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Official data from INPI

MATERIAL COMPÓSITO, PROCESSO PARA SUA PRODUÇÃO E CORPO SÓLIDO FORMADO A PARTIR DE TAL MATERIAL

PublicadaInvention Patent

Application data

Number

PI8704882

Type

Invention Patent

Filing

09/23/1987

Publication

05/17/1988

Progress at the INPI

  1. Filing09/23/87
  2. Publication05/17/88
  3. Abandoned11/06/90
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alcan International Limited

CA

See this company's full portfolio

Inventors

I. H. (pessoa física)

GB

R. J. (pessoa física)

GB

T. W. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8622949 · 09/24/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/17/1988

RPI 917

Pedido de patente depositado

#2.1

12/22/1987

RPI 896

Arquivamento - Art. 36 §1° da LPI

#11.2

03/14/1995

RPI 1267

Exigência - art. 36 da LPI

#6.1

06/07/1994

RPI 1227

Solicitação de exame técnico

#4.1

11/06/1990

RPI 1040

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