Patent details

Basic Information

Publication number:

EP3677589

PCT Application Number:

JP2018032056

Type:

European Patent Granted for LU

Legal Status:

In force

Application number:

EP188497655

PCT Publication Number:

WO2019044947

First applicant's nationality:

Translation Language:

EPO Publication Language:

English

English Title of Invention:

IMPROVED METHOD FOR PRODUCING ANTIBODY-DRUG CONJUGATE

French Title of Invention:

PROCÉDÉ AMÉLIORÉ DE PRODUCTION D'UN CONJUGUÉ ANTICORPS-MÉDICAMENT

German Title of Invention:

VERBESSERTES VERFAHREN ZUR HERSTELLUNG EINES ANTIKÖRPER-WIRKSTOFF-KONJUGATS

SPC Number:

Dates

Filing date:

30/08/2018

Grant date:

26/11/2025

EP Publication Date:

08/07/2020

PCT Publication Date:

07/03/2019

Claims Translation Received Date:

Translations Received Date (B1 EP Publication):

Translations Received Date (B2 EP Publication):

Translations Received Date (B3 EP Publication):

Publication date:

26/11/2025

EP B1 Publication Date:

26/11/2025

EP B2 Publication Date:

EP B3 Publication Date:

Lapsed date:

Expiration date:

30/08/2038

Renunciation date:

Revocation date:

Annulment date:

Owner

From:

19/11/2025

 

 

Name:

Daiichi Sankyo Company, Limited

Address:

3-5-1, Nihonbashi Honcho Chuo-ku, Tokyo 103-8426, Japan (JP)

Inventor

1

Name:

MATUURA Shinji

Address:

Japan (JP)

2

Name:

KURAHASHI Kei

Address:

Japan (JP)

3

Name:

UEDA Tsuyoshi

Address:

Japan (JP)

4

Name:

NAKAMURA Tatsuya

Address:

Japan (JP)

5

Name:

SATO Hitoshi

Address:

Japan (JP)

6

Name:

AOKI Takahiro

Address:

Japan (JP)

7

Name:

KITAGAWA Yutaka

Address:

Japan (JP)

8

Name:

SAKANISHI Kohei

Address:

Japan (JP)

9

Name:

NOGUCHI Shigeru

Address:

Japan (JP)

10

Name:

KONDO Fumikatsu

Address:

Japan (JP)

11

Name:

TAKEDA Tadahiro

Address:

Japan (JP)

12

Name:

KOUKO Takashi

Address:

Japan (JP)

13

Name:

YAMAGUCHI Tatsuya

Address:

Japan (JP)

14

Name:

YAMANE Yohei

Address:

Japan (JP)

Priority

Priority Number:

2017167691

Priority Date:

31/08/2017

Priority Country:

Japan (JP)

Classification

IPC classification:

C07K 5/10; A61K 39/395; A61K 47/65; A61P 35/00; C07C 237/08; C07D 207/452; A61K 31/4745; C07D 491/22;

Publication

European Patent Bulletin

1

Issue number:

202548

Publication date:

26/11/2025

Description:

Grant (B1)

2

Issue number:

202601

Publication date:

31/12/2025

Description:

Application number/publication number of the divisional application (Art. 76) changed

Annual Fees

Annual Fee Due Date:

31/08/2026

Annual Fee Number:

9

Annual Fee Amount:

115 Euro

Expected Payer:

Last Annual Fee Payment Date:

Last Annual Fee Paid Number:

Payer:

Filing date	Document type	Number of pages