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Official data from INPI

PROCESSO DE EMENDAR AS BORDAS CONJUGÁVEIS CHANFRADAS DE UMA TIRA DE BANDA DE RODAGEM DE PNEU E PROCESSO DE EMENDAR DUAS BORDAS CHANFRADAS JUSTAPOSTAS DE UMA TIRA DE MISTURA DE BORRACHA

PublicadaInvention Patent

Application data

Number

PI8804746

Type

Invention Patent

Filing

08/14/1988

Publication

04/18/1989

Progress at the INPI

  1. Filing08/14/88
  2. Publication04/18/89
  3. Examination07/16/91
  4. Allowance
  5. Grant
  6. In force

Published on 04/18/1989, 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: 04/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Firestone Tire & Rubber Company

US

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Inventors

C. D. (pessoa física)

I. W. (pessoa física)

Technical data

IPC Classification

Priority claims

US

101.887 · 09/28/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/18/1989

RPI 965

Pedido de patente depositado

#2.1

01/24/1989

RPI 953

Retificação

#15.3

10/03/1995

RPI 1296

Solicitação de exame técnico

#4.1

07/16/1991

RPI 1076

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