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The patent EP1901842 was granted to Saint Gobain on Oct 30, 2019. The application was filed on Jun 6, 2006 under application number EP06772283A. 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 |
|---|---|---|---|
| SCIENTIFIC DESIGN | Apr 30, 2020 | HOEFER & PARTNER PATENTANWALTE MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US5057481 |
| EXAMINATION | US5733842 |
| INTERNATIONAL-SEARCH-REPORT | EP0496470 |
| INTERNATIONAL-SEARCH-REPORT | US2003162984 |
| INTERNATIONAL-SEARCH-REPORT | US4908343 |
| INTERNATIONAL-SEARCH-REPORT | US4994589 |
| INTERNATIONAL-SEARCH-REPORT | WO2004039497 |
| OPPOSITION | EP0266015 |
| OPPOSITION | EP0393785 |
| OPPOSITION | EP0480538 |
| OPPOSITION | US2003162655 |
| OPPOSITION | US2003162984 |
| OPPOSITION | US4908343 |
| OPPOSITION | US5057481 |
| OPPOSITION | US5100859 |
| OPPOSITION | US5733842 |
| OPPOSITION | WO2006133187 |
| OPPOSITION | WO9501837 |
| OTHER | JP2001213665 |
| OTHER | JP3313164B |
| OTHER | JPS57171435 |
| OTHER | JPS57171435K |
| OTHER | US2003162984 |
| OTHER | US4994589 |
| OTHER | US5057481 |
| OTHER | US5100859 |
| OTHER | WO9608309 |
| OTHER | WO9740932 |
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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Dec 14, 2022
Dec 9, 2022
Advice of delivery
Search/Exam
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Oct 24, 2022
Oct 21, 2022
(Electronic) Receipt
Appeal
Oct 21, 2022
Oct 21, 2022
Oct 21, 2022
Oct 19, 2022
Oct 19, 2022
Oct 17, 2022
Oct 14, 2022
Oct 13, 2022
(Electronic) Receipt
Appeal
Oct 13, 2022
Oct 13, 2022
Oct 10, 2022
(Electronic) Receipt
Appeal
Oct 10, 2022
Oct 10, 2022
Oct 10, 2022
Oct 10, 2022
Oct 6, 2022
(Electronic) Receipt
Appeal
Oct 6, 2022
Oct 6, 2022
Oct 6, 2022
Oct 5, 2022
Advice of delivery
Appeal
Sep 29, 2022
Sep 29, 2022
Sep 29, 2022
Sep 29, 2022
Sep 27, 2022
Sep 22, 2022
(Electronic) Receipt
Appeal
Sep 22, 2022
Sep 22, 2022
Sep 22, 2022
Jul 4, 2022
Jul 4, 2022
Dec 23, 2021
Advice of delivery
Appeal
Dec 14, 2021
Dec 14, 2021
Dec 9, 2021
Dec 9, 2021
Nov 30, 2021
Nov 25, 2021
(Electronic) Receipt
Appeal
Nov 25, 2021
Nov 25, 2021
Nov 25, 2021
Nov 25, 2021
Nov 25, 2021
Reply to appeal
Appeal
Nov 17, 2021
Oct 5, 2021
Jul 15, 2021
Jul 9, 2021
(Electronic) Receipt
Appeal
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
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Jul 9, 2021
Jul 9, 2021
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Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
May 10, 2021
May 10, 2021
May 10, 2021
May 6, 2021
May 6, 2021
May 4, 2021
(Electronic) Receipt
Appeal
May 4, 2021
May 4, 2021
May 3, 2021
(Electronic) Receipt
Appeal
May 3, 2021
May 3, 2021
Apr 29, 2021
(Electronic) Receipt
Appeal
Apr 29, 2021
Apr 29, 2021
Notice of appeal
Appeal
Mar 4, 2021
Mar 3, 2021
Mar 1, 2021
Mar 1, 2021
Mar 1, 2021
Mar 1, 2021
Mar 1, 2021
Means of redress
OPPO
Mar 1, 2021
Mar 1, 2021
Jan 21, 2021
Jan 18, 2021
Jan 18, 2021
Jan 18, 2021
Oct 16, 2020
Oct 13, 2020
Oct 13, 2020
Oct 13, 2020
Oct 13, 2020
Oct 13, 2020
Jun 15, 2020
Jun 15, 2020
May 7, 2020
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
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Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Sep 25, 2019
Sep 19, 2019
Sep 11, 2019
(Electronic) Receipt
Search/Exam
Sep 11, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 11, 2019
Request for correction of the publication
