Biodegradable Polyester Composition

Patent No. EP3260496 (titled "Biodegradable Polyester Composition") was filed by Kingfa SCI & Tech on Feb 24, 2017. The application was issued on Sep 25, 2019.

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
NOVAMONT	Jun 25, 2020	MAIWALD
BASF	Jun 24, 2020	MEISSNER BOLTE PARTNERSCHAFT MBB

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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Apr 18, 2024
Decision of the Board of Appeal
Apr 18, 2024
F3032 Notification(s) of the decision
Apr 18, 2024
F3032 Notification(s) of the decision
Apr 18, 2024
F3032 Notification(s) of the decision
Mar 22, 2024
F3345 Forwarding of submissions to parties
Mar 22, 2024
F3345 Forwarding of submissions to parties
Mar 13, 2024
Letter accompanying subsequently filed items
Mar 13, 2024
Request for change of opponent's representative
Mar 1, 2024
Refund of fees
Feb 26, 2024
F3013 Oral Proceedings: Forwarding minutes
Feb 26, 2024
F3013 Oral Proceedings: Forwarding minutes
Feb 26, 2024
F3013 Oral Proceedings: Forwarding minutes
Feb 26, 2024
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Feb 15, 2024
F3345 Forwarding of submissions to parties
Feb 15, 2024
F3345 Forwarding of submissions to parties
Feb 15, 2024
F3345 Forwarding of submissions to parties
Feb 15, 2024
F3345 Forwarding of submissions to parties
Feb 14, 2024
(Electronic) Receipt
Feb 14, 2024
Letter accompanying subsequently filed items
Feb 14, 2024
Letter dealing with oral proceedings during the appeal procedure
Feb 5, 2024
F3345 Forwarding of submissions to parties
Feb 5, 2024
F3345 Forwarding of submissions to parties
Feb 2, 2024
(Electronic) Receipt
Feb 2, 2024
Letter accompanying subsequently filed items
Feb 2, 2024
Letter dealing with oral proceedings during the appeal procedure
Jan 26, 2024
F3018 Oral proceedings: Confirmation interpreters
Jan 26, 2024
F3018 Oral proceedings: Confirmation interpreters
Jan 26, 2024
F3018 Oral proceedings: Confirmation interpreters
Jan 24, 2024
F3345 Forwarding of submissions to parties
Jan 24, 2024
F3345 Forwarding of submissions to parties
Jan 19, 2024
(Electronic) Receipt
Jan 19, 2024
Cited document during appeal procedure
Jan 19, 2024
Letter accompanying subsequently filed items
Jan 19, 2024
Letter dealing with oral proceedings during the appeal procedure
Dec 21, 2023
F3345 Forwarding of submissions to parties
Dec 21, 2023
F3345 Forwarding of submissions to parties
Dec 15, 2023
(Electronic) Receipt
Dec 15, 2023
Letter accompanying subsequently filed items
Dec 15, 2023
Letter dealing with oral proceedings during the appeal procedure
Dec 15, 2023
Non-Patent Literature cited during the appeal procedure
Dec 15, 2023
Non-Patent Literature cited during the appeal procedure
Nov 29, 2023
F3936 Acknowledgement of receipt Board of Appeal
Nov 28, 2023
F3004 Communication of the Registry
Nov 28, 2023
F3004 Communication of the Registry
Nov 28, 2023
F3004 Communication of the Registry
Nov 28, 2023
F3345 Forwarding of submissions to parties
Nov 28, 2023
F3345 Forwarding of submissions to parties
Nov 28, 2023
Oral proceedings: change of venue
Nov 28, 2023
Oral proceedings: change of venue
Nov 28, 2023
Oral proceedings: change of venue
Nov 23, 2023
F3345 Forwarding of submissions to parties
Nov 23, 2023
F3345 Forwarding of submissions to parties
Nov 21, 2023
(Electronic) Receipt
Nov 21, 2023
Letter accompanying subsequently filed items
Nov 21, 2023
Letter dealing with oral proceedings during the appeal procedure
Nov 20, 2023
(Electronic) Receipt
Nov 20, 2023
