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Official data from INPI

ENGRADADO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9004125

Type

Invention Patent

Filing

08/21/1990

Publication

09/03/1991

Progress at the INPI

  1. Filing08/21/90
  2. Publication09/03/91
  3. Examination11/16/93
  4. Allowance10/04/94
  5. Grant05/30/95
  6. Expired06/01/10

The letters patent expired on 06/01/2010: 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: 06/01/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Metal Box South Africa Limited

ZA

Teknol Holdings Inc

IS

Inventors

M. W. (pessoa física)

ZA

Technical data

IPC Classification

Priority claims

ZA

89/6373 · 08/21/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 21/08/2005

06/01/2010

RPI 2056

Pedido de licença compulsória

#20.1

01/07/1997

RPI 1362

Concessão da patente

#16.1

05/30/1995

RPI 1278

Notificação para pagamento de retribuição

#13.1

02/07/1995

RPI 1262

Deferimento

#9.1

10/04/1994

RPI 1244

Pedido de certificado de adição de invenção

#5.1

03/01/1994

RPI 1213

Solicitação de exame técnico

#4.1

11/16/1993

RPI 1198

Publicação do pedido de patente

#3.1

09/03/1991

RPI 1083

Pedido de patente depositado

#2.1

02/26/1991

RPI 1056

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