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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE UMA COMPOSIÇÃO DE REVESTIMENTO AUTO-RETICULÁVEL AQUOSA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001427

Type

Invention Patent

Filing

03/28/1990

Publication

04/09/1991

Progress at the INPI

  1. Filing03/28/90
  2. Publication04/09/91
  3. Examination07/27/93
  4. Allowance07/27/99
  5. Grant12/28/99
  6. Expired01/08/13

The letters patent expired on 01/08/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/08/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ICI Resins B.V.

NL

Imperial Chemical Industries Plc.

GB

Zeneca Limited

GB

Zeneca Resins B.V.

NL

Inventors

G. O. (pessoa física)

NL

J. C. (pessoa física)

GB

M. H. (pessoa física)

GB

Y. S. (pessoa física)

NL

Technical data

IPC Classification

Priority claims

GB

8907106.2 · 03/29/1989

GB

9002394.6 · 02/02/1990

GB

9005838.9 · 03/15/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 28/03/2010

01/08/2013

RPI 2192

Concessão da patente

#16.1

12/28/1999

RPI 1512

Deferimento

#9.1

07/27/1999

RPI 1490

Exigência - art. 36 da LPI

#6.1

11/03/1998

RPI 1452

14.4

01/07/1997

RPI 1362

14.1

12/31/1996

RPI 1361

Solicitação de exame técnico

#4.1

07/27/1993

RPI 1182

Publicação do pedido de patente

#3.1

04/09/1991

RPI 1062

Pedido de patente depositado

#2.1

08/07/1990

RPI 1027

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