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Official data from INPI

PROCESSO PARA SEPARAR COBRE DEPOSITADO ELETROLITICAMENTE DE UM CÁTODO

Em AnáliseInvention Patent

Application data

Number

PI8705819

Type

Invention Patent

Filing

10/30/1987

Publication

06/28/1988

Progress at the INPI

  1. Filing10/30/87
  2. Publication06/28/88
  3. Examination11/14/89
  4. Allowance11/08/94
  5. Grant07/25/95
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M.I.M. Technology Marketing Limited

GB

Inventors

A. K. (pessoa física)

AU

B. M. (pessoa física)

AU

N. L. (pessoa física)

AU

Technical data

IPC Classification

Priority claims

AU

PH 8801 · 11/04/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/14/1989

RPI 995

Publicação do pedido de patente

#3.1

06/28/1988

RPI 923

Pedido de patente depositado

#2.1

02/09/1988

RPI 903

Carta-patente expirada

#21.1

Patente extinta em 30/10/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

07/25/1995

RPI 1286

Notificação para pagamento de retribuição

#13.1

03/14/1995

RPI 1267

Deferimento

#9.1

11/08/1994

RPI 1249

Exigência - art. 36 da LPI

#6.1

07/05/1994

RPI 1231

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