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The patent EP3612671 was granted to Pilz on Oct 12, 2022. The application was filed on Apr 23, 2018 under application number EP18719561A. 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 |
|---|---|---|---|
| ESSITY HYGIENE AND HEALTH AKTIEBOLAG | Jul 12, 2023 | ESSITY HYGIENE AND HEALTH | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1997952 |
| DESCRIPTION | US4795998 |
| INTERNATIONAL-SEARCH-REPORT | WO2005091319 |
| INTERNATIONAL-SEARCH-REPORT | WO2013120624 |
| INTERNATIONAL-SEARCH-REPORT | WO9964657 |
| OPPOSITION | US2017079868 |
| OPPOSITION | WO03095729 |
| OPPOSITION | WO2005091319 |
| OPPOSITION | WO2013120624 |
| OPPOSITION | WO9964657 |
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 25, 2022
Sep 15, 2022
Decision to grant a European patent
Search/Exam
Sep 1, 2022
(Electronic) Receipt
Search/Exam
Sep 1, 2022
English translation of the claims
Search/Exam
Sep 1, 2022
Filing of the translations of the claims
Search/Exam
Sep 1, 2022
French translation of claims
Search/Exam
Sep 1, 2022
Letter accompanying subsequently filed items
Search/Exam
Apr 25, 2022
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Intention to grant (signatures)
Search/Exam
Apr 25, 2022
Text intended for grant (clean copy)
Search/Exam
Apr 25, 2022
Mar 24, 2022
Examination started
Search/Exam
Jul 31, 2020
(Electronic) Receipt
Search/Exam
Jul 31, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 31, 2020
Jul 17, 2020
Jun 2, 2020
(Electronic) Receipt
Search/Exam
Jun 2, 2020
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Amended claims with annotations
Search/Exam
Jun 2, 2020
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Amended description with annotations
Search/Exam
Jun 2, 2020
Amendments received before examination
Search/Exam
Jun 2, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 29, 2020
Nov 29, 2019
Nov 27, 2019
Communication to designated inventor
Search/Exam
Nov 27, 2019
Communication to designated inventor
Search/Exam
Nov 27, 2019
Communication to designated inventor
Search/Exam
Nov 27, 2019
Communication to designated inventor
Search/Exam
Nov 27, 2019
Communication to designated inventor
Search/Exam
Nov 7, 2019
Sep 9, 2019
(Electronic) Receipt
Search/Exam
Sep 9, 2019
Request for entry into the European phase
Search/Exam
Aug 30, 2019
Information on entry into European phase
Search/Exam
Nov 15, 2018
Oct 25, 2018
Copy of the international search report
Search/Exam
Oct 25, 2018
Copy of the international search report
Search/Exam
Oct 25, 2018
Published international application - A1
Search/Exam
Jul 23, 2018
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May 11, 2018
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Apr 23, 2018
(Electronic) Receipt
PCTRO
Apr 23, 2018
Abstract
PCTRO
Apr 23, 2018
Claims
PCTRO
Apr 23, 2018
Description
PCTRO
Apr 23, 2018
Apr 23, 2018
Drawings
PCTRO
Apr 23, 2018