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Official data from INPI

CONTROLADOR DE MATRIZ DE COMUTAÇÃO TEMPORAL.

IndeferidaInvention Patent

Application data

Number

PI8003127

Type

Invention Patent

Filing

05/16/1980

Publication

01/19/1982

Progress at the INPI

Under appeal
  1. Filing05/16/80
  2. Publication01/19/82
  3. Examination07/20/82
  4. Refused01/17/84
  5. Grant
  6. In force

The application was refused by the INPI on 01/17/1984. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 01/17/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Telecomunicações Brasileiras S/A-Telebrás

SP, BR

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Inventors

D. V. (pessoa física)

K. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

01/17/1984

RPI 691

Conhecimento de parecer técnico

#7.1

07/12/1983

RPI 664

Solicitação de exame técnico

#4.1

07/20/1982

RPI 613

Solicitação de exame não realizada

#4.2

04/13/1982

RPI 599

Publicação do pedido de patente

#3.1

01/19/1982

RPI 587

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