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The patent EP3542065 was granted to Gardner Denver Deutschland on Sep 15, 2021. The application was filed on Nov 13, 2017 under application number EP17801417A. 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 |
|---|---|---|---|
| AIRTECH EUROPE | Jun 14, 2022 | FDST PATENTANWALTE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | JPS57103397U |
| EXAMINATION | JPS59128993 |
| EXAMINATION | WO2015020978 |
| INTERNATIONAL-SEARCH-REPORT | DE202004019071U |
| INTERNATIONAL-SEARCH-REPORT | DE2244933 |
| INTERNATIONAL-SEARCH-REPORT | EP0708248 |
| INTERNATIONAL-SEARCH-REPORT | EP1672222 |
| INTERNATIONAL-SEARCH-REPORT | WO9710439 |
| OPPOSITION | AT81348B |
| OPPOSITION | DE10041332 |
| OPPOSITION | DE202004019071U |
| OPPOSITION | DE202004019366U |
| OPPOSITION | DE2244933 |
| OPPOSITION | DE3201862 |
| OPPOSITION | DE548634 |
| OPPOSITION | EP0708248 |
| OPPOSITION | EP1672222 |
| OPPOSITION | JPS57103397U |
| OPPOSITION | JPS59128993 |
| OPPOSITION | US2483988 |
| OPPOSITION | US2604050 |
| OPPOSITION | WO2015020978 |
| OPPOSITION | WO9710439 |
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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Sep 28, 2021
Aug 19, 2021
Decision to grant a European patent
Search/Exam
Aug 5, 2021
(Electronic) Receipt
Search/Exam
Aug 5, 2021
English translation of the claims
Search/Exam
Aug 5, 2021
French translation of claims
Search/Exam
Aug 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 22, 2021
Apr 22, 2021
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Intention to grant (signatures)
Search/Exam
Apr 22, 2021
Text intended for grant (clean copy)
Search/Exam
Apr 22, 2021
Jan 22, 2021
Jan 22, 2021
Jan 15, 2021
Oct 21, 2020
(Electronic) Receipt
Search/Exam
Oct 21, 2020
Amended description with annotations
Search/Exam
Oct 21, 2020
Description
Search/Exam
Oct 21, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 21, 2020
Aug 17, 2020
Aug 12, 2020
Apr 14, 2020
Annex to a communication
Search/Exam
Apr 14, 2020
Annex to a communication
Search/Exam
Apr 14, 2020
Annex to the communication
Search/Exam
Apr 14, 2020
Communication from the Examining Division
Search/Exam
Mar 30, 2020
Examination started
Search/Exam
Dec 20, 2019
(Electronic) Receipt
Search/Exam
Dec 20, 2019
Dec 20, 2019
Amended claims with annotations
Search/Exam
Dec 20, 2019
Dec 20, 2019
Amended description with annotations
Search/Exam
Dec 20, 2019
Amendments received before examination
Search/Exam
Dec 20, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 28, 2019
Jun 27, 2019
Jun 24, 2019
Communication to designated inventor
Search/Exam
Jun 24, 2019
Communication to designated inventor
Search/Exam
Jun 14, 2019
May 9, 2019
(Electronic) Receipt
Search/Exam
May 9, 2019
Priority search results
Search/Exam
May 9, 2019
Request for entry into the European phase
Search/Exam
Mar 29, 2019
Information on entry into European phase
Search/Exam
Jun 14, 2018
May 24, 2018
Copy of the international search report
Search/Exam
May 24, 2018
Copy of the international search report
Search/Exam
May 24, 2018
Published international application - A1
Search/Exam
May 14, 2018
May 1, 2018
May 1, 2018
RO101 Declaration
PCTRO
Feb 13, 2018
Feb 13, 2018
Feb 13, 2018
Dec 4, 2017
Nov 16, 2017
Nov 13, 2017
(Electronic) Receipt
PCTRO
Nov 13, 2017
Abstract
PCTRO
Nov 13, 2017
Claims
PCTRO
Nov 13, 2017
Description
PCTRO
Nov 13, 2017
Nov 13, 2017
Drawings
PCTRO
Nov 13, 2017