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Official data from INPI

MEMBRANA INORGÂNICA POROSA, DISPOSITIVO CATALISADOR E PROCESSO PARA REALIZAR UMA REAÇÃO QUÍMICA

PublicadaInvention Patent

Application data

Number

PI8701848

Type

Invention Patent

Filing

04/15/1987

Publication

01/26/1988

Progress at the INPI

  1. Filing04/15/87
  2. Publication01/26/88
  3. Abandoned08/07/90
  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: 01/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alcan International Limited

CA

See this company's full portfolio

Inventors

A. D. (pessoa física)

GB

M. B. (pessoa física)

CA

R. F. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8609249 · 04/16/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/26/1988

RPI 901

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Arquivamento - Art. 36 §1° da LPI

#11.2

09/14/1993

RPI 1189

Exigência - art. 36 da LPI

#6.1

03/02/1993

RPI 1161

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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