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The patent EP3997002 was granted to IGB on Oct 4, 2023. The application was filed on Aug 28, 2020 under application number EP20771616A. The patent is currently recorded with a legal status of "Granted And Under Opposition".
Latest UPC cases involving this patent.
| Case Number | Filing Date | Plaintiff | Proceeding Type |
|---|---|---|---|
| CC_20819/2024 | Apr 25, 2024 | Unilever France | Counter Claim For Revocation |
| UPC_CFI_494/2023 | Jan 9, 2024 | IGB | Infringement |

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 |
|---|---|---|---|
| UNILEVER UNILEVER | Oct 4, 2023 | NEWBOULD | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US2559320 |
| EXAMINATION | US3093291 |
| EXAMINATION | US4127230 |
| EXAMINATION | US5148973 |
| EXAMINATION | US6296175 |
| INTERNATIONAL-SEARCH-REPORT | US1130271 |
| INTERNATIONAL-SEARCH-REPORT | US2579346 |
| INTERNATIONAL-SEARCH-REPORT | US2711282 |
| INTERNATIONAL-SEARCH-REPORT | US2777630 |
| INTERNATIONAL-SEARCH-REPORT | US3116007 |
| INTERNATIONAL-SEARCH-REPORT | US4053100 |
| OPPOSITION | CA2162087 |
| OPPOSITION | CA471536 |
| OPPOSITION | JP2000118528 |
| OPPOSITION | US1130271 |
| OPPOSITION | US2559320 |
| OPPOSITION | US2579346 |
| OPPOSITION | US2711282 |
| OPPOSITION | US2777630 |
| OPPOSITION | US2939624 |
| OPPOSITION | US3093291 |
| OPPOSITION | US3116007 |
| OPPOSITION | US3568827 |
| OPPOSITION | US3692231 |
| OPPOSITION | US4053100 |
| OPPOSITION | US4127230 |
| OPPOSITION | US5040722 |
| OPPOSITION | US5148973 |
| OPPOSITION | US6296175 |
| OPPOSITION | WO0051897 |
| OTHER | US2559320 |
| OTHER | US3093291 |
| OTHER | US4127230 |
| OTHER | US5148973 |
| OTHER | US6296175 |
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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Refund of fees
OPPO
Jul 22, 2024
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Sep 7, 2023
Decision to grant a European patent
Search/Exam
Aug 4, 2023
(Electronic) Receipt
Search/Exam
Aug 4, 2023
Filing of the translations of the claims
Search/Exam
Aug 4, 2023
French translation of claims
Search/Exam
Aug 4, 2023
German translation of the claims
Search/Exam
Jun 27, 2023
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Intention to grant (signatures)
Search/Exam
Jun 27, 2023
Text intended for grant (clean copy)
Search/Exam
Jun 27, 2023
Mar 17, 2023
(Electronic) Receipt
Search/Exam
Mar 17, 2023
Amended claims with annotations
Search/Exam
Mar 17, 2023
Claims
Search/Exam
Mar 17, 2023
Description
Search/Exam
Mar 17, 2023
Letter accompanying subsequently filed items
Search/Exam
Mar 17, 2023
Dec 14, 2022
Annex to the communication
Search/Exam
Dec 14, 2022
Communication from the Examining Division
Search/Exam
Oct 6, 2022
(Electronic) Receipt
Search/Exam
Sep 30, 2022
(Electronic) Receipt
Search/Exam
Sep 30, 2022
Amended claims with annotations
Search/Exam
Sep 30, 2022
Amended description with annotations
Search/Exam
Sep 30, 2022
Claims
Search/Exam
Sep 30, 2022
Letter accompanying subsequently filed items
Search/Exam
Sep 30, 2022
Aug 31, 2022
Jun 2, 2022
Annex to the communication
Search/Exam
Jun 2, 2022
Communication from the Examining Division
Search/Exam
May 18, 2022
May 18, 2022
May 12, 2022
(Electronic) Receipt
Search/Exam
May 12, 2022
Citation filed by a third party
Search/Exam
May 12, 2022
Citation filed by a third party
Search/Exam
May 12, 2022
Citation filed by a third party
Search/Exam
May 12, 2022
Citation filed by a third party
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May 12, 2022
Citation filed by a third party
Search/Exam
May 12, 2022
Letter accompanying subsequently filed items
Search/Exam
May 12, 2022
Observations by third parties
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Apr 28, 2022
Examination started
Search/Exam
Apr 25, 2022
Mar 21, 2022
Feb 23, 2022
Feb 11, 2022
(Electronic) Receipt
Search/Exam
Feb 11, 2022
Feb 11, 2022
Amended claims with annotations
Search/Exam
Feb 11, 2022
Feb 11, 2022
Amendments received before examination
Search/Exam
Feb 11, 2022
Request for entry into the European phase
Search/Exam
Jan 14, 2022
Information on entry into European phase
Search/Exam
Mar 29, 2021
Mar 11, 2021
Copy of the international search report
Search/Exam
Mar 11, 2021
Published international application - A1
Search/Exam
Nov 12, 2020
Nov 12, 2020
ISR: cited documents
PCTISA
Nov 12, 2020
Nov 12, 2020
Nov 12, 2020
Sep 25, 2020
Sep 16, 2020
Abstract
PCTISA
Sep 16, 2020
Claims
PCTISA
Sep 16, 2020
Description
PCTISA
Sep 16, 2020
Drawings
PCTISA
Sep 16, 2020
Sep 16, 2020
Sep 16, 2020
Sep 16, 2020
Mar 27, 2020
Priority search results copy provided by EPO
Search/Exam