Patent details

Basic Information

Publication number:

EP0680495

PCT Application Number:

PCT/US/94/00801

Type:

European Patent Granted for LU

Legal Status:

Lapsed

Application number:

EP949094833

PCT Publication Number:

WO/94/17125

First applicant's nationality:

Translation Language:

EPO Publication Language:

English

English Title of Invention:

STRUCTURED COPOLYMERS USED AS CARRIERS OF METAL IONS

French Title of Invention:

COPOLYMERES STRUCTURES UTILES COMME PORTEURS D'IONS METALLIQUES

German Title of Invention:

STRUKTUIERTE COPOLYMERE ALS METALLIONENTRÄGER

SPC Number:

Dates

Filing date:

21/01/1994

Grant date:

07/08/2002

EP Publication Date:

07/08/2002

PCT Publication Date:

04/08/1994

Claims Translation Received Date:

Translations Received Date (B1 EP Publication):

Translations Received Date (B2 EP Publication):

Translations Received Date (B3 EP Publication):

Publication date:

08/11/1995

EP B1 Publication Date:

07/08/2002

EP B2 Publication Date:

EP B3 Publication Date:

Lapsed date:

21/01/2003

Expiration date:

21/01/2014

Renunciation date:

Revocation date:

Annulment date:

Owner

From:

21/01/1994

 

 

Name:

THE DOW CHEMICAL COMPANY

Address:

2030 Dow Center, Midland, Michigan 48674, United States (US)

Inventor

1

Name:

HEDSTRAND David, M.

Address:

United States (US)

2

Name:

TOMALIA Donald, A.

Address:

United States (US)

3

Name:

HELMER Bradley, J.

Address:

United States (US)

Priority

1

Priority Number:

8275

Priority Date:

22/01/1993

Priority Country:

United States (US)

2

Priority Number:

152335

Priority Date:

12/11/1993

Priority Country:

United States (US)

Classification

Main IPC Class:

C08G 73/02;

Filing date	Document type	Number of pages