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Official data from INPI

SISTEMA DE MONTAGEM E DE FIXAÇÀO SOBRE UM CHASSI OU TRUQUE DE UM VEÍCULO FERROVIÁRIO DE UM ENROLAMENTO PARA A FRENAGEM DINÂMICA POR CORRENTES DE FOUCAULT.

Em AnáliseInvention Patent

Application data

Number

PI7908223

Type

Invention Patent

Filing

12/14/1979

Publication

-

Progress at the INPI

  1. Filing12/14/79
  2. Publication
  3. Examination08/31/82
  4. Allowance11/16/83
  5. Grant04/24/84
  6. Terminated05/17/88

The patent was granted on 04/24/1984 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

A. L. (pessoa física)

Inventors

D. Y. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

78 35 471 · 12/15/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

16.3

07/24/1984

RPI 718

Concessão da patente

#16.1

04/24/1984

RPI 705

Notificação para pagamento de retribuição

#13.1

03/20/1984

RPI 700

Deferimento

#9.1

11/16/1983

RPI 682

Exigência - art. 36 da LPI

#6.1

04/12/1983

RPI 651

Solicitação de exame técnico

#4.1

08/31/1982

RPI 619

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