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The patent EP3969852 was granted to Nordson on Feb 28, 2024. The application was filed on May 14, 2020 under application number EP20729581A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| HILGER U KERN | Nov 28, 2024 | KESSELHUT | ADMISSIBLE |
| J WAGNER | Nov 28, 2024 | NUCKEL | ADMISSIBLE |
| REINHARDT TECHNIK | Nov 28, 2024 | NUCKEL | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE20314725U |
| INTERNATIONAL-SEARCH-REPORT | FR2361634 |
| INTERNATIONAL-SEARCH-REPORT | US2009101673 |
| INTERNATIONAL-SEARCH-REPORT | US2012247612 |
| INTERNATIONAL-SEARCH-REPORT | US2014257179 |
| INTERNATIONAL-SEARCH-REPORT | US5513779 |
| INTERNATIONAL-SEARCH-REPORT | US9528904 |
| INTERNATIONAL-SEARCH-REPORT | WO2010109182 |
| OPPOSITION | CN104437998B |
| OPPOSITION | CN109046886 |
| OPPOSITION | CN109382279 |
| OPPOSITION | CN203842769U |
| OPPOSITION | DE102005050135 |
| OPPOSITION | DE202016008417U |
| OPPOSITION | DE20314725U |
| OPPOSITION | DE2312647U |
| OPPOSITION | DE29606710U |
| OPPOSITION | DE29720316U |
| OPPOSITION | EP0313519 |
| OPPOSITION | EP0656528 |
| OPPOSITION | EP2606984 |
| OPPOSITION | EP2992969 |
| OPPOSITION | FR2361634 |
| OPPOSITION | KR20100052816 |
| OPPOSITION | US2009101673 |
| OPPOSITION | US2012247612 |
| OPPOSITION | US2014036616 |
| OPPOSITION | US2014257179 |
| OPPOSITION | US6575331 |
| OPPOSITION | US9528901 |
| OPPOSITION | WO2010109182 |
| OPPOSITION | WO2011058484 |
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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(Electronic) Receipt
Search/Exam
Feb 12, 2024
Annex
Search/Exam
Feb 12, 2024
Annex
Search/Exam
Feb 12, 2024
Letter accompanying subsequently filed items
Search/Exam
Feb 12, 2024
Matter concerning the application
Search/Exam
Feb 12, 2024
Priority search results
Search/Exam
Feb 1, 2024
Decision to grant a European patent
Search/Exam
Jan 18, 2024
(Electronic) Receipt
Search/Exam
Jan 18, 2024
Filing of the translations of the claims
Search/Exam
Jan 18, 2024
French translation of claims
Search/Exam
Jan 18, 2024
German translation of the claims
Search/Exam
Jan 18, 2024
Letter accompanying subsequently filed items
Search/Exam
Sep 8, 2023
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Intention to grant (signatures)
Search/Exam
Sep 8, 2023
Text intended for grant (clean copy)
Search/Exam
Sep 8, 2023
Jul 20, 2023
Examination started
Search/Exam
Jul 13, 2022
(Electronic) Receipt
Search/Exam
Jul 13, 2022
Jul 13, 2022
Amended claims with annotations
Search/Exam
Jul 13, 2022
Amendments received before examination
Search/Exam
Jul 13, 2022
Letter accompanying subsequently filed items
Search/Exam
Feb 23, 2022
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Nov 18, 2021
(Electronic) Receipt
Search/Exam
Nov 18, 2021
Designation of inventor
Search/Exam
Nov 18, 2021
Request for entry into the European phase
Search/Exam
Sep 24, 2021
Information on entry into European phase
Search/Exam
Dec 14, 2020
Nov 19, 2020
Copy of the international search report
Search/Exam
Nov 19, 2020
Published international application - A1
Search/Exam
Jul 31, 2020
ISR: cited documents
PCTISA
Jul 31, 2020
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May 28, 2020
Abstract
PCTISA
May 28, 2020
Annex
PCTISA
May 28, 2020
Annex
PCTISA
May 28, 2020
Claims
PCTISA
May 28, 2020
Description
PCTISA
May 28, 2020
Drawings
PCTISA
May 28, 2020
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