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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8704304

Type

Invention Patent

Filing

08/20/1987

Publication

03/07/1989

Progress at the INPI

  1. Filing08/20/87
  2. Publication03/07/89
  3. Examination11/14/89
  4. Allowance
  5. Grant
  6. In force

Published on 03/07/1989, 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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/14/1989

RPI 995

Publicação do pedido de patente

#3.1

03/07/1989

RPI 959

Pedido de patente depositado

#2.1

11/17/1987

RPI 891

14.2

03/26/1991

RPI 1060

Retificação

#15.3

10/23/1990

RPI 1038

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