A Conductive Paste Containing Lead-Free Glass Frit

Patent No. EP3032547 (titled "A Conductive Paste Containing Lead-Free Glass Frit") was filed by Giga Solar Materials on Nov 12, 2015. The application was issued on Jul 8, 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
HERAEUS DEUTSCHLAND	Mar 27, 2018	HERAEUS

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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Jun 12, 2020
Decision to maintain the European patent in amended form
Jun 12, 2020
Decision to maintain the European patent in amended form
Jun 5, 2020
Termination of the opposition proceedings with maintenance of patent
May 28, 2020
(Electronic) Receipt
May 28, 2020
Filing of the translation of the amended claims
May 28, 2020
French translation of claims
May 28, 2020
German translation of the claims
May 28, 2020
Letter accompanying subsequently filed items
May 25, 2020
Document concerning representation
Mar 12, 2020
Communication of bibliographic data
Mar 12, 2020
Communication to opponent concerning maintenance
Mar 12, 2020
Communication with request to file translations
Mar 5, 2020
Maintenance of the patent with the documents specified in the final decision
Nov 27, 2019
Advice of delivery
Nov 13, 2019
Advice of delivery
Oct 28, 2019
Advice of delivery
Oct 22, 2019
Advice of delivery
Oct 18, 2019
Acknowledgement of a document
Oct 18, 2019
Acknowledgement of a document
Oct 18, 2019
Annex to the communication - opposition
Oct 18, 2019
Decision of the Opposition Division and instruction
Oct 18, 2019
Druckexemplar in opposition procedure
Oct 18, 2019
Grounds for the decision (Annex) - opposition
Oct 18, 2019
Interlocutory decision in opposition proceedings
Oct 18, 2019
Internal form - Opposition/addressees
Oct 18, 2019
Internal form - Opposition/addressees
Oct 18, 2019
Means of redress
Oct 18, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 18, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 18, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 18, 2019
Provision of a copy of the minutes - opposition procedure
Oct 18, 2019
Scanned annex to a communication - opposition procedure
Sep 20, 2019
Brief communication - Opposition proceedings
Sep 20, 2019
Brief communication - Opposition proceedings
Sep 18, 2019
Information about the result of oral proceedings
Sep 16, 2019
Written submission in preparation to/during oral proceedings
Aug 13, 2019
Brief communication - Opposition proceedings
Aug 7, 2019
Request for interpreters during oral proceedings
Jul 8, 2019
Brief communication - Opposition proceedings
Jul 5, 2019
Brief communication - Opposition proceedings
Jul 3, 2019
(Electronic) Receipt
Jul 3, 2019
Note on telephone consultation
Jul 3, 2019
Request for interpreters during oral proceedings
Jul 2, 2019
(Electronic) Receipt
Jul 2, 2019
Letter accompanying subsequently filed items
Jul 2, 2019
Written submission in preparation to/during oral proceedings
Jan 29, 2019
Advice of delivery
Jan 25, 2019
Brief communication - Opposition proceedings
Jan 25, 2019
Brief communication - Opposition proceedings
Jan 25, 2019
Information concerning oral proceedings
Jan 24, 2019
Brief communication - Opposition proceedings
Jan 18, 2019
Advice of delivery
Jan 16, 2019
(Electronic) Receipt
Jan 16, 2019
Letter accompanying subsequently filed items
Jan 16, 2019
Patent document cited during the opposition procedure
Jan 16, 2019
Translation of the evidence during Opposition procedure
Jan 16, 2019
Written submission in preparation to/during oral proceedings
Dec 17, 2018
Advice of delivery
Dec 14, 2018
Advice of delivery
Dec 11, 2018
Acknowledgement of a document
Dec 11, 2018
Acknowledgement of a document
Dec 11, 2018
Annex to the communication - opposition
Dec 11, 2018
Summons to attend oral proceedings
Dec 11, 2018
Summons to attend oral proceedings
Aug 20, 2018
Brief communication - Opposition proceedings
Aug 2, 2018
(Electronic) Receipt
Aug 2, 2018
Amended claims with annotations
Aug 2, 2018
