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Official data from INPI

VÁLVULA DE CONTROLE DE FLUXO

Em AnáliseInvention Patent

Application data

Number

PI8407017

Type

Invention Patent

Filing

08/15/1984

Publication

07/02/1985

Progress at the INPI

  1. Filing08/15/84
  2. Publication07/02/85
  3. Examination09/01/87
  4. Allowance12/27/88
  5. Grant09/26/89
  6. Terminated07/04/95

The patent was granted on 09/26/1989 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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alopex Industries, Inc.

US

A. C. (pessoa física)

Inventors

D. C. (pessoa física)

US

E. K. (pessoa física)

US

P. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

523.711 · 08/15/1983

US

PCT/84/01312 · 08/15/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

12/05/1989

RPI 998

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

05/02/1989

RPI 967

Deferimento

#9.1

12/27/1988

RPI 949

Solicitação de exame técnico

#4.1

09/01/1987

RPI 880

Notificação de entrada na fase nacional - PCT

#1.3

07/02/1985

RPI 767

Anuidade - prazo legal encerrado

#18.2

07/04/1995

RPI 1283

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