun 19, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Jun 19, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Jun 19, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
Jun 19, 2019
Provision of a copy of the minutes - opposition procedure
OPPO
Jun 19, 2019
Scanned annex to a communication - opposition procedure
OPPO
May 28, 2019
Information about the result of oral proceedings
OPPO
May 24, 2019
Brief communication - Opposition proceedings
OPPO
May 22, 2019
Brief communication - Opposition proceedings
OPPO
May 20, 2019
(Electronic) Receipt
OPPO
May 20, 2019
Auxiliary request during Opposition procedure
OPPO
May 20, 2019
Auxiliary request during Opposition procedure
OPPO
May 20, 2019
Auxiliary request during Opposition procedure
OPPO
May 20, 2019
Auxiliary request during Opposition procedure - 01
OPPO
May 20, 2019
Auxiliary request during Opposition procedure - 02
OPPO
May 20, 2019
Auxiliary request during Opposition procedure - 03
OPPO
May 20, 2019
Letter accompanying subsequently filed items
OPPO
May 20, 2019
Main request during Opposition procedure
OPPO
May 20, 2019
Main request during Opposition procedure
OPPO
May 20, 2019
Written submission in preparation to/during oral proceedings
OPPO
Apr 3, 2019
Brief communication - Opposition proceedings
OPPO
Mar 29, 2019
Brief communication - Opposition proceedings
OPPO
Mar 28, 2019
Brief communication - Opposition proceedings
OPPO
Mar 27, 2019
Citation in opposition procedure - 004
OPPO
Mar 27, 2019
Citation in opposition procedure - 005
OPPO
Mar 27, 2019
Written submission in preparation to/during oral proceedings
OPPO
Mar 25, 2019
Request for interpreters during oral proceedings
OPPO
Mar 22, 2019
(Electronic) Receipt
OPPO
Mar 22, 2019
Letter accompanying subsequently filed items
OPPO
Mar 22, 2019
Request for interpreters during oral proceedings
OPPO
Oct 18, 2018
Advice of delivery
OPPO
Oct 11, 2018
Advice of delivery
OPPO
Oct 11, 2018
Advice of delivery
OPPO
Oct 9, 2018
Advice of delivery
OPPO
Oct 5, 2018
Annex to the communication - opposition
OPPO
Oct 5, 2018
Information concerning oral proceedings
OPPO
Oct 5, 2018
Preparation for oral proceedings
OPPO
Oct 5, 2018
Summons to attend oral proceedings
OPPO
Oct 5, 2018
Summons to attend oral proceedings
OPPO
Jul 9, 2018
Brief communication - Opposition proceedings
OPPO
Jul 3, 2018
(Electronic) Receipt
OPPO
Jul 3, 2018
Auxiliary request during Opposition procedure
OPPO
Jul 3, 2018
Auxiliary request during Opposition procedure - 01
OPPO
Jul 3, 2018
Letter accompanying subsequently filed items
OPPO
Jul 3, 2018
Main request during Opposition procedure
OPPO
Jul 3, 2018
Main request during Opposition procedure
OPPO
Jul 3, 2018
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Jun 1, 2018
Brief communication - Opposition proceedings
OPPO
Jun 1, 2018
Communication confirming withdrawal from representation
OPPO
Jun 1, 2018
Communication of amended entries concerning the representative
OPPO
May 18, 2018
(Electronic) Receipt
OPPO
May 18, 2018
Letter accompanying subsequently filed items
OPPO
May 18, 2018
Submission concerning change of applicant's representative
OPPO
May 17, 2018
(Electronic) Receipt
OPPO
May 17, 2018
Letter accompanying subsequently filed items
OPPO
May 17, 2018
Submission concerning change of applicant's representative
OPPO
Mar 6, 2018
Brief communication - Opposition proceedings
OPPO
Mar 6, 2018
Brief communication - Opposition proceedings
OPPO
Feb 28, 2018
Letter regarding the opposition procedure (no time limit)
OPPO
Feb 21, 2018
Communication of a notice of opposition and request to file observations
OPPO
Feb 21, 2018
Notice of further oppositions to opponent(s)
OPPO
Feb 9, 2018
Communication of a notice of opposition - first information to patent proprietor
OPPO
Jan 31, 2018
(Electronic) Receipt
OPPO
Jan 31, 2018
Notice of opposition
OPPO
Jan 31, 2018
Notice of opposition
OPPO
May 3, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Apr 6, 2017
Decision to grant a European patent
Search/Exam
Mar 22, 2017
Filing of the translations of the claims
Search/Exam
Mar 22, 2017
French translation of claims
Search/Exam
Mar 22, 2017
German translation of the claims
Search/Exam
Mar 22, 2017
Payment of fees and costs
Search/Exam
Dec 16, 2016
Bibliographic data of the European patent application
Search/Exam
Dec 16, 2016
Communication about intention to grant a European patent
Search/Exam
Dec 16, 2016
Intention to grant (signatures)
Search/Exam
Dec 16, 2016
Text intended for grant (clean copy)
Search/Exam
Dec 16, 2016
Text intended for grant (version for approval)
Search/Exam
Nov 16, 2016
Examination started
Search/Exam
Mar 30, 2015
CDS Clean up - amended data concerning the representative for the applicant
Search/Exam
Mar 26, 2015
Submission concerning representation
Search/Exam
Nov 29, 2011
Reply to Written Opinion prepared by the EPO
Search/Exam
Jul 28, 2011
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Search/Exam
Jul 27, 2011
Notification on forthcoming publication of bibliographic data
Search/Exam
Jul 6, 2011
Copy of the international preliminary report on patentability
Search/Exam
May 20, 2011
Information on entry into European phase
Search/Exam
May 10, 2011
Amended claims filed after receipt of (European) search report
Search/Exam
May 10, 2011
Amendments received before examination
Search/Exam
May 10, 2011
Request for entry into the European phase
Search/Exam
Aug 4, 2010
Priority document (electronically transmitted)
Search/Exam
Jul 15, 2010
Copy of the international search report
Search/Exam
Jul 15, 2010
Published international application - A1
Search/Exam
Mar 24, 2010
Written opinion of the ISA, boxes No. I to VIII
PCTISA
Mar 24, 2010
Written opinion of the ISA, cover sheet
PCTISA
Mar 24, 2010
Written opinion of the ISA, supplemental box
PCTISA
Feb 2, 2010
Notification of withdrawal of international application or designations
PCTISA
Jan 11, 2010
Abstract
PCTISA
Jan 11, 2010
Claims
PCTISA
Jan 11, 2010
Description
PCTISA

IP Verse