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Official data from INPI

PROCESSO DE EXPANDIR EXPLOSIVAMENTE UM COMPONENTE METÁLICO TUBULAR PARA ACOPL AMENTO A UM COMPONENTE METÁLICO CIRCUNDANTE E ENXERTO TRANSMISSOR DE ONDA DE CHOQUE

PublicadaInvention Patent

Application data

Number

PI8804703

Type

Invention Patent

Filing

09/13/1988

Publication

04/18/1989

Progress at the INPI

  1. Filing09/13/88
  2. Publication04/18/89
  3. Abandoned05/14/91
  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: 04/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

See this company's full portfolio

Inventors

R. H. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

87 21985 · 09/18/1987

GB

8818332.2 · 08/02/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/18/1989

RPI 965

Pedido de patente depositado

#2.1

01/31/1989

RPI 954

Arquivamento - Art. 36 §1° da LPI

#11.2

01/10/1995

RPI 1258

Exigência - art. 36 da LPI

#6.1

05/17/1994

RPI 1224

Solicitação de exame técnico

#4.1

05/14/1991

RPI 1067

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