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The patent EP2219807 was granted to Hyperion Materials & Sweden on Oct 18, 2017. The application was filed on Nov 6, 2008 under application number EP08846660A. 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 |
|---|---|---|---|
| METALOGENIA | Jul 18, 2018 | PFITZNER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE3515975 |
| INTERNATIONAL-SEARCH-REPORT | JP2000352292 |
| INTERNATIONAL-SEARCH-REPORT | JPH06218520 |
| INTERNATIONAL-SEARCH-REPORT | US4101318 |
| INTERNATIONAL-SEARCH-REPORT | US4608318 |
| INTERNATIONAL-SEARCH-REPORT | US5337801 |
| INTERNATIONAL-SEARCH-REPORT | US5785109 |
| OPPOSITION | CN1145414 |
| OPPOSITION | JP2001001203 |
| OPPOSITION | JP2007190669 |
| OPPOSITION | JPH07214288 |
| OPPOSITION | RU2006371 |
| OPPOSITION | US4024902 |
| OPPOSITION | US4119459 |
| OPPOSITION | US4584020 |
| OPPOSITION | US4764255 |
| OPPOSITION | US4907665 |
| OPPOSITION | US5066546 |
| OPPOSITION | US5081774 |
| OPPOSITION | WO03049889 |
| SEARCH | JPH06218520 |
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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Jan 3, 2023
Advice of delivery
Appeal
Nov 11, 2022
Refund of fees
Search/Exam
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 4, 2022
Nov 3, 2022
(Electronic) Receipt
Appeal
Nov 3, 2022
Nov 3, 2022
Withdrawal of an appeal
Appeal
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Sep 29, 2022
Jul 26, 2022
Jul 26, 2022
Mar 12, 2022
Dec 6, 2021
Dec 6, 2021
Nov 24, 2021
Nov 24, 2021
Oct 8, 2020
Oct 2, 2020
(Electronic) Receipt
Appeal
Oct 2, 2020
Oct 2, 2020
Reply to appeal
Appeal
Jun 5, 2020
May 25, 2020
(Electronic) Receipt
Appeal
May 25, 2020
May 25, 2020
May 25, 2020
May 25, 2020
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Apr 21, 2020
Apr 21, 2020
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Mar 24, 2020
Mar 24, 2020
Mar 13, 2020
(Electronic) Receipt
Appeal
Mar 13, 2020
Mar 13, 2020
Notice of appeal
Appeal
Jan 23, 2020
Jan 16, 2020
Jan 13, 2020
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Means of redress
OPPO
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Oct 26, 2017
Oct 19, 2017
Submission concerning representation
Search/Exam
Sep 21, 2017
Decision to grant a European patent
Search/Exam
Sep 7, 2017
(Electronic) Receipt
Search/Exam
Sep 7, 2017
French translation of claims
Search/Exam
Sep 7, 2017
German translation of the claims
Search/Exam
Sep 7, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 25, 2017
Aug 17, 2017
(Electronic) Receipt
Search/Exam
Aug 17, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 17, 2017
Aug 4, 2017
Jul 27, 2017
Jul 17, 2017
Jul 17, 2017
Jul 17, 2017
Intention to grant (signatures)
Search/Exam
Jul 17, 2017
Text intended for grant (clean copy)
Search/Exam
Jul 17, 2017
Mar 7, 2017
(Electronic) Receipt
Search/Exam
Mar 7, 2017
Amended description with annotations
Search/Exam
Mar 7, 2017
Amended description with annotations
Search/Exam
Mar 7, 2017
Amended description with annotations
Search/Exam
Mar 7, 2017
Description
Search/Exam
Mar 7, 2017
Description
Search/Exam
Mar 7, 2017
Description
Search/Exam
Mar 7, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 7, 2017
Oct 19, 2016
Annex to the communication
Search/Exam
Oct 19, 2016
Communication from the Examining Division
Search/Exam
Jul 5, 2016
(Electronic) Receipt
Search/Exam
Jul 5, 2016
Amended claims with annotations
Search/Exam
Jul 5, 2016
Claims
Search/Exam
Jul 5, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 5, 2016
Apr 26, 2016
Annex to the communication
Search/Exam
Apr 26, 2016
Communication from the Examining Division
Search/Exam
Nov 23, 2015
(Electronic) Receipt
Search/Exam
Nov 23, 2015
Amended claims with annotations
Search/Exam
Nov 23, 2015
Claims
Search/Exam
Nov 23, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 23, 2015
Sep 14, 2015
Annex to the communication
Search/Exam
Sep 14, 2015
Communication from the Examining Division
Search/Exam
Apr 24, 2015
(Electronic) Receipt
Search/Exam
Apr 24, 2015
Amended claims with annotations
Search/Exam
Apr 24, 2015
Claims
Search/Exam
Apr 24, 2015
Letter accompanying subsequently filed items
Search/Exam
Apr 24, 2015
Mar 24, 2015
Annex to the communication
Search/Exam
Mar 24, 2015
Communication from the Examining Division
Search/Exam
Mar 10, 2015
Mar 10, 2015
Supplementary European search report
Search/Exam
Feb 27, 2015
Search started
Search/Exam
Mar 27, 2014
CDS Clean up - amended applicant details
Search/Exam
Jul 28, 2010
Jun 29, 2010
May 28, 2010
Apr 7, 2010
(Electronic) Receipt
Search/Exam
Apr 7, 2010
Request for entry into the European phase
Search/Exam
Mar 19, 2010
Information on entry into European phase
Search/Exam
Jun 2, 2009
May 14, 2009
Copy of the international search report
Search/Exam
May 14, 2009
Published international application - A1
Search/Exam