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Official data from INPI

CONTROLADOR DE FLUXO DE FLUIDO

Em AnáliseInvention Patent

Application data

Number

PI7900770

Type

Invention Patent

Filing

02/06/1978

Publication

-

Progress at the INPI

  1. Filing02/06/78
  2. Publication
  3. Examination
  4. Allowance02/16/83
  5. Grant09/27/83
  6. Terminated10/03/89

The patent was granted on 09/27/1983 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

EATON CORP

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Inventors

J. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

20.7

02/18/1986

RPI 800

Concessão da patente

#16.1

09/27/1983

RPI 675

Notificação para pagamento de retribuição

#13.1

06/14/1983

RPI 660

Deferimento

#9.1

02/16/1983

RPI 643

Exigência - art. 36 da LPI

#6.1

06/22/1982

RPI 609

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