Search/Exam
Aug 12, 2019
Jul 4, 2019
Decision to grant a European patent
Search/Exam
May 20, 2019
(Electronic) Receipt
Search/Exam
May 20, 2019
Filing of the translations of the claims
Search/Exam
May 20, 2019
French translation of claims
Search/Exam
May 20, 2019
German translation of the claims
Search/Exam
May 20, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 2, 2019
Apr 2, 2019
Apr 2, 2019
Intention to grant (signatures)
Search/Exam
Apr 2, 2019
Text intended for grant (clean copy)
Search/Exam
Apr 2, 2019
Feb 8, 2019
(Electronic) Receipt
Search/Exam
Feb 8, 2019
Amended claims with annotations
Search/Exam
Feb 8, 2019
Amended description with annotations
Search/Exam
Feb 8, 2019
Claims
Search/Exam
Feb 8, 2019
Description
Search/Exam
Feb 8, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 8, 2019
Dec 4, 2018
Annex to the communication
Search/Exam
Dec 4, 2018
Communication from the Examining Division
Search/Exam
Jan 23, 2018
(Electronic) Receipt
Search/Exam
Jan 23, 2018
Amended claims with annotations
Search/Exam
Jan 23, 2018
Claims
Search/Exam
Jan 23, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 23, 2018
Oct 4, 2017
Annex to the communication
Search/Exam
Oct 4, 2017
Communication from the Examining Division
Search/Exam
Apr 2, 2015
Mar 24, 2015
Mar 4, 2015
Submission concerning representation
Search/Exam
Aug 22, 2014
(Electronic) Receipt
Search/Exam
Aug 22, 2014
Claims
Search/Exam
Aug 22, 2014
Letter accompanying subsequently filed items
Search/Exam
Aug 22, 2014
Aug 22, 2014
Aug 22, 2014
Jun 17, 2014
Jun 10, 2014
(Electronic) Receipt
Search/Exam
Jun 10, 2014
Letter accompanying subsequently filed items
Search/Exam
Jun 10, 2014
Feb 12, 2014
Annex to the communication
Search/Exam
Feb 12, 2014
Communication from the Examining Division
Search/Exam
Jan 20, 2014
(Electronic) Receipt
Search/Exam
Jan 20, 2014
Letter accompanying subsequently filed items
Search/Exam
Jan 20, 2014
Apr 3, 2013
Apr 3, 2013
Mar 26, 2012
Mar 26, 2012
Reply to communication to third party
Search/Exam
Sep 22, 2011
Claims
Search/Exam
Sep 22, 2011
Reply to communication to third party
Search/Exam
Aug 9, 2011
Aug 9, 2011
Aug 9, 2011
Jul 29, 2011
May 6, 2011
May 6, 2011
May 6, 2011
Observations by third parties
Search/Exam
May 6, 2011
May 6, 2011
May 6, 2011
May 6, 2011
May 6, 2011
May 6, 2011
May 6, 2011
May 6, 2011
May 6, 2011
May 6, 2011
Mar 21, 2011
Annex to the communication
Search/Exam
Mar 21, 2011
Communication from the Examining Division
Search/Exam
Jun 10, 2008
Submission concerning representation
Search/Exam
Feb 27, 2008
Jan 18, 2008
Letter concerning fees and payments
Search/Exam
Jan 15, 2008
Jan 8, 2008
Dec 20, 2007
Dec 19, 2007
Dec 7, 2007
Matter concerning the application
Search/Exam
Dec 7, 2007
Request for entry into the European phase
Search/Exam
Dec 7, 2007
Submission concerning representation
Search/Exam
Oct 19, 2007
Information on entry into European phase
Search/Exam
Jun 18, 2007
Notification of election of EPO
Search/Exam
Jun 14, 2007
Jun 14, 2007
Jun 14, 2007
Jun 14, 2007
Jun 14, 2007
Jun 14, 2007
Jun 14, 2007
Jun 14, 2007
May 24, 2007
May 24, 2007
Apr 5, 2007
Copy of the international search report
Search/Exam
Apr 5, 2007
Apr 4, 2007
Apr 4, 2007
PCT demand form
PCT2
Apr 2, 2007
Apr 2, 2007
Apr 2, 2007
Apr 2, 2007
PCT demand form
PCT2
Jan 4, 2007
Dec 14, 2006
Published international application - A2
Search/Exam
Jul 31, 2006
Abstract
PCTISA
Jul 31, 2006
Claims
PCTISA
Jul 31, 2006
Description
PCTISA