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Official data from INPI

APARELHO PARA TESTE DA OPERACIONALIDADE DE DISPOSITIVO SEMI-CONDUTOR, ARRANJO EXCITADOR DE LINHA DE SINAL E SISTEMA CONTROLADOR DE INTER-TRAVAMENTO FERROVIÁRIO.

ArquivadaInvention Patent

Application data

Number

PI8206592

Type

Invention Patent

Filing

11/12/1982

Publication

10/04/1983

Progress at the INPI

  1. Filing11/12/82
  2. Publication10/04/83
  3. Abandoned04/09/85
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/01/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Westinghouse Brake And Signal Company Limited

Westinghouse Brake & Signal Company Limited

GB

Inventors

B. R. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8134401 · 11/14/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/01/1986

RPI 819

Republicação - classificação IPC

#15.11

01/07/1986

RPI 794

Exigência - art. 36 da LPI

#6.1

11/12/1985

RPI 786

Solicitação de exame técnico

#4.1

04/09/1985

RPI 755

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

01/04/1983

RPI 637

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