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Official data from INPI

VÁLVULA DE FECHO PARA LINHAS DE FLUIDO

PublicadaInvention Patent

Application data

Number

PI8806480

Type

Invention Patent

Filing

12/08/1988

Publication

08/22/1989

Progress at the INPI

  1. Filing12/08/88
  2. Publication08/22/89
  3. Examination06/12/90
  4. Allowance11/26/91
  5. Grant09/29/92
  6. Terminated10/24/95

The patent was granted on 09/29/1992 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: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. A. (pessoa física)

DE

D. A. (pessoa física)

DE

Inventors

E. R. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P3741665.0 · 12/09/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/22/1989

RPI 983

Pedido de patente depositado

#2.1

04/11/1989

RPI 964

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

09/29/1992

RPI 1139

Notificação para pagamento de retribuição

#13.1

04/14/1992

RPI 1115

Deferimento

#9.1

11/26/1991

RPI 1095

Solicitação de exame técnico

#4.1

06/12/1990

RPI 1022

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