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Official data from INPI

PROCESSO PARA A PRENSAGEM DE UM CONJUNTO COMPOSTO

ConcedidaInvention Patent

Application data

Number

PI8405560

Type

Invention Patent

Filing

10/31/1984

Publication

09/10/1985

Progress at the INPI

  1. Filing10/31/84
  2. Publication09/10/85
  3. Examination10/20/87
  4. Allowance08/23/88
  5. Grant02/28/89
  6. Terminated10/16/90

The patent was granted on 02/28/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MacMillan Bloedel Limited, sociedade canadense

CA

Inventors

M. C. (pessoa física)

CA

Technical data

IPC Classification

Priority claims

US

547.574 · 11/01/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1989

RPI 958

Deferimento

#9.1

08/23/1988

RPI 931

Solicitação de exame técnico

#4.1

10/20/1987

RPI 887

Publicação do pedido de patente

#3.1

09/10/1985

RPI 777

Pedido de patente depositado

#2.1

01/22/1985

RPI 744

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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