The weekly litigation news digest is live. Subscribe now
The patent EP3470059 was granted to Bausch & Lomb Incorporated on Apr 1, 2020. The application was filed on Jan 26, 2016 under application number EP18209003A. 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 |
|---|---|---|---|
| SANDOZ | Dec 30, 2020 | KRAUS & LEDERER PARTGMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US4540930 |
| DESCRIPTION | US4615697 |
| DESCRIPTION | US4996335 |
| DESCRIPTION | US5192535 |
| DESCRIPTION | US5538721 |
| DESCRIPTION | WO8906964 |
| OPPOSITION | WO2013043387 |
| SEARCH | EP0659433 |
| SEARCH | US2013303502 |
| SEARCH | US2014328917 |
| SEARCH | WO2004006959 |
| SEARCH | WO2013043387 |
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
Get instant alerts for new documents
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Means of redress
OPPO
Feb 26, 2025
Feb 26, 2025
Feb 26, 2025
Jan 29, 2025
Jan 22, 2025
Jan 16, 2025
Jan 16, 2025
Jan 16, 2025
Oct 18, 2024
Oct 18, 2024
Sep 11, 2024
Sep 10, 2024
(Electronic) Receipt
Appeal
Sep 10, 2024
Jul 12, 2024
Jul 11, 2024
(Electronic) Receipt
Appeal
Jul 11, 2024
Jul 11, 2024
Jun 21, 2024
Jun 21, 2024
Dec 12, 2023
Letter accompanying subsequently filed items
Search/Exam
Dec 12, 2023
Oct 30, 2023
Oct 18, 2023
Oct 18, 2023
Oct 13, 2023
Aug 30, 2023
Apr 12, 2023
Apr 4, 2023
(Electronic) Receipt
Appeal
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Apr 4, 2023
Reply to appeal
Appeal
Feb 16, 2023
(Electronic) Receipt
Appeal
Feb 16, 2023
Jan 16, 2023
Dec 23, 2022
Dec 19, 2022
Letter accompanying subsequently filed items
Search/Exam
Dec 19, 2022
Dec 1, 2022
Nov 23, 2022
(Electronic) Receipt
Appeal
Nov 23, 2022
Nov 23, 2022
Nov 23, 2022
Oct 13, 2022
Document concerning representation
Search/Exam
Sep 21, 2022
Sep 21, 2022
Sep 14, 2022
(Electronic) Receipt
Appeal
Sep 14, 2022
Sep 14, 2022
Notice of appeal
Appeal
Jul 25, 2022
Jul 21, 2022
Jul 20, 2022
Jul 20, 2022
Jul 20, 2022
Jul 20, 2022
Jul 20, 2022
Jul 20, 2022
Jul 20, 2022
Means of redress
OPPO
Jul 20, 2022
Jul 20, 2022
Jul 20, 2022
Jul 20, 2022
Jul 20, 2022
Jul 20, 2022
Jul 20, 2022
Jun 22, 2022
May 23, 2022
May 18, 2022
May 18, 2022
May 18, 2022
May 18, 2022
May 18, 2022
Apr 28, 2022
Apr 26, 2022
Apr 22, 2022
Apr 22, 2022
Apr 22, 2022
Apr 22, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 14, 2022
Apr 14, 2022
Dec 6, 2021
Nov 25, 2021
Nov 22, 2021
Nov 22, 2021
Nov 22, 2021
Nov 22, 2021
Nov 22, 2021
Nov 22, 2021
Nov 22, 2021
Nov 4, 2021
Nov 2, 2021
Oct 27, 2021
Oct 27, 2021
Oct 27, 2021
Oct 27, 2021
Oct 25, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Jun 11, 2021
Jun 4, 2021
Jun 4, 2021
Jun 4, 2021
Jun 4, 2021
Jun 4, 2021
Jun 4, 2021
Jun 4, 2021
Jan 26, 2021
Jan 26, 2021
Jan 19, 2021
Dec 30, 2020
Dec 30, 2020
Dec 30, 2020
Dec 30, 2020
Dec 30, 2020
Dec 30, 2020
Dec 30, 2020
Dec 30, 2020
Dec 30, 2020
Dec 30, 2020
Dec 30, 2020
Dec 30, 2020
Dec 30, 2020
Apr 15, 2020
Mar 5, 2020
Decision to grant a European patent
Search/Exam
Feb 24, 2020
(Electronic) Receipt
Search/Exam
Feb 24, 2020
Filing of the translations of the claims
Search/Exam
Feb 24, 2020
French translation of claims
Search/Exam
Feb 24, 2020
German translation of the claims
Search/Exam
Feb 17, 2020
Communication to designated inventor
Search/Exam
Feb 10, 2020
(Electronic) Receipt
Search/Exam
Feb 10, 2020
Letter concerning the inventor
Search/Exam
Nov 21, 2019
Oct 30, 2019
(Electronic) Receipt
Search/Exam
Oct 30, 2019
Oct 28, 2019
Oct 28, 2019
Oct 28, 2019
Intention to grant (signatures)
Search/Exam
Oct 28, 2019
Text intended for grant (clean copy)
Search/Exam
Oct 28, 2019
Oct 2, 2019
Examination started
Search/Exam
Jun 3, 2019
(Electronic) Receipt
Search/Exam
Jun 3, 2019
Maintenance of the application
Search/Exam
Apr 24, 2019
Apr 10, 2019
Apr 1, 2019
Letter which had not been notified
Search/Exam
Mar 20, 2019
Notification of forthcoming publication
Search/Exam
Feb 13, 2019
Feb 13, 2019
European search opinion
Search/Exam
Feb 13, 2019
European search report
Search/Exam
Feb 13, 2019
Information on Search Strategy
Search/Exam
Feb 6, 2019
Search started
Search/Exam
Jan 21, 2019
Communication to designated inventor
Search/Exam
Jan 21, 2019
Communication to designated inventor
Search/Exam
Jan 21, 2019
Communication to designated inventor
Search/Exam
Nov 28, 2018
Abstract
Search/Exam
Nov 28, 2018
Nov 28, 2018
Claims
Search/Exam
Nov 28, 2018
Description
Search/Exam
Nov 28, 2018
Designation of inventor
Search/Exam
Nov 28, 2018
Drawings
Search/Exam
Nov 28, 2018
Matter concerning the application
Search/Exam
Nov 28, 2018
Request for grant of a European patent
Search/Exam
Aug 24, 2016