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Official data from INPI

MÉTODO DE CONFECÇÃO DE UM ELEMENTO ABRASIVO FLEXÍVEL E ELEMENTO ABRASIVO FLEXÍVEL E ELEMENTO ABRASIVO FLEXÍVEL.

PublicadaInvention Patent

Application data

Number

PI8800891

Type

Invention Patent

Filing

02/26/1988

Publication

10/04/1988

Progress at the INPI

  1. Filing02/26/88
  2. Publication10/04/88
  3. Examination03/26/91
  4. Allowance
  5. Grant
  6. In force

Published on 10/04/1988, 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: 10/04/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Diabrasive International Ltd., empresa canadense

CA

Inventors

A. S. (pessoa física)

CA

M. I. (pessoa física)

CA

Technical data

IPC Classification

Priority claims

CA

530.811 · 02/27/1987

CA

531.996 · 03/13/1987

CA

549.901 · 10/21/1987

CA

552.387 · 11/20/1987

CA

556.049 · 01/07/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/04/1988

RPI 937

Pedido de patente depositado

#2.1

06/28/1988

RPI 923

Retificação

#15.3

10/01/1991

RPI 1087

Solicitação de exame técnico

#4.1

03/26/1991

RPI 1060

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