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Official data from INPI

SISTEMA CATALIZADOR PARA A FORMAÇÃO DE ESPUMAS CONTENDO GRUPOS URETANO E ISOCIANURATO, COMPOSIÇÃO DE POLIOL, PROCESSO PARA FABRICAÇÃO DE ESPUMAS RIGIDAS E LAMINADO

PublicadaInvention Patent

Application data

Number

PI8606228

Type

Invention Patent

Filing

12/16/1986

Publication

09/29/1987

Progress at the INPI

  1. Filing12/16/86
  2. Publication09/29/87
  3. Abandoned03/20/90
  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.

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Latest action published by the INPI: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

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Inventors

A. C. (pessoa física)

B. E. (pessoa física)

C. D. (pessoa física)

Technical data

Priority claims

GB

8531180 · 12/18/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/29/1987

RPI 884

Pedido de patente depositado

#2.1

04/28/1987

RPI 862

Arquivamento - Art. 36 §1° da LPI

#11.2

03/23/1993

RPI 1164

Exigência - art. 36 da LPI

#6.1

11/05/1991

RPI 1092

Solicitação de exame técnico

#4.1

03/20/1990

RPI 1010

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