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The patent EP1498545 was granted to Flex Products on Sep 27, 2017. The application was filed on Jul 14, 2004 under application number EP04016542A. 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 |
|---|---|---|---|
| LEONHARD KURZ STIFTUNG | Jun 27, 2018 | WALCHER | ADMISSIBLE |
| HUECK FOLIEN GESELLSCHAFT | Jun 25, 2018 | BURGER | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US4022928 |
| DESCRIPTION | US4749591 |
| DESCRIPTION | WO8700208 |
| OPPOSITION | DE19928060 |
| OPPOSITION | EP0341002 |
| OPPOSITION | GB2325883 |
| OPPOSITION | US2003072931 |
| OPPOSITION | US3338730 |
| OPPOSITION | US3858977 |
| OPPOSITION | US4022928 |
| OPPOSITION | US4242378 |
| OPPOSITION | US4705356 |
| OPPOSITION | US4749591 |
| OPPOSITION | US5135812 |
| OPPOSITION | US5223038 |
| OPPOSITION | US5876068 |
| OPPOSITION | US6157489 |
| OPPOSITION | US6686027 |
| OPPOSITION | WO0103945 |
| OPPOSITION | WO0107268 |
| OPPOSITION | WO0153113 |
| OPPOSITION | WO0200445 |
| OPPOSITION | WO0200446 |
| OPPOSITION | WO03068525 |
| OPPOSITION | WO03072682 |
| OPPOSITION | WO03095227 |
| OPPOSITION | WO03095228 |
| OPPOSITION | WO8700208 |
| OPPOSITION | WO9946133 |
| SEARCH | DE19928060 |
| SEARCH | EP0341002 |
| SEARCH | US2003072931 |
| SEARCH | US4242378 |
| SEARCH | US4705356 |
| SEARCH | US5135812 |
| SEARCH | US6157489 |
| SEARCH | WO0107268 |
| SEARCH | WO0153113 |
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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Oct 13, 2022
Oct 13, 2022
Oct 10, 2022
Jul 4, 2022
Jun 28, 2022
Jun 28, 2022
Jun 28, 2022
Jun 28, 2022
Mar 10, 2022
Oct 21, 2021
Oct 21, 2021
Oct 21, 2021
Oct 21, 2021
Oct 21, 2021
Oct 4, 2021
Sep 9, 2020
Refund of fees
Appeal
Sep 7, 2020
Sep 7, 2020
Sep 4, 2020
Sep 1, 2020
(Electronic) Receipt
Appeal
Sep 1, 2020
Sep 1, 2020
Sep 1, 2020
Withdrawal of an appeal
Appeal
Aug 4, 2020
Aug 4, 2020
Jul 30, 2020
(Electronic) Receipt
Appeal
Jul 30, 2020
Authorisation
Appeal
Jul 30, 2020
Jul 30, 2020
Notice of appeal
Appeal
May 26, 2020
May 25, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
Means of redress
OPPO
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
Feb 20, 2020
Dec 20, 2019
Dec 20, 2019
Authorisation
OPPO
Dec 20, 2019
Dec 20, 2019
Dec 19, 2019
Dec 19, 2019
Dec 19, 2019
Dec 19, 2019
Dec 19, 2019
Dec 17, 2019
Dec 17, 2019
Dec 17, 2019
Sep 13, 2019
Sep 6, 2019
Sep 6, 2019
Sep 6, 2019
Sep 6, 2019
Claims
OPPO
Sep 6, 2019
Claims
OPPO
Sep 6, 2019
Sep 6, 2019
Jul 3, 2019
Jun 27, 2019
Jun 11, 2019
Jun 6, 2019
Jun 6, 2019
Jun 4, 2019
Jun 3, 2019
Jun 3, 2019
Jun 3, 2019
Jun 3, 2019
Jun 3, 2019
Jun 3, 2019
Jun 3, 2019
Jan 15, 2019
Jan 10, 2019
Jan 10, 2019
Jan 10, 2019
Dec 21, 2018
Dec 21, 2018
Dec 10, 2018
Dec 10, 2018
Dec 10, 2018
Dec 10, 2018
Authorisation
OPPO
Dec 10, 2018
Dec 10, 2018
Dec 10, 2018
Nov 20, 2018
Nov 16, 2018
Nov 16, 2018
Nov 16, 2018
Nov 16, 2018
Nov 16, 2018
Nov 14, 2018
Nov 14, 2018
Nov 14, 2018
Nov 14, 2018
Nov 13, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 9, 2018
Nov 9, 2018
Authorisation
OPPO
Nov 9, 2018
Nov 9, 2018
Nov 9, 2018
Nov 8, 2018
Nov 8, 2018
Nov 8, 2018
Nov 8, 2018
Nov 7, 2018
Nov 7, 2018
Nov 7, 2018
Jul 19, 2018
Jul 19, 2018
Jul 19, 2018
Jul 11, 2018
Jul 11, 2018
Jul 11, 2018
Jul 4, 2018
Jul 3, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 25, 2018
Jun 25, 2018
Authorisation
OPPO
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Jun 25, 2018
Oct 24, 2017
