Perovskite Material Layer Processing

Patent No. EP3320571 (titled "Perovskite Material Layer Processing") was filed by HEE Solar on Jul 6, 2016. The application was issued on Sep 2, 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
DE CLERCQ & PARTNERS	May 31, 2021	THE ASSET PARTNERSHIP

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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Feb 20, 2025
Decision of the Board of Appeal
Feb 20, 2025
F3032 Notification(s) of the decision
Feb 20, 2025
F3032 Notification(s) of the decision
Jan 16, 2025
F3013 Oral Proceedings: Forwarding minutes
Jan 16, 2025
F3013 Oral Proceedings: Forwarding minutes
Jan 16, 2025
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Jan 8, 2025
F3345 Forwarding of submissions to parties
Jan 7, 2025
(Electronic) Receipt
Jan 7, 2025
Annexes (other than cited documents) regarding appeal procedure
Jan 7, 2025
Letter accompanying subsequently filed items
Jan 7, 2025
Letter dealing with oral proceedings during the appeal procedure
Nov 27, 2024
F3345 Forwarding of submissions to parties
Nov 21, 2024
(Electronic) Receipt
Nov 21, 2024
Letter accompanying subsequently filed items
Nov 21, 2024
Letter relating to Appeal Procedure
Nov 14, 2024
F3345 Forwarding of submissions to parties
Nov 8, 2024
(Electronic) Receipt
Nov 8, 2024
Amended claims with annotations
Nov 8, 2024
Amended claims with annotations
Nov 8, 2024
Amended claims with annotations
Nov 8, 2024
Amended claims with annotations
Nov 8, 2024
Amended claims with annotations
Nov 8, 2024
Amended claims with annotations
Nov 8, 2024
Amended claims with annotations
Nov 8, 2024
Amended claims with annotations
Nov 8, 2024
Claims
Nov 8, 2024
Claims
Nov 8, 2024
Claims
Nov 8, 2024
Claims
Nov 8, 2024
Claims
Nov 8, 2024
Claims
Nov 8, 2024
Claims
Nov 8, 2024
Claims
Nov 8, 2024
Letter accompanying subsequently filed items
Nov 8, 2024
Letter relating to Appeal Procedure
Nov 8, 2024
Non-Patent Literature cited during the appeal procedure
Oct 29, 2024
F3345 Forwarding of submissions to parties
Oct 25, 2024
(Electronic) Receipt
Oct 25, 2024
Letter accompanying subsequently filed items
Oct 25, 2024
Letter dealing with oral proceedings during the appeal procedure
Oct 18, 2024
F3345 Forwarding of submissions to parties
Oct 16, 2024
Communication of amended entries in the Register of European Patents
Oct 16, 2024
Communication of amended entries in the Register of European Patents
Oct 16, 2024
F3345 Forwarding of submissions to parties
Oct 15, 2024
(Electronic) Receipt
Oct 15, 2024
Letter accompanying subsequently filed items
Oct 15, 2024
Request for change of opponent's representative
Oct 14, 2024
(Electronic) Receipt
Oct 14, 2024
Authorisation
Oct 14, 2024
Letter accompanying subsequently filed items
Oct 14, 2024
Request concerning representative opponent
Sep 30, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Sep 30, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 15, 2024
F3011.2 Oral Proceedings: Summons VICO
Apr 15, 2024
F3011.2 Oral Proceedings: Summons VICO
Apr 10, 2024
F3010 Oral proceedings: order for summons
Mar 11, 2024
F3345 Forwarding of submissions to parties
Mar 5, 2024
(Electronic) Receipt
Mar 5, 2024
Citation in appeal procedure - 039
Mar 5, 2024
Citation in appeal procedure - 040
Mar 5, 2024
Letter accompanying subsequently filed items
Mar 5, 2024
Letter relating to Appeal Procedure
Oct 19, 2023
F3345 Forwarding of submissions to parties
Oct 11, 2023
(Electronic) Receipt
Oct 11, 2023
Amended claims with annotations
Oct 11, 2023
Amended claims with annotations
Oct 11, 2023
Amended claims with annotations
Oct 11, 2023
Amended claims with annotations
Oct 11, 2023
Amended claims with annotations
Oct 11, 2023
Amended claims with annotations
Oct 11, 2023
Amended claims with annotations
Oct 11, 2023
Amended claims with annotations
Oct 11, 2023
Amended claims with annotations
Oct 11, 2023
Amended claims with annotations
