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Official data from INPI

SEM TITULO

PublicadaInvention Patent

Application data

Number

PI8701624

Type

Invention Patent

Filing

04/07/1987

Publication

01/26/1988

Progress at the INPI

  1. Filing04/07/87
  2. Publication01/26/88
  3. Examination10/02/90
  4. Allowance
  5. Grant
  6. In force

Published on 01/26/1988, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 01/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Firestone Tire & Rubber Company

US

See this company's full portfolio

Inventors

C. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/26/1988

RPI 901

Pedido de patente depositado

#2.1

07/14/1987

RPI 873

Retificação

#15.3

03/23/1993

RPI 1164

Solicitação de exame técnico

#4.1

10/02/1990

RPI 1035

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