Amended claims with annotations
Aug 2, 2018
Claims
Aug 2, 2018
Claims
Aug 2, 2018
Letter accompanying subsequently filed items
Aug 2, 2018
Reply of the patent proprietor to the notice(s) of opposition
Apr 17, 2018
Communication of a notice of opposition and request to file observations
Apr 17, 2018
Notice of further oppositions to opponent(s)
Apr 4, 2018
Communication of a notice of opposition - first information to patent proprietor
Mar 27, 2018
(Electronic) Receipt
Mar 27, 2018
Non-patent literature cited during the opposition procedure
Mar 27, 2018
Notice of opposition
Mar 27, 2018
Notice of opposition
Mar 27, 2018
Patent document cited during the opposition procedure
Mar 27, 2018
Patent document cited during the opposition procedure
Mar 27, 2018
Patent document cited during the opposition procedure
Mar 27, 2018
Patent document cited during the opposition procedure
Mar 27, 2018
Patent document cited during the opposition procedure
Mar 27, 2018
Patent document cited during the opposition procedure
Mar 27, 2018
Patent document cited during the opposition procedure
Mar 27, 2018
Patent document cited during the opposition procedure
Mar 27, 2018
Translation of the evidence during Opposition procedure
Mar 27, 2018
Translation of the evidence during Opposition procedure
Jun 28, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 1, 2017
Decision to grant a European patent
May 17, 2017
(Electronic) Receipt
May 17, 2017
Filing of the translations of the claims
May 17, 2017
French translation of claims
May 17, 2017
German translation of the claims
May 17, 2017
Letter accompanying subsequently filed items
Jan 17, 2017
Bibliographic data of the European patent application
Jan 17, 2017
Communication about intention to grant a European patent
Jan 17, 2017
Intention to grant (signatures)
Jan 17, 2017
Text intended for grant (clean copy)
Jan 17, 2017
Text intended for grant (version for approval)
Jan 2, 2017
Annex to the communication
Jan 2, 2017
Consultation by telephone/in person
Jan 2, 2017
Result of consultation by telephone/in person
Dec 20, 2016
Examination started
Nov 29, 2016
(Electronic) Receipt
Nov 29, 2016
Amended claims filed after receipt of (European) search report
Nov 29, 2016
Amended claims with annotations
Nov 29, 2016
Amendments received before examination
Nov 29, 2016
Letter accompanying subsequently filed items
Jun 20, 2016
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
May 19, 2016
Notification of forthcoming publication
Apr 8, 2016
Communication regarding the transmission of the European search report
Apr 8, 2016
European search opinion
Apr 8, 2016
European search report
Apr 8, 2016
Information on Search Strategy
Mar 29, 2016
Search started
Feb 11, 2016
Invitation to indicate correct address of inventor
Feb 11, 2016
Invitation to indicate correct address of inventor
Feb 4, 2016
Letter which had not been notified
Feb 4, 2016
Letter which had not been notified
Jan 7, 2016
Communication to designated inventor
Jan 7, 2016
Communication to designated inventor
Jan 7, 2016
Communication to designated inventor
Nov 27, 2015
(Electronic) Receipt
Nov 27, 2015
Letter accompanying subsequently filed items
Nov 27, 2015
Matter concerning the application
Nov 27, 2015
Priority search results
Nov 12, 2015
Abstract
Nov 12, 2015
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Nov 12, 2015
Claims
Nov 12, 2015
Description
Nov 12, 2015
Designation of inventor
Nov 12, 2015
Letter concerning the priority
Nov 12, 2015
Priority document
Nov 12, 2015
Request for grant of a European patent

EP3032547

GIGA SOLAR MATERIALS

Application Number: EP15194273A
Filing Date: Nov 12, 2015
Status: Patent Maintained As Amended; Jun 5, 2020
Publication Date: Jul 8, 2020
External Links: Slate, Register , Google Patents

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A Conductive Paste Containing Lead-Free Glass Frit

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Dossier Documents

EP3032547