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The patent EP3337666 was granted to Hewlett Packard on Dec 2, 2020. The application was filed on Jan 28, 2016 under application number EP16888450A. 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 |
|---|---|---|---|
| SCHURACK | Aug 31, 2021 | HOFSTETTER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | JP2007160846 |
| INTERNATIONAL-SEARCH-REPORT | US2008002011 |
| INTERNATIONAL-SEARCH-REPORT | US2012243020 |
| INTERNATIONAL-SEARCH-REPORT | US2014307020 |
| INTERNATIONAL-SEARCH-REPORT | WO2014206496 |
| OPPOSITION | EP1459878 |
| OPPOSITION | EP1559520 |
| OPPOSITION | EP3156199 |
| OPPOSITION | EP3335666 |
| OPPOSITION | EP3337666 |
| OPPOSITION | US2013286072 |
| OPPOSITION | US2013292030 |
| OPPOSITION | US2014038802 |
| OPPOSITION | US7326168 |
| OPPOSITION | WO2005108027 |
| OPPOSITION | WO2013023844 |
| OPPOSITION | WO2016008969 |
| OPPOSITION | WO2016008993 |
| OPPOSITION | WO2017026135 |
| OPPOSITION | WO2017051146 |
| SEARCH | EP0554989 |
| SEARCH | EP2551117 |
| SEARCH | US2013292030 |
| SEARCH | US2014378285 |
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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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
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Reply to appeal
Appeal
Jan 10, 2024
Jan 5, 2024
(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
Sep 6, 2023
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Appeal
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(Electronic) Receipt
Appeal
Jun 21, 2023
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Notice of appeal
Appeal
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(Electronic) Receipt
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Notice of appeal
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Dec 14, 2020
Nov 5, 2020
Decision to grant a European patent
Search/Exam
Sep 11, 2020
(Electronic) Receipt
Search/Exam
Sep 11, 2020
(Electronic) Receipt
Search/Exam
Sep 11, 2020
French translation of claims
Search/Exam
Sep 11, 2020
German translation of the claims
Search/Exam
Sep 11, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 11, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 11, 2020
Jul 3, 2020
Jul 3, 2020
Jul 3, 2020
Intention to grant (signatures)
Search/Exam
Jul 3, 2020
Text intended for grant (clean copy)
Search/Exam
Jul 3, 2020
Jun 25, 2020
Jun 19, 2020
Examination started
Search/Exam
Oct 15, 2019
(Electronic) Receipt
Search/Exam
Oct 15, 2019
Oct 15, 2019
Amended claims with annotations
Search/Exam
Oct 15, 2019
Amendments received before examination
Search/Exam
Oct 15, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 18, 2019
Apr 16, 2019
Apr 1, 2019
Apr 1, 2019
European search opinion
Search/Exam
Apr 1, 2019
Information on Search Strategy
Search/Exam
Apr 1, 2019
Supplementary European search report
Search/Exam
Mar 29, 2019
Request for correction of client data
Search/Exam
Mar 20, 2019
Search started
Search/Exam
Aug 15, 2018
May 30, 2018
Apr 3, 2018
Mar 28, 2018
Communication to designated inventor
Search/Exam
Mar 28, 2018
Communication to designated inventor
Search/Exam
Mar 28, 2018
Communication to designated inventor
Search/Exam
Mar 28, 2018
Communication to designated inventor
Search/Exam
Mar 19, 2018
(Electronic) Receipt
Search/Exam
Mar 19, 2018
Request for entry into the European phase
Search/Exam
Aug 3, 2017
Copy of the international search report
Search/Exam
Aug 3, 2017
Published international application - A1
Search/Exam