Oct 11, 2023
Amended claims with annotations
Oct 11, 2023
Amended claims with annotations
Oct 11, 2023
Annexes (other than cited documents) regarding appeal procedure
Oct 11, 2023
Auxiliary request during appeals procedure - 01
Oct 11, 2023
Auxiliary request during appeals procedure - 02
Oct 11, 2023
Auxiliary request during appeals procedure - 04
Oct 11, 2023
Auxiliary request during appeals procedure - 05
Oct 11, 2023
Auxiliary request during appeals procedure - 06
Oct 11, 2023
Auxiliary request during appeals procedure - 07
Oct 11, 2023
Auxiliary request during appeals procedure - 08
Oct 11, 2023
Auxiliary request during appeals procedure - 09
Oct 11, 2023
Auxiliary request during appeals procedure - 10
Oct 11, 2023
Auxiliary request during appeals procedure - 11
Oct 11, 2023
Citation in appeal procedure - 033
Oct 11, 2023
Citation in appeal procedure - 034
Oct 11, 2023
Citation in appeal procedure - 035
Oct 11, 2023
Citation in appeal procedure - 036
Oct 11, 2023
Citation in appeal procedure - 037
Oct 11, 2023
Citation in appeal procedure - 038
Oct 11, 2023
Letter accompanying subsequently filed items
Oct 11, 2023
Main request during appeals procedure
Oct 11, 2023
Reply to appeal
Jun 1, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
May 28, 2023
Composition of the board (T)
May 25, 2023
(Electronic) Receipt
May 25, 2023
Citation in appeal procedure - 026
May 25, 2023
Citation in appeal procedure - 027
May 25, 2023
Citation in appeal procedure - 028
May 25, 2023
Citation in appeal procedure - 029
May 25, 2023
Citation in appeal procedure - 029
May 25, 2023
Citation in appeal procedure - 029
May 25, 2023
Citation in appeal procedure - 030
May 25, 2023
Citation in appeal procedure - 031
May 25, 2023
Citation in appeal procedure - 032
May 25, 2023
Letter accompanying subsequently filed items
May 25, 2023
Statement of grounds of appeal
Mar 17, 2023
F3204 Communication of the file number to the parties
Mar 17, 2023
F3204 Communication of the file number to the parties
Mar 13, 2023
(Electronic) Receipt
Mar 13, 2023
Letter accompanying subsequently filed items
Mar 13, 2023
Notice of appeal
Jan 18, 2023
(Electronic) Receipt
Jan 18, 2023
Advice of delivery
Jan 18, 2023
Letter accompanying subsequently filed items
Jan 16, 2023
(Electronic) Receipt
Jan 16, 2023
Advice of delivery
Jan 16, 2023
Annex to the communication - opposition
Jan 16, 2023
Decision of the Opposition Division and instruction
Jan 16, 2023
Druckexemplar in opposition procedure
Jan 16, 2023
Grounds for the decision (Annex) - opposition
Jan 16, 2023
Interlocutory decision in opposition proceedings
Jan 16, 2023
Interlocutory decision in opposition proceedings
Jan 16, 2023
Letter accompanying subsequently filed items
Jan 16, 2023
Means of redress
Jan 16, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 16, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 16, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 16, 2023
Provision of a copy of the minutes - opposition procedure
Jan 16, 2023
Provision of a copy of the minutes - opposition procedure
Jan 16, 2023
Scanned annex to a communication - opposition procedure
Jan 16, 2023
Transmittal of decision / summons - opposition
Jan 16, 2023
Transmittal of decision / summons - opposition
Nov 30, 2022
Brief communication - Opposition proceedings
Nov 30, 2022
Information about the result of oral proceedings
Nov 29, 2022
(Electronic) Receipt
Nov 29, 2022
Auxiliary request during Opposition procedure
Nov 29, 2022
Auxiliary request during Opposition procedure
Nov 29, 2022
Auxiliary request during Opposition procedure
Nov 29, 2022
Auxiliary request during Opposition procedure
Nov 29, 2022
Auxiliary request during Opposition procedure
Nov 29, 2022
Auxiliary request during Opposition procedure
Nov 29, 2022
Auxiliary request during Opposition procedure - 12
Nov 29, 2022
Auxiliary request during Opposition procedure - 13
Nov 29, 2022
