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Official data from INPI

PARTÍCULA POLIMÉRICA DE NÚCLEO E ENVOLTÓRIO E PROCESSO PARA A PREPARAÇÃO DA M ESMA

Em AnáliseInvention Patent

Application data

Number

PI8803725

Type

Invention Patent

Filing

07/27/1988

Publication

02/14/1989

Progress at the INPI

  1. Filing07/27/88
  2. Publication02/14/89
  3. Abandoned10/10/89
  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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tioxide Group Plc

GB

Inventors

A. R. (pessoa física)

G. C. (pessoa física)

Technical data

Priority claims

GB

8718036 · 07/30/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/10/1989

RPI 990

Publicação do pedido de patente

#3.1

02/14/1989

RPI 956

Pedido de patente depositado

#2.1

12/27/1988

RPI 949

Arquivamento - Art. 36 §1° da LPI

#11.2

02/06/1996

RPI 1314

Exigência - art. 36 da LPI

#6.1

06/06/1995

RPI 1279

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