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Official data from INPI

PROCESSO PARA TRATAMENTO DE AÇO FUNDIDO E APARELHO PARA O MESMO

IndeferidaInvention Patent

Application data

Number

PI8002414

Type

Invention Patent

Filing

04/18/1980

Publication

12/08/1981

Progress at the INPI

Under appeal
  1. Filing04/18/80
  2. Publication12/08/81
  3. Examination03/16/82
  4. Refused02/04/86
  5. Grant
  6. In force

The application was refused by the INPI on 02/04/1986. The invention was never patented.

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Latest action published by the INPI: 02/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Kobe Steel, Ltd.

JP

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Inventors

K. A. (pessoa física)

K. N. (pessoa física)

T. M. (pessoa física)

T. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

02/04/1986

RPI 798

Conhecimento de parecer técnico

#7.1

12/06/1983

RPI 685

Solicitação de exame técnico

#4.1

03/16/1982

RPI 595

Publicação do pedido de patente

#3.1

12/08/1981

RPI 581

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