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Official data from INPI

VALVULA ESFERICA SOLDADA PARA FLUIDOS

Em AnáliseInvention Patent

Application data

Number

PI7904325

Type

Invention Patent

Filing

07/05/1978

Publication

-

Progress at the INPI

  1. Filing07/05/78
  2. Publication
  3. Examination01/26/82
  4. Allowance06/14/83
  5. Grant01/31/84
  6. Terminated10/03/89

The patent was granted on 01/31/1984 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NUOVO PIGNONE SPA

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Inventors

V. C. (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

201

07/23/1985

RPI 770

Pedido de licença voluntária

#17.1

03/12/1985

RPI 751

Concessão da patente

#16.1

01/31/1984

RPI 693

Notificação para pagamento de retribuição

#13.1

10/04/1983

RPI 676

Deferimento

#9.1

06/14/1983

RPI 660

Exigência - art. 36 da LPI

#6.1

07/27/1982

RPI 614

Solicitação de exame técnico

#4.1

01/26/1982

RPI 588

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