Submission concerning representation
Search/Exam
Oct 5, 2017
Sep 19, 2017
Sep 7, 2017
Aug 31, 2017
Decision to grant a European patent
Search/Exam
Aug 22, 2017
Aug 22, 2017
Aug 22, 2017
Intention to grant (signatures)
Search/Exam
Aug 22, 2017
Text intended for grant (clean copy)
Search/Exam
Aug 22, 2017
Jul 13, 2017
Apr 13, 2017
(Electronic) Receipt
Search/Exam
Apr 13, 2017
Amended claims with annotations
Search/Exam
Apr 13, 2017
Claims
Search/Exam
Apr 13, 2017
French translation of claims
Search/Exam
Apr 13, 2017
German translation of the claims
Search/Exam
Apr 13, 2017
Dec 16, 2016
Dec 16, 2016
Dec 16, 2016
Intention to grant (signatures)
Search/Exam
Dec 16, 2016
Text intended for grant (clean copy)
Search/Exam
Dec 16, 2016
Oct 5, 2016
(Electronic) Receipt
Search/Exam
Oct 5, 2016
Amended claims with annotations
Search/Exam
Oct 5, 2016
Amended description with annotations
Search/Exam
Oct 5, 2016
Claims
Search/Exam
Oct 5, 2016
Description
Search/Exam
Oct 5, 2016
Letter accompanying subsequently filed items
Search/Exam
Oct 5, 2016
Sep 14, 2016
Annex to the communication
Search/Exam
Sep 14, 2016
Consultation by telephone/in person
Search/Exam
Sep 14, 2016
Jun 17, 2016
Jun 17, 2016
Jun 10, 2016
Annex to the communication
Search/Exam
Jun 10, 2016
Communication from the Examining Division
Search/Exam
May 20, 2016
Submission concerning representation
Search/Exam
Apr 7, 2016
General authorisation
Search/Exam
Apr 7, 2016
Letter accompanying subsequently filed items
Search/Exam
Apr 7, 2016
Dec 16, 2015
Annexes in respect of a client data request
Search/Exam
Dec 16, 2015
Letter accompanying subsequently filed items
Search/Exam
Dec 16, 2015
Jul 25, 2014
Submission concerning representation
Search/Exam
Oct 18, 2013
Amended claims with annotations
Search/Exam
Oct 18, 2013
Claims
Search/Exam
Oct 18, 2013
Aug 28, 2013
Aug 21, 2013
Apr 22, 2013
Annex to the communication
Search/Exam
Apr 22, 2013
Communication from the Examining Division
Search/Exam
Nov 29, 2010
Amended claims with annotations
Search/Exam
Nov 29, 2010
Amended description with annotations
Search/Exam
Nov 29, 2010
Claims
Search/Exam
Nov 29, 2010
Description
Search/Exam
Nov 29, 2010
Oct 7, 2010
Sep 28, 2010
Jun 1, 2010
Annex to the communication
Search/Exam
Jun 1, 2010
Communication from the Examining Division
Search/Exam
Sep 24, 2008
Aug 8, 2008
Claims
Search/Exam
Aug 8, 2008
Apr 9, 2008
Annex to the communication
Search/Exam
Apr 9, 2008
Communication from the Examining Division
Search/Exam
Jul 11, 2007
Claims
Search/Exam
Jul 11, 2007
Nov 30, 2006
Claims
Search/Exam
Nov 30, 2006
Description
Search/Exam
Nov 30, 2006
Nov 30, 2006
Oct 11, 2006
Sep 28, 2006
Jun 1, 2006
Annex to the communication
Search/Exam
Jun 1, 2006
Communication from the Examining Division
Search/Exam
May 10, 2005
Jan 24, 2005
Dec 8, 2004
Notification of forthcoming publication
Search/Exam
Nov 18, 2004
Nov 18, 2004
European search report
Search/Exam
Oct 4, 2004
Communication to designated inventor
Search/Exam
Oct 4, 2004
Communication to designated inventor
Search/Exam
Oct 4, 2004
Communication to designated inventor
Search/Exam
Sep 21, 2004
Designation of inventor
Search/Exam
Sep 21, 2004
Letter concerning the priority
Search/Exam
Sep 21, 2004
Priority document
Search/Exam
Jul 30, 2004
Deficiency in designation of inventor
Search/Exam
Jul 14, 2004
Abstract
Search/Exam
Jul 14, 2004
Claims
Search/Exam
Jul 14, 2004
Description
Search/Exam
Jul 14, 2004
Drawings
Search/Exam
Jul 14, 2004
Request for grant of a European patent
Search/Exam