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The patent EP1979285 was granted to AGC Flat Glass Europe on Jan 2, 2019. The application was filed on Jan 12, 2007 under application number EP07712015A. The patent is currently recorded with a legal status of "Revoked".

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 | Opposition Status |
|---|---|---|---|
| SAINT GOBAIN | Oct 1, 2019 | SAINT GOBAIN RECHERCHE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP0415020 |
| INTERNATIONAL-SEARCH-REPORT | US2002148255 |
| INTERNATIONAL-SEARCH-REPORT | US5443669 |
| INTERNATIONAL-SEARCH-REPORT | WO2005033027 |
| OPPOSITION | CA2137482 |
| OPPOSITION | US4300933 |
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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Jul 9, 2021
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Means of redress
OPPO
Mar 24, 2021
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Feb 5, 2021
Feb 4, 2021
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Dec 17, 2020
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Feb 28, 2020
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Feb 17, 2020
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Oct 18, 2019
Oct 18, 2019
Oct 8, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Oct 1, 2019
Jan 14, 2019
Dec 6, 2018
Decision to grant a European patent
Search/Exam
Nov 20, 2018
(Electronic) Receipt
Search/Exam
Nov 20, 2018
English translation of the claims
Search/Exam
Nov 20, 2018
German translation of the claims
Search/Exam
Nov 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 20, 2018
Jul 20, 2018
Jul 20, 2018
Intention to grant (signatures)
Search/Exam
Jul 20, 2018
Text intended for grant (clean copy)
Search/Exam
Jul 20, 2018
Jul 17, 2018
Annex to a communication
Search/Exam
Jul 17, 2018
Annex to the communication
Search/Exam
Jul 17, 2018
Jul 17, 2018
Jul 17, 2018
Jul 17, 2018
Jul 9, 2018
Advice of delivery
Search/Exam
Jul 2, 2018
(Electronic) Receipt
Search/Exam
Jul 2, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 2, 2018
Letter dealing with oral proceedings
Search/Exam
Jul 2, 2018
Jun 18, 2018
Advice of delivery
Search/Exam
Jun 12, 2018
Acknowledgement of a document
Search/Exam
Jun 12, 2018
Jun 12, 2018
Summons to attend oral proceedings
Search/Exam
Jun 4, 2018
(Electronic) Receipt
Search/Exam
Jun 4, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 4, 2018
Jun 4, 2018
Feb 28, 2018
Advice of delivery
Search/Exam
Feb 19, 2018
Advice of delivery
Search/Exam
Feb 15, 2018
Acknowledgement of a document
Search/Exam
Feb 15, 2018
Annex to the communication
Search/Exam
Feb 15, 2018
Summons to attend oral proceedings
Search/Exam
Feb 6, 2018
Preparation for oral proceedings
Search/Exam
Nov 22, 2017
Nov 22, 2017
Mar 13, 2017
Amended claims with annotations
Search/Exam
Mar 13, 2017
Claims
Search/Exam
Mar 13, 2017
Nov 7, 2016
Annex to the communication
Search/Exam
Nov 7, 2016
Communication from the Examining Division
Search/Exam
Mar 31, 2014
Mar 31, 2014
Mar 26, 2014
Mar 20, 2014
Mar 20, 2014
Submission concerning representation
Search/Exam
Jun 4, 2010
May 26, 2010
May 29, 2009
Claims
Search/Exam
May 29, 2009
Feb 9, 2009
Annex to the communication
Search/Exam
Feb 9, 2009
Communication from the Examining Division
Search/Exam
Sep 17, 2008
Sep 5, 2008
Aug 4, 2008
Jul 16, 2008
(Electronic) Receipt
Search/Exam
Jul 16, 2008
Request for entry into the European phase
Search/Exam
May 26, 2008
Information on entry into European phase
Search/Exam
May 23, 2008
Nov 8, 2007
Nov 8, 2007
Nov 8, 2007
Notification of the recording of a change
Search/Exam
Nov 8, 2007
Notification of the recording of a change
Search/Exam
Jul 19, 2007
Copy of the international search report
Search/Exam
Jul 19, 2007
Copy of the international search report
Search/Exam
Jul 19, 2007
Published international application - A1
Search/Exam
Jan 12, 2007
Abstract
PCTRO
Jan 12, 2007
Claims
PCTRO
Jan 12, 2007
Description
PCTRO
Jan 12, 2007
Drawings
PCTRO