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Official data from INPI

"DISPOSITIVO DE CORREÇÃO E ECOS EM TRANSMISSÃO NUMÉRICA".

ArquivadaInvention Patent

Application data

Number

PI8405550

Type

Invention Patent

Filing

10/26/1984

Publication

09/10/1985

Progress at the INPI

  1. Filing10/26/84
  2. Publication09/10/85
  3. Abandoned05/20/86
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Estabelecimento Público de Difusão Denominado "Telediffusion de France".

Inventors

P. P. (pessoa física)

P. D. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

83 17438 · 10/28/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.3

01/17/1989

RPI 952

Republicação - classificação IPC

#15.11

08/02/1988

RPI 928

Exigência - art. 36 da LPI

#6.1

06/21/1988

RPI 922

Solicitação de exame técnico

#4.1

05/20/1986

RPI 813

Publicação do pedido de patente

#3.1

09/10/1985

RPI 777

Pedido de patente depositado

#2.1

01/15/1985

RPI 743

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