Amended claims with annotations
Nov 20, 2023
Claims
Nov 20, 2023
Letter accompanying subsequently filed items
Nov 20, 2023
Letter dealing with oral proceedings during the appeal procedure
Oct 10, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 10, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 10, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Sep 21, 2023
Advice of delivery
Sep 20, 2023
Oral proceedings: change of venue
Sep 20, 2023
Oral proceedings: change of venue
Sep 20, 2023
Oral proceedings: change of venue
Jun 5, 2023
F3345 Forwarding of submissions to parties
May 31, 2023
(Electronic) Receipt
May 31, 2023
Letter accompanying subsequently filed items
May 31, 2023
Request for interpreters during oral proceedings
May 9, 2023
F3936 Acknowledgement of receipt Board of Appeal
May 8, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
May 8, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
May 8, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
May 5, 2023
F3014 Oral Proceedings: Order cancelling/postponing
May 4, 2023
F3345 Forwarding of submissions to parties
May 4, 2023
F3345 Forwarding of submissions to parties
May 3, 2023
(Electronic) Receipt
May 3, 2023
Annexes (other than cited documents) regarding appeal procedure
May 3, 2023
Letter accompanying subsequently filed items
May 3, 2023
Oral proceedings: Request for postponement
Apr 28, 2023
F3345 Forwarding of submissions to parties
Apr 28, 2023
F3345 Forwarding of submissions to parties
Apr 26, 2023
(Electronic) Receipt
Apr 26, 2023
Annexes (other than cited documents) regarding appeal procedure
Apr 26, 2023
Letter accompanying subsequently filed items
Apr 26, 2023
Oral proceedings: Request for postponement
Apr 21, 2023
F3936 Acknowledgement of receipt Board of Appeal
Apr 20, 2023
F3004 Communication of the Registry
Apr 20, 2023
F3004 Communication of the Registry
Apr 20, 2023
F3004 Communication of the Registry
Apr 20, 2023
F3011.1 Oral Proceedings: summons
Apr 20, 2023
F3011.1 Oral Proceedings: summons
Apr 20, 2023
F3011.1 Oral Proceedings: summons
Apr 19, 2023
Composition of the board (T)
Apr 19, 2023
F3010 Oral proceedings: order for summons
Mar 15, 2023
F3345 Forwarding of submissions to parties
Mar 15, 2023
F3345 Forwarding of submissions to parties
Mar 10, 2023
(Electronic) Receipt
Mar 10, 2023
Cited document during appeal procedure
Mar 10, 2023
Letter accompanying subsequently filed items
Mar 10, 2023
Letter relating to Appeal Procedure
Sep 23, 2022
F3345 Forwarding of submissions to parties
Sep 23, 2022
F3345 Forwarding of submissions to parties
Sep 19, 2022
(Electronic) Receipt
Sep 19, 2022
Letter accompanying subsequently filed items
Sep 19, 2022
Reply to appeal
May 9, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
May 9, 2022
F3345 Forwarding of submissions to parties
May 9, 2022
F3345 Forwarding of submissions to parties
May 2, 2022
(Electronic) Receipt
May 2, 2022
Cited document during appeal procedure
May 2, 2022
Cited document during appeal procedure
May 2, 2022
Cited document during appeal procedure
May 2, 2022
Letter accompanying subsequently filed items
May 2, 2022
Statement of grounds of appeal
Apr 29, 2022
(Electronic) Receipt
Apr 29, 2022
Cited document during appeal procedure
Apr 29, 2022
Cited document during appeal procedure
Apr 29, 2022
Cited document during appeal procedure
Apr 29, 2022
Cited document during appeal procedure
Apr 29, 2022
Letter accompanying subsequently filed items
Apr 29, 2022
Statement of grounds of appeal
Mar 1, 2022
F3204 Communication of the file number to the parties
