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Official data from INPI

PROCESSO DIGITAL PARA CORREÇÃO DO ERRO-DE-FASE NA GERAÇÃO DISCRETA DE SINAIS PERIÓDICOS

Em AnáliseInvention Patent

Application data

Number

PI8703642

Type

Invention Patent

Filing

06/30/1987

Publication

01/24/1989

Progress at the INPI

  1. Filing06/30/87
  2. Publication01/24/89
  3. Examination10/24/89
  4. Allowance
  5. Grant
  6. In force

Published on 01/24/1989, 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Presidência da República - SCT/PR - Instituto de Pesquisas Espaciais

SP, BR

Inventors

E. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/24/1989

RPI 992

2.2

02/14/1989

RPI 956

Publicação do pedido de patente

#3.1

01/24/1989

RPI 953

Pedido de patente depositado

#2.1

12/06/1988

RPI 946

Pedido de patente depositado

#2.1

10/20/1987

RPI 887

Retificação

#15.3

02/02/1993

RPI 1157

14.4

06/26/1990

RPI 1024

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