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The patent EP3322534 was granted to Loesche on Oct 18, 2023. The application was filed on Jul 16, 2015 under application number EP15748185A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| GEBR PFEIFFER | Jun 2, 2021 | GRUNECKER PATENT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0696558 |
| INTERNATIONAL-SEARCH-REPORT | DE2747957 |
| INTERNATIONAL-SEARCH-REPORT | WO2011107124 |
| INTERNATIONAL-SEARCH-REPORT | WO2014037020 |
| OPPOSITION | CN104384007 |
| OPPOSITION | CN201320533Y |
| OPPOSITION | CN203253480U |
| OPPOSITION | CN203355840U |
| OPPOSITION | CN203874885U |
| OPPOSITION | CN203916764U |
| OPPOSITION | DE10084980T |
| OPPOSITION | DE102010018046 |
| OPPOSITION | DE102010036176 |
| OPPOSITION | DE10333361 |
| OPPOSITION | DE10343218 |
| OPPOSITION | DE2747957 |
| OPPOSITION | DE4118657 |
| OPPOSITION | DE9101419U |
| OPPOSITION | EP0112022 |
| OPPOSITION | EP0118782 |
| OPPOSITION | EP0338231 |
| OPPOSITION | JP2000202368 |
| OPPOSITION | JPH01188451 |
| OPPOSITION | JPH091077 |
| OPPOSITION | JPS5575747 |
| OPPOSITION | JPS63285138 |
| OPPOSITION | US2005167534 |
| OPPOSITION | US2007095255 |
| OPPOSITION | US2012012034 |
| OPPOSITION | US2013168476 |
| OPPOSITION | US2013178561 |
| OPPOSITION | US2014299684 |
| OPPOSITION | US2015083958 |
| OPPOSITION | US5269637 |
| OPPOSITION | US6038987 |
| OPPOSITION | WO0231091 |
| OPPOSITION | WO2005076858 |
| OPPOSITION | WO2011107124 |
| OPPOSITION | WO2014037020 |
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.
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Description
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Decision to grant a European patent
Search/Exam
Jul 22, 2020
(Electronic) Receipt
Search/Exam
Jul 22, 2020
English translation of the claims
Search/Exam
Jul 22, 2020
Filing of the translations of the claims
Search/Exam
Jul 22, 2020
French translation of claims
Search/Exam
Jun 30, 2020
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Intention to grant (signatures)
Search/Exam
Jun 30, 2020
Text intended for grant (clean copy)
Search/Exam
Jun 30, 2020
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Examination started
Search/Exam
Mar 2, 2020
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(Electronic) Receipt
Search/Exam
Feb 18, 2020
Enquiry as to the processing of the file
Search/Exam
Feb 18, 2020
Letter accompanying subsequently filed items
Search/Exam
May 22, 2018
(Electronic) Receipt
Search/Exam
May 22, 2018
Letter accompanying subsequently filed items
Search/Exam
May 22, 2018
Reply to Written Opinion prepared by the EPO
Search/Exam
Apr 30, 2018
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Communication to designated inventor
Search/Exam
Feb 21, 2018
Communication to designated inventor
Search/Exam
Feb 21, 2018
Communication to designated inventor
Search/Exam
Feb 21, 2018
Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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(Electronic) Receipt
Search/Exam
Jan 16, 2018
Request for entry into the European phase
Search/Exam
Nov 24, 2017
Information on entry into European phase
Search/Exam
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Written opinion
PCT2
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Notification of election of EPO
Search/Exam
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PCT demand form
PCT2
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Copy of the international search report
Search/Exam
Jan 19, 2017
Copy of the international search report
Search/Exam
Jan 19, 2017
Published international application - A1
Search/Exam
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RO101 Declaration
PCTRO
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(Electronic) Receipt
PCTRO
Aug 12, 2015
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(Electronic) Receipt
PCTRO
Jul 16, 2015
Abstract
PCTRO
Jul 16, 2015
Claims
PCTRO
Jul 16, 2015
Description
PCTRO
Jul 16, 2015
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PCTRO