Patent details

Basic Information

Publication number:

EP3085689

PCT Application Number:

CN2014075379

Type:

European Patent Granted for LU

Legal Status:

Lapsed

Application number:

EP148707037

PCT Publication Number:

WO2015089962

First applicant's nationality:

Translation Language:

EPO Publication Language:

English

English Title of Invention:

METHOD FOR PREPARING BIURET POLYISOCYANATE

French Title of Invention:

PROCÉDÉ DE PRÉPARATION DE POLYISOCYANATE DE BIURET

German Title of Invention:

VERFAHREN ZUR HERSTELLUNG VON BIURETPOLYISOCYANAT

SPC Number:

Dates

Filing date:

15/04/2014

Grant date:

05/12/2018

EP Publication Date:

26/10/2016

PCT Publication Date:

25/06/2015

Claims Translation Received Date:

Translations Received Date (B1 EP Publication):

Translations Received Date (B2 EP Publication):

Translations Received Date (B3 EP Publication):

Publication date:

05/12/2018

EP B1 Publication Date:

05/12/2018

EP B2 Publication Date:

EP B3 Publication Date:

Lapsed date:

15/04/2019

Expiration date:

15/04/2034

Renunciation date:

Revocation date:

Annulment date:

Owner

From:

28/11/2018

 

 

Name:

Wanhua Chemical Group Co., Ltd.

Address:

No. 17, Tianshan Rd, YEDA, Yantai, Shandong 264000, China (CN)

Inventor

1

Name:

HUA, Weiqi

Address:

China (CN)

2

Name:

SHANG, Yonghua

Address:

China (CN)

3

Name:

LI, Haijun

Address:

China (CN)

4

Name:

MA, Ensen

Address:

China (CN)

5

Name:

LI, Yuan

Address:

China (CN)

6

Name:

SHI, Bin

Address:

China (CN)

7

Name:

WANG, Biao

Address:

China (CN)

Priority

Priority Number:

201310711542

Priority Date:

20/12/2013

Priority Country:

China (CN)

Classification

IPC classification:

C07C 273/18; C07C 275/62;

Publication

European Patent Bulletin

Issue number:

201849

Publication date:

05/12/2018

Description:

Grant (B1)

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