Mar 1, 2022
F3204 Communication of the file number to the parties
Mar 1, 2022
F3204 Communication of the file number to the parties
Feb 24, 2022
(Electronic) Receipt
Feb 24, 2022
F3204 Communication of the file number to the parties
Feb 24, 2022
F3204 Communication of the file number to the parties
Feb 24, 2022
F3204 Communication of the file number to the parties
Feb 24, 2022
Letter accompanying subsequently filed items
Feb 24, 2022
Notice of appeal
Feb 21, 2022
(Electronic) Receipt
Feb 21, 2022
Letter accompanying subsequently filed items
Feb 21, 2022
Notice of appeal
Jan 28, 2022
(Electronic) Receipt
Jan 28, 2022
Advice of delivery
Jan 28, 2022
Letter accompanying subsequently filed items
Jan 3, 2022
Advice of delivery
Dec 21, 2021
Annex to the communication - opposition
Dec 21, 2021
Decision of the Opposition Division and instruction
Dec 21, 2021
Decision rejecting the opposition
Dec 21, 2021
Decision rejecting the opposition
Dec 21, 2021
Decision rejecting the opposition
Dec 21, 2021
Grounds for the decision (Annex) - opposition
Dec 21, 2021
Means of redress
Dec 21, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 21, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 21, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 21, 2021
Provision of a copy of the minutes - opposition procedure
Dec 21, 2021
Provision of a copy of the minutes - opposition procedure
Dec 21, 2021
Provision of a copy of the minutes - opposition procedure
Dec 21, 2021
Transmittal of decision / summons - opposition
Dec 21, 2021
Transmittal of decision / summons - opposition
Dec 21, 2021
Transmittal of decision / summons - opposition
Oct 29, 2021
Brief communication - Opposition proceedings
Oct 29, 2021
Brief communication - Opposition proceedings
Oct 29, 2021
Brief communication - Opposition proceedings
Oct 29, 2021
Brief communication - Opposition proceedings
Oct 28, 2021
Information about the result of oral proceedings
Oct 26, 2021
(Electronic) Receipt
Oct 26, 2021
Citation in opposition procedure - 035
Oct 26, 2021
Citation in opposition procedure - 035
Oct 26, 2021
Citation in opposition procedure - 035
Oct 26, 2021
Citation in opposition procedure - 038
Oct 26, 2021
Citation in opposition procedure - 038
Oct 26, 2021
Consolidated list of cited opposition documents
Oct 26, 2021
Letter accompanying subsequently filed items
Oct 26, 2021
Written submission in preparation to/during oral proceedings
Oct 25, 2021
(Electronic) Receipt
Oct 25, 2021
(Electronic) Receipt
Oct 25, 2021
Auxiliary request during Opposition procedure
Oct 25, 2021
Auxiliary request during Opposition procedure
Oct 25, 2021
Auxiliary request during Opposition procedure
Oct 25, 2021
Auxiliary request during Opposition procedure
Oct 25, 2021
Auxiliary request during Opposition procedure - 08
Oct 25, 2021
Auxiliary request during Opposition procedure - 09
Oct 25, 2021
Auxiliary request during Opposition procedure - 10
Oct 25, 2021
Auxiliary request during Opposition procedure - 10
Oct 25, 2021
Brief communication - Opposition proceedings
Oct 25, 2021
Brief communication - Opposition proceedings
Oct 25, 2021
Brief communication - Opposition proceedings
Oct 25, 2021
Letter accompanying subsequently filed items
Oct 25, 2021
Letter accompanying subsequently filed items
Oct 25, 2021
Written submission in preparation to/during oral proceedings
Oct 25, 2021
Written submission in preparation to/during oral proceedings
Oct 20, 2021
(Electronic) Receipt
Oct 20, 2021
(Electronic) Receipt
Oct 20, 2021
Auxiliary request during Opposition procedure
