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Official data from INPI

DISPOSITIVO PARA EVITAR AS PERDAS DE FLUIDO DE ACIONAMENTO EM UM MOTOR.

Em AnáliseInvention Patent

Application data

Number

PI7802252

Type

Invention Patent

Filing

04/11/1978

Publication

-

Progress at the INPI

  1. Filing04/11/78
  2. Publication
  3. Examination
  4. Allowance03/16/82
  5. Grant10/19/82
  6. Terminated05/17/88

The patent was granted on 10/19/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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

Applicants and inventors

Applicants

ALSTHOM-ATLANTIQUE

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Inventors

M. P. (pessoa física)

P. R. (pessoa física)

Technical data

Priority claims

FR

77 10 889 · 04/12/1977

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

10/19/1982

RPI 626

Notificação para pagamento de retribuição

#13.1

07/06/1982

RPI 611

Deferimento

#9.1

03/16/1982

RPI 595

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