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Extract from the Register of European Patents

EP All documents: EP4231809 Dossier alert: RSS Email

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Dossier(s):   EP4231809



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Date Document type Procedure Number of pages
Total number of pages: 541
21.11.2025 (Electronic) Receipt Search / examination 1
21.11.2025 Amended claims with annotations Search / examination 5
21.11.2025 Claims Search / examination 5
21.11.2025 Letter accompanying subsequently filed items Search / examination 1
21.11.2025 Reply to communication from the Examining Division Search / examination 5
24.07.2025 Annex to the communication Search / examination 3
24.07.2025 Communication from the Examining Division Search / examination 2
21.07.2025 Examination started Search / examination 1
15.12.2023 (Electronic) Receipt Search / examination 1
15.12.2023 Amended claims filed after receipt of (European) search report Search / examination 4
15.12.2023 Amended claims with annotations Search / examination 12
15.12.2023 Amendments received before examination Search / examination 2
15.12.2023 Letter accompanying subsequently filed items Search / examination 1
02.08.2023 Notification on forthcoming publication of bibliographic data Search / examination 1
03.07.2023 Copy of the international preliminary report on patentability Search / examination 15
15.06.2023 Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee Search / examination 3
13.06.2023 Confirmation of effective date of early entry Search / examination 1
23.05.2023 (Electronic) Receipt Search / examination 1
23.05.2023 Matter concerning the application Search / examination 1
23.05.2023 Request for entry into the European phase Search / examination 5
02.05.2023 Information on entry into European phase Search / examination 4
11.07.2022 Priority document (electronically transmitted) Search / examination 94
11.07.2022 Priority document (electronically transmitted) Search / examination 93
11.07.2022 Priority document (electronically transmitted) Search / examination 93
23.06.2022 Copy of the international search report Search / examination 4
23.06.2022 Published international application - A1 Search / examination 72
11.05.2022 ISR: cited documents International Searching Authority 4
11.05.2022 Written opinion of the ISA, boxes No. I to VIII International Searching Authority 4
11.05.2022 Written opinion of the ISA, cover sheet International Searching Authority 1
11.05.2022 Written opinion of the ISA, supplemental box International Searching Authority 9
17.03.2022 Partial International Search Report International Searching Authority 3
17.03.2022 Provisional opinion accompanying the partial search results International Searching Authority 8
17.12.2021 Notification of receipt of Search copy International Searching Authority 1
03.12.2021 Abstract International Searching Authority 1
03.12.2021 Claims International Searching Authority 13
03.12.2021 Description International Searching Authority 43
03.12.2021 Drawings International Searching Authority 14
03.12.2021 Invitation to Correct Defects in the International Application (copy for ISA/EP) International Searching Authority 4
03.12.2021 Request form for international application (copy for ISA/EP) International Searching Authority 6