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The patent EP1828858 was granted to Pilz on Feb 13, 2019. The application was filed on Dec 21, 2005 under application number EP05823020A. 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 |
|---|---|---|---|
| PHOENIX CONTACT | Nov 12, 2019 | BLUMBACH ZINNGREBE PATENTANWALTE PARTG MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE19934514 |
| DESCRIPTION | WO03054644 |
| INTERNATIONAL-SEARCH-REPORT | DE19851245 |
| INTERNATIONAL-SEARCH-REPORT | DE19934514 |
| INTERNATIONAL-SEARCH-REPORT | EP1075110 |
| INTERNATIONAL-SEARCH-REPORT | WO03054644 |
| INTERNATIONAL-SEARCH-REPORT | WO2004071025 |
| OPPOSITION | DE19934514 |
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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Means of redress
OPPO
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(Electronic) Receipt
Appeal
Jan 31, 2024
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Jan 9, 2024
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Dec 21, 2023
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Advice of delivery
Appeal
Dec 14, 2023
(Electronic) Receipt
Appeal
Dec 14, 2023
Advice of delivery
Appeal
Dec 14, 2023
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(Electronic) Receipt
Appeal
Apr 17, 2023
Claims
Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
Jul 11, 2022
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
May 6, 2022
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Notice of appeal
Appeal
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OPPO
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Feb 25, 2019
Jan 17, 2019
Decision to grant a European patent
Search/Exam
Nov 19, 2018
(Electronic) Receipt
Search/Exam
Nov 19, 2018
English translation of the claims
Search/Exam
Nov 19, 2018
Filing of the translations of the claims
Search/Exam
Nov 19, 2018
French translation of claims
Search/Exam
Jul 16, 2018
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Intention to grant (signatures)
Search/Exam
Jul 16, 2018
Text intended for grant (clean copy)
Search/Exam
Jul 16, 2018
Nov 6, 2017
Amended claims with annotations
Search/Exam
Nov 6, 2017
Amended claims with annotations
Search/Exam
Nov 6, 2017
Amended description with annotations
Search/Exam
Nov 6, 2017
Amended description with annotations
Search/Exam
Nov 6, 2017
Claims
Search/Exam
Nov 6, 2017
Claims
Search/Exam
Nov 6, 2017
Description
Search/Exam
Nov 6, 2017
Description
Search/Exam
Nov 6, 2017
Sep 6, 2017
Sep 1, 2017
Apr 25, 2017
Annex to the communication
Search/Exam
Apr 25, 2017
Communication from the Examining Division
Search/Exam
Jun 9, 2016
Jun 2, 2016
Jun 22, 2015
Jun 16, 2015
Jan 4, 2014
Submission concerning representation
Search/Exam
Nov 19, 2012
Amended claims with annotations
Search/Exam
Nov 19, 2012
Amended description with annotations
Search/Exam
Nov 19, 2012
Claims
Search/Exam
Nov 19, 2012
Description
Search/Exam
Nov 19, 2012
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Sep 17, 2012
May 9, 2012
Annex to the communication
Search/Exam
May 9, 2012
Communication from the Examining Division
Search/Exam
Aug 8, 2007
Jul 31, 2007
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Jun 13, 2007
Request for entry into the European phase
Search/Exam
May 11, 2007
Information on entry into European phase
Search/Exam
Jul 24, 2006
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Jul 6, 2006
Copy of the international search report
Search/Exam
Jul 6, 2006
Published international application - A1
Search/Exam
Jan 19, 2006
Abstract
PCTISA
Jan 19, 2006
Claims
PCTISA
Jan 19, 2006
Description
PCTISA
Jan 19, 2006
Drawings
PCTISA