Auxiliary request during Opposition procedure - 14
Nov 29, 2022
Auxiliary request during Opposition procedure - 15
Nov 29, 2022
Auxiliary request during Opposition procedure - 16
Nov 29, 2022
Auxiliary request during Opposition procedure - 17
Nov 29, 2022
Citation in opposition procedure - 025
Nov 29, 2022
Consolidated list of cited opposition documents
Nov 29, 2022
Letter accompanying subsequently filed items
Nov 29, 2022
Written submission in preparation to/during oral proceedings
Nov 25, 2022
Brief communication - Opposition proceedings
Nov 23, 2022
(Electronic) Receipt
Nov 22, 2022
Brief communication - Opposition proceedings
Nov 17, 2022
(Electronic) Receipt
Nov 17, 2022
Citation in opposition procedure - 021
Nov 17, 2022
Citation in opposition procedure - 022
Nov 17, 2022
Citation in opposition procedure - 023
Nov 17, 2022
Citation in opposition procedure - 023
Nov 17, 2022
Citation in opposition procedure - 024
Nov 17, 2022
Letter accompanying subsequently filed items
Nov 17, 2022
Written submission in preparation to/during oral proceedings
Oct 7, 2022
Brief communication - Opposition proceedings
Oct 7, 2022
Brief communication - Opposition proceedings
Oct 4, 2022
(Electronic) Receipt
Oct 4, 2022
(Electronic) Receipt
Oct 4, 2022
Any annexes (other than citation) to an opposition letter
Oct 4, 2022
Any annexes (other than citation) to an opposition letter
Oct 4, 2022
Letter accompanying subsequently filed items
Oct 4, 2022
Letter accompanying subsequently filed items
Oct 3, 2022
(Electronic) Receipt
Oct 3, 2022
Citation in opposition procedure - 020
Oct 3, 2022
Letter accompanying subsequently filed items
Oct 3, 2022
Written submission in preparation to/during oral proceedings
Sep 30, 2022
(Electronic) Receipt
Sep 30, 2022
(Electronic) Receipt
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure - 01
Sep 30, 2022
Auxiliary request during Opposition procedure - 02
Sep 30, 2022
Auxiliary request during Opposition procedure - 03
Sep 30, 2022
Auxiliary request during Opposition procedure - 04
Sep 30, 2022
Auxiliary request during Opposition procedure - 05
Sep 30, 2022
Auxiliary request during Opposition procedure - 06
Sep 30, 2022
Auxiliary request during Opposition procedure - 07
Sep 30, 2022
Auxiliary request during Opposition procedure - 08
Sep 30, 2022
Auxiliary request during Opposition procedure - 09
Sep 30, 2022
Auxiliary request during Opposition procedure - 10
Sep 30, 2022
Auxiliary request during Opposition procedure - 11
Sep 30, 2022
Letter accompanying subsequently filed items
Sep 30, 2022
Letter accompanying subsequently filed items
Sep 30, 2022
Main request during Opposition procedure
Sep 30, 2022
Written submission in preparation to/during oral proceedings
Sep 30, 2022
Written submission in preparation to/during oral proceedings
Sep 27, 2022
Brief communication - Opposition proceedings
Sep 26, 2022
Brief communication - Opposition proceedings
Sep 22, 2022
(Electronic) Receipt
Sep 22, 2022
Letter accompanying subsequently filed items
Sep 22, 2022
Written submission in preparation to/during oral proceedings
Sep 21, 2022
(Electronic) Receipt
Sep 21, 2022
Request for interpreters during oral proceedings
May 4, 2022
Notification concerning the date of oral proceedings
May 4, 2022
Notification concerning the date of oral proceedings
Apr 1, 2022
(Electronic) Receipt
Apr 1, 2022
Advice of delivery
Mar 25, 2022
(Electronic) Receipt
Mar 25, 2022
Advice of delivery
Mar 25, 2022
Annex to the communication - opposition
Mar 25, 2022
Information concerning oral proceedings
Mar 25, 2022
Letter accompanying subsequently filed items
Mar 25, 2022
Summons to attend oral proceedings
Mar 25, 2022
Summons to attend oral proceedings
Mar 25, 2022
Transmittal of decision / summons - opposition
Mar 25, 2022
Transmittal of decision / summons - opposition
Mar 15, 2022
Brief communication - Opposition proceedings
Mar 8, 2022
(Electronic) Receipt
Mar 8, 2022
