The weekly litigation news digest is live. Subscribe now
The patent EP3310400 was granted to Castus Sterile Systems on Mar 20, 2019. The application was filed on Jun 13, 2016 under application number EP16728337A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| ATEC PHARMATECHNIK | Dec 16, 2019 | WEIDNER STERN JESCHKE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | WO2016097265 |
| INTERNATIONAL-SEARCH-REPORT | CN102688718 |
| INTERNATIONAL-SEARCH-REPORT | DE9421818U |
| INTERNATIONAL-SEARCH-REPORT | EP1769889 |
| INTERNATIONAL-SEARCH-REPORT | EP2502636 |
| INTERNATIONAL-SEARCH-REPORT | EP2823828 |
| INTERNATIONAL-SEARCH-REPORT | EP2881124 |
| INTERNATIONAL-SEARCH-REPORT | WO0061199 |
| INTERNATIONAL-SEARCH-REPORT | WO0074735 |
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
Aug 11, 2021
Refund of fees
Search/Exam
Aug 6, 2021
Refund of fees
Search/Exam
Aug 3, 2021
Aug 3, 2021
Jul 30, 2021
Jul 26, 2021
(Electronic) Receipt
Appeal
Jul 26, 2021
Jul 26, 2021
Withdrawal of an appeal
Appeal
Jul 2, 2021
Jul 2, 2021
Jul 2, 2021
Jun 29, 2021
Jun 18, 2021
Jun 18, 2021
Jun 18, 2021
Jun 18, 2021
Jun 9, 2021
(Electronic) Receipt
Appeal
Jun 9, 2021
Jun 9, 2021
Jun 9, 2021
Jun 8, 2021
(Electronic) Receipt
Appeal
Jun 8, 2021
Jun 8, 2021
Jun 7, 2021
(Electronic) Receipt
Appeal
Jun 7, 2021
Jun 7, 2021
Notice of appeal
Appeal
May 10, 2021
May 10, 2021
May 10, 2021
May 7, 2021
Apr 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Means of redress
OPPO
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 10, 2021
Feb 15, 2021
Feb 9, 2021
Feb 9, 2021
Feb 9, 2021
Feb 9, 2021
Feb 9, 2021
Feb 9, 2021
Feb 9, 2021
Jan 27, 2021
Jan 22, 2021
Jan 22, 2021
Jan 22, 2021
Jan 18, 2021
Jan 18, 2021
Jan 18, 2021
Jan 6, 2021
Jan 6, 2021
Jan 6, 2021
Jan 6, 2021
Jan 6, 2021
Jan 6, 2021
Jan 6, 2021
Jan 6, 2021
Jan 6, 2021
Aug 28, 2020
Aug 20, 2020
Aug 20, 2020
Aug 20, 2020
Aug 13, 2020
Aug 6, 2020
Aug 4, 2020
Jul 30, 2020
Jul 30, 2020
Jul 30, 2020
Jul 30, 2020
Jul 30, 2020
Jul 30, 2020
Jul 21, 2020
Jul 20, 2020
Jul 20, 2020
Jul 13, 2020
Jul 13, 2020
Authorisation
OPPO
Jul 13, 2020
Jul 13, 2020
Jul 7, 2020
Jul 2, 2020
Jun 29, 2020
Jun 29, 2020
Authorisation
OPPO
Jun 29, 2020
Jun 29, 2020
Jun 26, 2020
Jun 26, 2020
Jun 26, 2020
Jun 26, 2020
Jun 26, 2020
Jun 26, 2020
Jun 26, 2020
May 15, 2020
May 12, 2020
May 12, 2020
May 12, 2020
May 12, 2020
May 12, 2020
Feb 28, 2020
Jan 31, 2020
Jan 16, 2020
Jan 16, 2020
Jan 3, 2020
Dec 18, 2019
Dec 18, 2019
Dec 18, 2019
Dec 18, 2019
Dec 18, 2019
Dec 18, 2019
Dec 18, 2019
Dec 18, 2019
Dec 18, 2019
Dec 18, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Apr 1, 2019
Feb 21, 2019
Decision to grant a European patent
Search/Exam
Feb 5, 2019
(Electronic) Receipt
Search/Exam
Feb 5, 2019
English translation of the claims
Search/Exam
Feb 5, 2019
Filing of the translations of the claims
Search/Exam
Feb 5, 2019
French translation of claims
Search/Exam
Feb 5, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 5, 2018
Nov 5, 2018
Nov 5, 2018
Intention to grant (signatures)
Search/Exam
Nov 5, 2018
Text intended for grant (clean copy)
Search/Exam
Nov 5, 2018
Oct 25, 2018
Priority search results copy provided by EPO
Search/Exam
Oct 2, 2018
Examination started
Search/Exam
Aug 3, 2018
(Electronic) Receipt
Search/Exam
Aug 3, 2018
Aug 3, 2018
Amended claims with annotations
Search/Exam
Aug 3, 2018
Aug 3, 2018
Amended description with annotations
Search/Exam
Aug 3, 2018
Amendments received before examination
Search/Exam
Aug 3, 2018
Letter accompanying subsequently filed items
Search/Exam
May 14, 2018
Submission concerning representation
Search/Exam
Mar 28, 2018
Feb 2, 2018
Jan 18, 2018
(Electronic) Receipt
Search/Exam
Jan 18, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 18, 2018
Letter concerning search matters
Search/Exam
Jan 18, 2018
Priority search results copy provided by EPO
Search/Exam
Jan 3, 2018
Dec 19, 2017
(Electronic) Receipt
Search/Exam
Dec 19, 2017
Request for entry into the European phase
Search/Exam
Oct 27, 2017
Information on entry into European phase
Search/Exam
Feb 9, 2017
Copy of the international search report
Search/Exam
Feb 9, 2017
Copy of the international search report
Search/Exam
Feb 9, 2017
Jan 11, 2017
Dec 22, 2016
ISR: cited documents
PCTISA
Dec 22, 2016
Dec 22, 2016
Published international application - A2
Search/Exam
Dec 21, 2016
Dec 21, 2016
Dec 21, 2016
Jun 24, 2016
Jun 21, 2016
Jun 17, 2016
Jun 16, 2016
Jun 13, 2016
(Electronic) Receipt
PCTRO
Jun 13, 2016
Abstract
PCTRO
Jun 13, 2016
Claims
PCTRO
Jun 13, 2016
Description
PCTRO
Jun 13, 2016
Jun 13, 2016
Drawings
PCTRO
Jun 13, 2016
Jun 13, 2016
Jun 13, 2016