Oct 20, 2021
Auxiliary request during Opposition procedure
Oct 20, 2021
Auxiliary request during Opposition procedure - 08
Oct 20, 2021
Auxiliary request during Opposition procedure - 09
Oct 20, 2021
Citation in opposition procedure - 046
Oct 20, 2021
Citation in opposition procedure - 047
Oct 20, 2021
Citation in opposition procedure - 048
Oct 20, 2021
Letter accompanying subsequently filed items
Oct 20, 2021
Letter accompanying subsequently filed items
Oct 20, 2021
Written submission in preparation to/during oral proceedings
Oct 20, 2021
Written submission in preparation to/during oral proceedings
Sep 2, 2021
Brief communication - Opposition proceedings
Sep 2, 2021
Brief communication - Opposition proceedings
Sep 2, 2021
Brief communication - Opposition proceedings
Aug 31, 2021
Brief communication - Opposition proceedings
Aug 31, 2021
Brief communication - Opposition proceedings
Aug 27, 2021
(Electronic) Receipt
Aug 27, 2021
(Electronic) Receipt
Aug 27, 2021
Citation in opposition procedure - 029
Aug 27, 2021
Citation in opposition procedure - 034
Aug 27, 2021
Citation in opposition procedure - 035
Aug 27, 2021
Citation in opposition procedure - 036
Aug 27, 2021
Citation in opposition procedure - 037
Aug 27, 2021
Citation in opposition procedure - 038
Aug 27, 2021
Citation in opposition procedure - 039
Aug 27, 2021
Citation in opposition procedure - 039
Aug 27, 2021
Citation in opposition procedure - 039
Aug 27, 2021
Citation in opposition procedure - 039
Aug 27, 2021
Citation in opposition procedure - 040
Aug 27, 2021
Citation in opposition procedure - 041
Aug 27, 2021
Citation in opposition procedure - 042
Aug 27, 2021
Citation in opposition procedure - 043
Aug 27, 2021
Citation in opposition procedure - 044
Aug 27, 2021
Citation in opposition procedure - 045
Aug 27, 2021
Letter accompanying subsequently filed items
Aug 27, 2021
Letter accompanying subsequently filed items
Aug 27, 2021
Written submission in preparation to/during oral proceedings
Aug 27, 2021
Written submission in preparation to/during oral proceedings
Aug 25, 2021
(Electronic) Receipt
Aug 25, 2021
Auxiliary request during Opposition procedure
Aug 25, 2021
Auxiliary request during Opposition procedure
Aug 25, 2021
Auxiliary request during Opposition procedure
Aug 25, 2021
Auxiliary request during Opposition procedure
Aug 25, 2021
Auxiliary request during Opposition procedure
Aug 25, 2021
Auxiliary request during Opposition procedure
Aug 25, 2021
Auxiliary request during Opposition procedure
Aug 25, 2021
Auxiliary request during Opposition procedure - 01
Aug 25, 2021
Auxiliary request during Opposition procedure - 02
Aug 25, 2021
Auxiliary request during Opposition procedure - 03
Aug 25, 2021
Auxiliary request during Opposition procedure - 04
Aug 25, 2021
Auxiliary request during Opposition procedure - 05
Aug 25, 2021
Auxiliary request during Opposition procedure - 06
Aug 25, 2021
Auxiliary request during Opposition procedure - 07
Aug 25, 2021
Citation in opposition procedure - 032
Aug 25, 2021
Letter accompanying subsequently filed items
Aug 25, 2021
Written submission in preparation to/during oral proceedings
Aug 24, 2021
(Electronic) Receipt
Aug 24, 2021
Letter accompanying subsequently filed items
Jun 10, 2021
Notification concerning the date of oral proceedings
Jun 10, 2021
Notification concerning the date of oral proceedings
Jun 10, 2021
Notification concerning the date of oral proceedings
May 7, 2021
(Electronic) Receipt
May 7, 2021
Advice of delivery
May 7, 2021
Communication about missing advice of delivery
