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Official data from INPI

SISTEMA ELETROMECANICO PARA TRUQUES FERROVIARIOS

Em AnáliseInvention Patent

Application data

Number

PI7905547

Type

Invention Patent

Filing

08/29/1979

Publication

-

Progress at the INPI

  1. Filing08/29/79
  2. Publication
  3. Examination
  4. Allowance11/29/83
  5. Grant08/28/84
  6. Terminated06/14/88

The patent was granted on 08/28/1984 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. T. (pessoa física)

Inventors

S. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

Concessão da patente

#16.1

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

03/20/1984

RPI 700

Deferimento

#9.1

11/29/1983

RPI 684

Exigência - art. 36 da LPI

#6.1

03/15/1983

RPI 647

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