Request for interpreters during oral proceedings
Mar 8, 2022
Written submission in preparation to/during oral proceedings
Dec 23, 2021
Brief communication - Opposition proceedings
Dec 16, 2021
(Electronic) Receipt
Dec 16, 2021
Citation in opposition procedure - 013
Dec 16, 2021
Letter accompanying subsequently filed items
Dec 16, 2021
Letter regarding the opposition procedure (no time limit)
Nov 4, 2021
Brief communication - Opposition proceedings
Oct 27, 2021
(Electronic) Receipt
Oct 27, 2021
Any annexes (other than citation) to an opposition letter
Oct 27, 2021
Any annexes (other than citation) to an opposition letter
Oct 27, 2021
Auxiliary request during Opposition procedure
Oct 27, 2021
Auxiliary request during Opposition procedure
Oct 27, 2021
Auxiliary request during Opposition procedure
Oct 27, 2021
Auxiliary request during Opposition procedure
Oct 27, 2021
Auxiliary request during Opposition procedure
Oct 27, 2021
Auxiliary request during Opposition procedure
Oct 27, 2021
Auxiliary request during Opposition procedure
Oct 27, 2021
Auxiliary request during Opposition procedure
Oct 27, 2021
Auxiliary request during Opposition procedure
Oct 27, 2021
Auxiliary request during Opposition procedure - 01
Oct 27, 2021
Auxiliary request during Opposition procedure - 02
Oct 27, 2021
Auxiliary request during Opposition procedure - 03
Oct 27, 2021
Auxiliary request during Opposition procedure - 04
Oct 27, 2021
Auxiliary request during Opposition procedure - 05
Oct 27, 2021
Auxiliary request during Opposition procedure - 06
Oct 27, 2021
Auxiliary request during Opposition procedure - 07
Oct 27, 2021
Auxiliary request during Opposition procedure - 08
Oct 27, 2021
Auxiliary request during Opposition procedure - 09
Oct 27, 2021
Brief communication - Opposition proceedings
Oct 27, 2021
Brief communication - Opposition proceedings
Oct 27, 2021
Citation in opposition procedure - 007
Oct 27, 2021
Citation in opposition procedure - 007
Oct 27, 2021
Citation in opposition procedure - 011
Oct 27, 2021
Citation in opposition procedure - 012
Oct 27, 2021
Citation in opposition procedure - 012
Oct 27, 2021
Citation in opposition procedure - 012
Oct 27, 2021
Citation in opposition procedure - 012
Oct 27, 2021
Citation in opposition procedure - 012
Oct 27, 2021
Letter accompanying subsequently filed items
Oct 27, 2021
Main request during Opposition procedure
Oct 27, 2021
Reply of the patent proprietor to the notice(s) of opposition
Oct 26, 2021
Rejection of request for extension of time limit
Oct 19, 2021
(Electronic) Receipt
Oct 19, 2021
Letter accompanying subsequently filed items
Oct 19, 2021
Request for extension of time limit
Jun 17, 2021
Communication of a notice of opposition and request to file observations
Jun 17, 2021
Notice of further oppositions to opponent(s)
Jun 14, 2021
Communication of a notice of opposition - first information to patent proprietor
May 31, 2021
(Electronic) Receipt
May 31, 2021
Citation in opposition procedure - 001
May 31, 2021
Citation in opposition procedure - 001
May 31, 2021
Citation in opposition procedure - 002
May 31, 2021
Citation in opposition procedure - 002
May 31, 2021
Citation in opposition procedure - 003
May 31, 2021
Citation in opposition procedure - 003
May 31, 2021
Citation in opposition procedure - 004
May 31, 2021
Citation in opposition procedure - 004
May 31, 2021
Citation in opposition procedure - 005
May 31, 2021
Citation in opposition procedure - 005
May 31, 2021
Citation in opposition procedure - 006
May 31, 2021
Citation in opposition procedure - 006
May 31, 2021
Citation in opposition procedure - 007
May 31, 2021
Citation in opposition procedure - 007
May 31, 2021
Citation in opposition procedure - 008
May 31, 2021
Citation in opposition procedure - 008
May 31, 2021
Citation in opposition procedure - 009
May 31, 2021
Citation in opposition procedure - 010
May 31, 2021
Notice of opposition
May 31, 2021
Notice of opposition
