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The patent EP3243975 was granted to Swisspor Management on Mar 25, 2020. The application was filed on May 10, 2017 under application number EP17170313A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| SOPREMA | Dec 22, 2020 | CABINET NUSS | ADMISSIBLE |
| SOPREMA | Dec 22, 2020 | IPSILON | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | CH698994 |
| DESCRIPTION | DE19915957 |
| OPPOSITION | CH698994 |
| OPPOSITION | DE19915957 |
| OPPOSITION | DE3534075 |
| OPPOSITION | EP1710337 |
| OPPOSITION | FR2623542 |
| OPPOSITION | FR2634808 |
| OPPOSITION | FR2815556 |
| OPPOSITION | FR2912427 |
| OPPOSITION | US2010126663 |
| OPPOSITION | US2010162657 |
| OPPOSITION | WO2004015216 |
| SEARCH | CH698994 |
| SEARCH | DE19915957 |
| SEARCH | DE3534075 |
| SEARCH | EP1710337 |
| SEARCH | FR2912427 |
| SEARCH | US2010126663 |
| SEARCH | US2010162657 |
| SEARCH | WO2004015216 |
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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OPPO
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Apr 6, 2020
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Decision to grant a European patent
Search/Exam
Feb 12, 2020
(Electronic) Receipt
Search/Exam
Feb 12, 2020
English translation of the claims
Search/Exam
Feb 12, 2020
French translation of claims
Search/Exam
Feb 12, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 8, 2019
Nov 8, 2019
Nov 8, 2019
Intention to grant (signatures)
Search/Exam
Nov 8, 2019
Text intended for grant (clean copy)
Search/Exam
Nov 8, 2019
Oct 15, 2019
Sep 24, 2019
(Electronic) Receipt
Search/Exam
Sep 24, 2019
Amended claims with annotations
Search/Exam
Sep 24, 2019
Amended description with annotations
Search/Exam
Sep 24, 2019
Claims
Search/Exam
Sep 24, 2019
Description
Search/Exam
Sep 24, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 24, 2019
Jul 12, 2019
Annex to the communication
Search/Exam
Jul 12, 2019
Communication from the Examining Division
Search/Exam
May 23, 2019
(Electronic) Receipt
Search/Exam
May 23, 2019
Amended claims with annotations
Search/Exam
May 23, 2019
Amended description with annotations
Search/Exam
May 23, 2019
Claims
Search/Exam
May 23, 2019
Description
Search/Exam
May 23, 2019
Letter accompanying subsequently filed items
Search/Exam
May 23, 2019
Feb 19, 2019
Feb 5, 2019
Annex to the communication
Search/Exam
Feb 5, 2019
Communication from the Examining Division
Search/Exam
Jan 29, 2019
Examination started
Search/Exam
Jul 9, 2018
Submission concerning representation
Search/Exam
Apr 23, 2018
(Electronic) Receipt
Search/Exam
Apr 23, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 23, 2018
Reply to Written Opinion prepared by the EPO
Search/Exam
Nov 20, 2017
Oct 18, 2017
Notification of forthcoming publication
Search/Exam
Aug 2, 2017
Refund of fees
Search/Exam
Jul 20, 2017
Jul 11, 2017
Jul 3, 2017
Communication to designated inventor
Search/Exam
Jul 3, 2017
Communication to designated inventor
Search/Exam
Jun 29, 2017
Jun 29, 2017
European search opinion
Search/Exam
Jun 29, 2017
European search report
Search/Exam
Jun 29, 2017
Information on Search Strategy
Search/Exam
Jun 24, 2017
Priority search results copy provided by EPO
Search/Exam
Jun 8, 2017
Search started
Search/Exam
May 10, 2017
Abstract
Search/Exam
May 10, 2017
May 10, 2017
Claims
Search/Exam
May 10, 2017
Description
Search/Exam
May 10, 2017
Designation of inventor
Search/Exam
May 10, 2017
Drawings
Search/Exam
May 10, 2017
Request for grant of a European patent
Search/Exam