Patent details

Basic Information

Publication number:

EP4201408

PCT Application Number:

Type:

European Patent Granted for LU

Legal Status:

Unitary Effect Registered

Application number:

EP222117376

PCT Publication Number:

First applicant's nationality:

Translation Language:

EPO Publication Language:

English

English Title of Invention:

CROSSLINKED CATION EXCHANGE POLYMERS, COMPOSITIONS AND USE IN TREATING HYPERKALEMIA

French Title of Invention:

POLYMÈRES RÉTICULÉS ÉCHANGEURS DE CATIONS, COMPOSITIONS ET UTILISATION DANS LE TRAITEMENT DE L'HYPERKALIÉMIE

German Title of Invention:

VERNETZTE KATIONENAUSTAUSCHPOLYMERE, ZUSAMMENSETZUNGEN UND VERWENDUNG BEI DER BEHANDLUNG VON HYPERKALÄMIE

SPC Number:

Unitary Effect

Unitary Effect Requested:

Yes

Unitary Effect Request Filing Date:

14/07/2025

Link to UPP Register:

European Patent Register

Unitary Effect Request Withdrawal Date:

Unitary Effect Status:

Unitary Effect Registered

Unitary Effect Acceptance Decision Date:

18/07/2025

Unitary Effect Rejection Decision Date:

Unitary Effect Date:

25/06/2025

Unitary Effect Registration Date:

18/07/2025

Unitary Effect Re-establishment of rights Filing Date:

Unitary Effect Re-establishment of rights EPO Decision :

Unitary Effect Re-establishment of rights EPO Decision Date:

Explanatory Text UE:

Safety Net Request Date:

Safety Net Decision Date:

Safety Net Decision Outcome:

SPC Number:

Dates

Filing date:

22/08/2009

Grant date:

25/06/2025

EP Publication Date:

28/06/2023

PCT Publication Date:

Claims Translation Received Date:

Translations Received Date (B1 EP Publication):

Translations Received Date (B2 EP Publication):

Translations Received Date (B3 EP Publication):

Publication date:

25/06/2025

EP B1 Publication Date:

25/06/2025

EP B2 Publication Date:

EP B3 Publication Date:

Lapsed date:

Expiration date:

22/08/2029

Renunciation date:

Revocation date:

Annulment date:

Owner

From:

18/06/2025

 

 

Name:

Vifor (International) Ltd.

Address:

Rechenstraße 37, 9014 St. Gallen, Switzerland (CH)

Inventor

1

Name:

STRUEVER, Werner

Address:

Germany (DE)

2

Name:

CHANG, Han-Ting

Address:

United States (US)

3

Name:

LIU, Mingjun

Address:

United States (US)

4

Name:

HALFON, Sherin

Address:

United States (US)

5

Name:

CONNOR, Eric

Address:

United States (US)

6

Name:

CHIDAMBARAM, Ramakrishnan

Address:

United States (US)

7

Name:

ALBRECHT, Detlef

Address:

United States (US)

8

Name:

CHARMOT, Dominique

Address:

United States (US)

9

Name:

HUANG, I-Zu

Address:

United States (US)

10

Name:

MILLS, Jonathan

Address:

United States (US)

11

Name:

BURDICK, Michael

Address:

United States (US)

12

Name:

MANSKY, Paul

Address:

United States (US)

Priority

1

Priority Number:

9109708 P

Priority Date:

22/08/2008

Priority Country:

United States (US)

2

Priority Number:

9112508 P

Priority Date:

22/08/2008

Priority Country:

United States (US)

3

Priority Number:

91110 P

Priority Date:

22/08/2008

Priority Country:

United States (US)

4

Priority Number:

16589909 P

Priority Date:

01/04/2009

Priority Country:

United States (US)

5

Priority Number:

165894 P

Priority Date:

01/04/2009

Priority Country:

United States (US)

6

Priority Number:

165905 P

Priority Date:

02/04/2009

Priority Country:

United States (US)

Classification

IPC classification:

A61K 31/7004; A61K 31/78; A61P 7/08;

Publication

European Patent Bulletin

1

Issue number:

202526

Publication date:

25/06/2025

Description:

Grant (B1)

2

Issue number:

202534

Publication date:

20/08/2025

Description:

Unitary Effect Request Receipt

3

Issue number:

202534

Publication date:

20/08/2025

Description:

Unitary Effect Request Acceptance

Annual Fees

Annual Fee Due Date:

Annual Fee Number:

Expected Payer:

Last Annual Fee Payment Date:

Last Annual Fee Paid Number:

Payer:

Filing date	Document type	Number of pages