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Official data from INPI

REGULADOR DE FLUXO PARA FLUÍDO PRSSURIZADOS.

Em AnáliseInvention Patent

Application data

Number

PI8001939

Type

Invention Patent

Filing

03/26/1980

Publication

-

Progress at the INPI

  1. Filing03/26/80
  2. Publication
  3. Examination01/26/82
  4. Allowance08/17/82
  5. Grant03/29/83
  6. Terminated05/17/88

The patent was granted on 03/29/1983 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

D. B. (pessoa física)

IT

Inventors

B. D. (pessoa física)

Technical data

IPC Classification

Priority claims

IL

56948 · 03/26/1979

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

03/29/1983

RPI 649

Deferimento

#9.1

08/17/1982

RPI 617

Solicitação de exame técnico

#4.1

01/26/1982

RPI 588

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