May 7, 2021
Letter accompanying subsequently filed items
Apr 1, 2021
Advice of delivery
Mar 31, 2021
(Electronic) Receipt
Mar 31, 2021
Letter accompanying subsequently filed items
Mar 29, 2021
Advice of delivery
Mar 29, 2021
Annex to the communication - opposition
Mar 29, 2021
Information concerning oral proceedings
Mar 29, 2021
Summons to attend oral proceedings
Mar 29, 2021
Summons to attend oral proceedings
Mar 29, 2021
Summons to attend oral proceedings
Mar 29, 2021
Transmittal of decision / summons - opposition
Mar 29, 2021
Transmittal of decision / summons - opposition
Mar 29, 2021
Transmittal of decision / summons - opposition
Nov 19, 2020
Brief communication - Opposition proceedings
Nov 19, 2020
Brief communication - Opposition proceedings
Nov 16, 2020
(Electronic) Receipt
Nov 16, 2020
Auxiliary request during Opposition procedure
Nov 16, 2020
Auxiliary request during Opposition procedure
Nov 16, 2020
Auxiliary request during Opposition procedure
Nov 16, 2020
Auxiliary request during Opposition procedure - 01
Nov 16, 2020
Auxiliary request during Opposition procedure - 02
Nov 16, 2020
Auxiliary request during Opposition procedure - 03
Nov 16, 2020
Citation in opposition procedure - 030
Nov 16, 2020
Citation in opposition procedure - 031
Nov 16, 2020
Citation in opposition procedure - 032
Nov 16, 2020
Citation in opposition procedure - 033
Nov 16, 2020
Letter accompanying subsequently filed items
Nov 16, 2020
Reply of the patent proprietor to the notice(s) of opposition
Aug 28, 2020
Brief communication - Opposition proceedings
Aug 28, 2020
Brief communication - Opposition proceedings
Aug 28, 2020
Communication concerning the filing of a power of attorney
Aug 28, 2020
Communication of amended entries concerning the representative
Aug 21, 2020
(Electronic) Receipt
Aug 21, 2020
General authorisation
Aug 21, 2020
Letter accompanying subsequently filed items
Aug 21, 2020
Submission concerning change of proprietor's representative
Jul 7, 2020
Communication of a notice of opposition and request to file observations
Jul 7, 2020
Notice of further oppositions to opponent(s)
Jul 7, 2020
Notice of further oppositions to opponent(s)
Jul 1, 2020
Communication of a notice of opposition - first information to patent proprietor
Jun 25, 2020
(Electronic) Receipt
Jun 25, 2020
Citation in opposition procedure
Jun 25, 2020
Citation in opposition procedure
Jun 25, 2020
Citation in opposition procedure - 013
Jun 25, 2020
Citation in opposition procedure - 014
Jun 25, 2020
Citation in opposition procedure - 015
Jun 25, 2020
Citation in opposition procedure - 016
Jun 25, 2020
Citation in opposition procedure - 017
Jun 25, 2020
Citation in opposition procedure - 018
Jun 25, 2020
Citation in opposition procedure - 019
Jun 25, 2020
Citation in opposition procedure - 020
Jun 25, 2020
Citation in opposition procedure - 021
Jun 25, 2020
Citation in opposition procedure - 022
Jun 25, 2020
Citation in opposition procedure - 023
Jun 25, 2020
Citation in opposition procedure - 024
Jun 25, 2020
Citation in opposition procedure - 025
Jun 25, 2020
Citation in opposition procedure - 026
Jun 25, 2020
Citation in opposition procedure - 027
Jun 25, 2020
Citation in opposition procedure - 028
Jun 25, 2020
Citation in opposition procedure - 029
Jun 25, 2020
Notice of opposition
Jun 25, 2020
Notice of opposition
Jun 24, 2020
(Electronic) Receipt
Jun 24, 2020
Citation in opposition procedure - 001
Jun 24, 2020
Citation in opposition procedure - 002
Jun 24, 2020
Citation in opposition procedure - 003
Jun 24, 2020
