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Official data from INPI

Dispositivo informativo e de orientação para consumidores em geral.

Em AnáliseInvention Patent

Application data

Number

PI8506258

Type

Invention Patent

Filing

12/13/1985

Publication

06/30/1987

Progress at the INPI

Under appeal
  1. Filing12/13/85
  2. Publication06/30/87
  3. Examination07/24/90
  4. Refused05/28/91
  5. Grant
  6. In force

The application was refused by the INPI on 05/28/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pirelli S/A Companhia Industrial Brasileira

SP, BR

Inventors

R. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

07/11/1989

RPI 977

Publicação do pedido de patente

#3.1

06/30/1987

RPI 871

Pedido de patente depositado

#2.1

01/27/1987

RPI 849

Republicação - classificação IPC

#15.11

11/12/1991

RPI 1093

Indeferimento

#9.2

05/28/1991

RPI 1069

Solicitação de exame técnico

#4.1

07/24/1990

RPI 1025

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