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Official data from INPI

APARELHAGEM PARA CONTROLAR DE MANEIRA SELETIVA AS PORTAS NOS DOIS LADOS DE UMA COMPOSICAO DE CARROS DE PASSAGEIROS E PROCESSO DE CONTROLE SELETIVO DAS PORTAS DE UMA COMPOSICAO DE CARROS

Em AnáliseInvention Patent

Application data

Number

PI7904028

Type

Invention Patent

Filing

06/28/1978

Publication

-

Progress at the INPI

  1. Filing06/28/78
  2. Publication
  3. Examination06/08/82
  4. Allowance01/25/83
  5. Grant10/25/83
  6. Terminated05/17/88

The patent was granted on 10/25/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

WESTINGHOUSE ELECTRIC CORP

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Inventors

K. J. (pessoa física)

R. D. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

10/25/1983

RPI 679

Recurso

#12.1

05/31/1983

RPI 658

Deferimento

#9.1

01/25/1983

RPI 640

Solicitação de exame técnico

#4.1

06/08/1982

RPI 607

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