Sep 14, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 6, 2020
Decision to grant a European patent
Jul 7, 2020
Communication of the registration of a transfer or change of name and/or address
Jul 1, 2020
(Electronic) Receipt
Jul 1, 2020
Annexes in respect of a client data request
Jul 1, 2020
Filing of the translations of the claims
Jul 1, 2020
French translation of claims
Jul 1, 2020
German translation of the claims
Jul 1, 2020
Letter accompanying subsequently filed items
Mar 5, 2020
Bibliographic data of the European patent application
Mar 5, 2020
Communication about intention to grant a European patent
Mar 5, 2020
Intention to grant (signatures)
Mar 5, 2020
Text intended for grant (clean copy)
Mar 5, 2020
Text intended for grant (version for approval)
Feb 26, 2020
Bibliographic data of the European patent application
Jan 6, 2020
(Electronic) Receipt
Jan 6, 2020
Amended description with annotations
Jan 6, 2020
Description
Jan 6, 2020
Letter accompanying subsequently filed items
Jan 6, 2020
Reply to communication from the Examining Division
Nov 22, 2019
Transmittal of third party observations to applicant
Nov 18, 2019
Acknowledgement of receipt of third party observations
Nov 15, 2019
Observations by third parties
Sep 9, 2019
Annex to the communication
Sep 9, 2019
Communication from the Examining Division
Aug 29, 2019
Examination started
Jun 11, 2019
(Electronic) Receipt
Jun 11, 2019
Amended claims filed after receipt of (European) search report
Jun 11, 2019
Amended claims with annotations
Jun 11, 2019
Amended description filed after receipt of (European) search report
Jun 11, 2019
Amended description with annotations
Jun 11, 2019
Amendments received before examination
Jun 11, 2019
Letter accompanying subsequently filed items
Dec 7, 2018
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Nov 20, 2018
Communication regarding the transmission of the European search report
Nov 20, 2018
European search opinion
Nov 20, 2018
Information on Search Strategy
Nov 20, 2018
Supplementary European search report
Nov 8, 2018
Search started
Jul 13, 2018
(Electronic) Receipt
Jul 13, 2018
Letter accompanying subsequently filed items
Jul 13, 2018
Matter concerning the application
May 30, 2018
Communication for party to proceedings/third party
May 4, 2018
(Electronic) Receipt
May 4, 2018
Amended claims filed after receipt of (European) search report
May 4, 2018
Amended claims with annotations
May 4, 2018
Amendments received before examination
May 4, 2018
Letter accompanying subsequently filed items
Apr 18, 2018
Notification on forthcoming publication of bibliographic data
Apr 10, 2018
Invitation to indicate correct address of inventor
Mar 29, 2018
Letter which had not been notified
Feb 20, 2018
Communication of amended entries concerning the representative
Feb 16, 2018
Communication regarding possible amendment of the application/payment of claims fee
Feb 16, 2018
Communication to designated inventor
Feb 16, 2018
Communication to designated inventor
Feb 16, 2018
Communication to designated inventor
Feb 14, 2018
Submission concerning change of applicant's representative
Jan 30, 2018
Copy of the international preliminary report on patentability
Jan 16, 2018
Notification of the recording of a change
Jan 3, 2018
(Electronic) Receipt
Jan 3, 2018
Request for entry into the European phase
Nov 24, 2017
Information on entry into European phase
Feb 7, 2017
Priority document (electronically transmitted)
Jan 19, 2017
Copy of the international search report
Jan 19, 2017
Published international application - A1

EP3320571

HEE SOLAR

Application Number: EP16824904A
Filing Date: Jul 6, 2016
Status: Revoked; Feb 25, 2025
Publication Date: Sep 2, 2020
External Links: Slate, Register , Google Patents

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Perovskite Material Layer Processing

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Dossier Documents

EP3320571