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Official data from INPI

APARELHO E PROCESSO DE SELEÇÃO

DeferidaInvention Patent
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Application data

Number

PI8304196

Type

Invention Patent

Filing

08/04/1983

Publication

03/13/1984
View on INPI

Progress at the INPI

  1. Filing08/04/83
  2. Publication03/13/84
  3. Examination07/08/86
  4. Allowance11/21/89
  5. Grant05/29/90
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CRA Exploration Pty. Limited

AU

Inventors

A. B. (pessoa física)

AU

A. S. (pessoa física)

AU

A. H. (pessoa física)

AU

Technical data

IPC Classification

B07C 5/34

Priority claims

AU

PF 5199 · 08/04/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

11/21/1989

RPI 996

Exigência - art. 36 da LPI

#6.1

08/08/1989

RPI 981

Republicação - classificação IPC

#15.11

01/10/1989

RPI 951

Exigência - art. 36 da LPI

#6.1

12/13/1988

RPI 947

6.2

03/04/1987

RPI 854

Solicitação de exame técnico

#4.1

07/08/1986

RPI 820

Publicação do pedido de patente

#3.1

03/13/1984

RPI 699

Pedido de patente depositado

#2.1

10/18/1983

RPI 678

Carta-patente expirada

#21.1

Patente extinta em 04/08/98

07/01/2008

RPI 1956

Concessão da patente

#16.1

05/29/1990

RPI 1020

Notificação para pagamento de retribuição

#13.1

03/27/1990

RPI 1011

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