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Official data from INPI

COMPOSIÇÃO, MISTURA, PROCESSO E ARTIGO DE METAL

PublicadaInvention Patent

Application data

Number

PI8801988

Type

Invention Patent

Filing

04/26/1988

Publication

11/29/1988

Progress at the INPI

  1. Filing04/26/88
  2. Publication11/29/88
  3. Examination06/19/90
  4. Allowance
  5. Grant
  6. In force

Published on 11/29/1988, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

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Inventors

B. T. (pessoa física)

GB

P. R. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8709896 · 04/27/1987

GB

8808437.1 · 04/11/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/29/1988

RPI 945

Pedido de patente depositado

#2.1

08/23/1988

RPI 931

14.2

04/02/1996

RPI 1322

Arquivamento - Art. 36 §1° da LPI

#11.2

07/25/1995

RPI 1286

Exigência - art. 36 da LPI

#6.1

09/20/1994

RPI 1242

Solicitação de exame técnico

#4.1

06/19/1990

RPI 1023

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