Citation in opposition procedure - 004
Jun 24, 2020
Citation in opposition procedure - 005
Jun 24, 2020
Citation in opposition procedure - 006
Jun 24, 2020
Citation in opposition procedure - 007
Jun 24, 2020
Citation in opposition procedure - 008
Jun 24, 2020
Citation in opposition procedure - 009
Jun 24, 2020
Citation in opposition procedure - 010
Jun 24, 2020
Citation in opposition procedure - 011
Jun 24, 2020
Citation in opposition procedure - 012
Jun 24, 2020
Notice of opposition
Jun 24, 2020
Notice of opposition
Oct 7, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 29, 2019
Decision to grant a European patent
Aug 14, 2019
(Electronic) Receipt
Aug 14, 2019
Filing of the translations of the claims
Aug 14, 2019
French translation of claims
Aug 14, 2019
German translation of the claims
May 9, 2019
Bibliographic data of the European patent application
May 9, 2019
Communication about intention to grant a European patent
May 9, 2019
Intention to grant (signatures)
May 9, 2019
Text intended for grant (clean copy)
May 9, 2019
Text intended for grant (version for approval)
Apr 17, 2019
Examination started
Mar 29, 2019
(Electronic) Receipt
Mar 29, 2019
Letter accompanying subsequently filed items
Mar 29, 2019
Priority search results
Mar 29, 2019
Reply to invitation to file a copy of priority search results
Feb 12, 2019
Invitation to file a copy of search results(priority)
Jan 30, 2019
(Electronic) Receipt
Jan 30, 2019
Letter accompanying subsequently filed items
Jan 30, 2019
Maintenance of the application
Dec 18, 2018
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Nov 29, 2018
Communication regarding the transmission of the European search report
Nov 29, 2018
European search opinion
Nov 29, 2018
Information on Search Strategy
Nov 29, 2018
Supplementary European search report
Nov 6, 2018
Search started
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Sep 26, 2018
Copy of the international preliminary report on patentability
Sep 26, 2018
Translation of the international preliminary report on patentability
Aug 13, 2018
Translation of the international preliminary report on patentability
Aug 13, 2018
Transmission of a document (International preliminary examination report)
Jun 14, 2018
Transmission of a document (International preliminary examination report)
Jun 4, 2018
Enquiry with the International Bureau
Mar 27, 2018
Notification of the recording of a change
Nov 29, 2017
Notification of forthcoming publication
Oct 20, 2017
Communication regarding possible amendment of the application/payment of claims fee
Oct 2, 2017
Priority document (electronically transmitted)
Sep 19, 2017
(Electronic) Receipt
Sep 19, 2017
Abstract
Sep 19, 2017
Amended claims filed after receipt of (European) search report
Sep 19, 2017
Amended claims with annotations
Sep 19, 2017
Amended description filed after receipt of (European) search report
Sep 19, 2017
Amended description with annotations
Sep 19, 2017
Claims
Sep 19, 2017
Description
Sep 19, 2017
Matter concerning the application
Sep 19, 2017
Request for entry into the European phase
Sep 14, 2017
Copy of the international search report
Sep 14, 2017
Copy of the translated international search report
Sep 14, 2017
International publication pamphlet

EP3260496

KINGFA SCI & TECH

Application Number: EP17762458A
Filing Date: Feb 24, 2017
Status: Revoked; Apr 23, 2024
Publication Date: Sep 25, 2019
External Links: Slate, Register , Google Patents

IP Verse

Biodegradable Polyester Composition

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP3260496