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Official data from INPI

PROCESSO DE SUBSTITUIÇÃO DE UM PAINEL FERROVIÁRIO E APARELHO PARA RENOVAÇÃO DE PAINÉIS FERROVIÁRIOS

PublicadaInvention Patent

Application data

Number

PI8605689

Type

Invention Patent

Filing

11/18/1986

Publication

08/18/1987

Progress at the INPI

Under appeal
  1. Filing11/18/86
  2. Publication08/18/87
  3. Examination03/27/90
  4. Refused10/15/91
  5. Grant
  6. In force

The application was refused by the INPI on 10/15/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/18/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ra Nova Inc.

GB

Inventors

P. K. (pessoa física)

ZA

Technical data

IPC Classification

Priority claims

ZA

85/8821 · 11/18/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/18/1987

RPI 878

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

Republicação - classificação IPC

#15.11

11/19/1991

RPI 1094

Indeferimento

#9.2

10/15/1991

RPI 1089

Conhecimento de parecer técnico

#7.1

02/19/1991

RPI 1055

Solicitação de exame técnico

#4.1

03/27/1990

RPI 1011

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