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Official data from INPI

PROCESSO E APARELHO PARA REMOCAO DE FINAS RACHADURAS DE CINHAS DE UNIAO FRIAS SOBRE CABO DE ACO FUNDIDO

Em AnáliseInvention Patent

Application data

Number

PI8305609

Type

Invention Patent

Filing

10/12/1982

Publication

05/15/1984

Progress at the INPI

  1. Filing10/12/82
  2. Publication05/15/84
  3. Examination08/14/84
  4. Allowance10/01/85
  5. Grant05/27/86
  6. Terminated07/12/88

The patent was granted on 05/27/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NIPPON KOKAN KK [JP]

Inventors

H. Y. (pessoa física)

H. T. (pessoa física)

M. Y. (pessoa física)

M. S. (pessoa física)

T. M. (pessoa física)

Pessoa física

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

05/27/1986

RPI 814

Deferimento

#9.1

10/01/1985

RPI 780

Solicitação de exame técnico

#4.1

08/14/1984

RPI 721

Publicação do pedido de patente

#3.1

05/15/1984

RPI 708

Pedido de patente depositado

#2.1

12/27/1983

RPI 688

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