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Official data from INPI

APARELHO E PROCESSO DE CONTROLE BIDIRECIONAL PARA TRANSMITIR SINAIS DE CONTROLE ENTRE UM PAR DE SISTEMAS DE CABOS INDEPENDENTEMENTE OPERADOS

PublicadaInvention Patent

Application data

Number

PI8805602

Type

Invention Patent

Filing

11/01/1988

Publication

07/11/1989

Progress at the INPI

  1. Filing11/01/88
  2. Publication07/11/89
  3. Examination10/16/90
  4. Allowance
  5. Grant
  6. In force

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

Applicants and inventors

Applicants

Honeywell Bull Inc

US

Inventors

G. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

129.278 · 12/07/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/11/1989

RPI 977

Pedido de patente depositado

#2.1

03/07/1989

RPI 959

Retificação

#15.3

08/06/1996

RPI 1340

Solicitação de exame técnico

#4.1

10/16/1990

RPI 1037

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